Product Description
HangZhou High-Tech Zone CHINAMFG International Trade Co., Ltd. is 1 of the largest hydraulic service provider and manufacturer in China.
We, CHINAMFG company specialize in hydraulic field more than 15 years with professional team and experienced engineer. Our own 6 factories are in HangZhou, China. We warmly welcome well qualified buyers to visit our company for investigation so as to ensure long-term cooperation and large orders signing. Of course, we are also very welcome and support consultation and purchase from retailers regardless of the amount purchased.
High performance rotary group with well-proven spherical control area offering the following advantages, self-centering.
— Low periph-eral speed — High duty roller bearing for intermettent high pressure operation.
— For continuous duty hydrostatic are availabe.
— Excellent starting characteristics.
— High power density
— Optional mounting position
— High efficient.
— Long service life robust rolling bearing.
— Drive shaft will support radial loads.
— Low noise level.
— High duty roller bearing for intermettent high pressure operation.
— For continuous duty hydrostatic are availabe.
— Excellent starting characteristics.
— High power density
— Optional mounting position
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Type: | Vane Pump |
|---|---|
| Stock: | in Stock |
| Size: | The Same as The Original |
| Performance Evaluation: | 100% Close to The Original |
| Manufacturers: | China Suppliers |
| Transport Package: | Export Standard Wooden Case |
| Samples: |
US$ 1/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
|
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|---|
Can Vacuum Pumps Be Used for Vacuum Furnaces?
Yes, vacuum pumps can be used for vacuum furnaces. Here’s a detailed explanation:
Vacuum furnaces are specialized heating systems used in various industries for heat treatment processes that require controlled environments with low or no atmospheric pressure. Vacuum pumps play a crucial role in creating and maintaining the vacuum conditions necessary for the operation of vacuum furnaces.
Here are some key points regarding the use of vacuum pumps in vacuum furnaces:
1. Vacuum Creation: Vacuum pumps are used to evacuate the furnace chamber, creating a low-pressure or near-vacuum environment. This is essential for the heat treatment processes carried out in the furnace, as it helps eliminate oxygen and other reactive gases, preventing oxidation or unwanted chemical reactions with the heated materials.
2. Pressure Control: Vacuum pumps provide the means to control and maintain the desired pressure levels within the furnace chamber during the heat treatment process. Precise pressure control is necessary to achieve the desired metallurgical and material property changes during processes such as annealing, brazing, sintering, and hardening.
3. Contamination Prevention: By removing gases and impurities from the furnace chamber, vacuum pumps help prevent contamination of the heated materials. This is particularly important in applications where cleanliness and purity of the processed materials are critical, such as in the aerospace, automotive, and medical industries.
4. Rapid Cooling: Some vacuum furnace systems incorporate rapid cooling capabilities, known as quenching. Vacuum pumps assist in facilitating the rapid cooling process by removing the heat generated during quenching, ensuring efficient cooling and minimizing distortion or other unwanted effects on the treated materials.
5. Process Flexibility: Vacuum pumps provide flexibility in the type of heat treatment processes that can be performed in vacuum furnaces. Different heat treatment techniques, such as vacuum annealing, vacuum brazing, or vacuum carburizing, require specific pressure levels and atmospheric conditions that can be achieved and maintained with the use of vacuum pumps.
6. Vacuum Pump Types: Different types of vacuum pumps can be used in vacuum furnaces, depending on the specific requirements of the heat treatment process. Commonly used vacuum pump technologies include oil-sealed rotary vane pumps, dry screw pumps, diffusion pumps, and cryogenic pumps. The choice of vacuum pump depends on factors such as required vacuum level, pumping speed, reliability, and compatibility with the process gases.
7. Maintenance and Monitoring: Proper maintenance and monitoring of vacuum pumps are essential to ensure their optimal performance and reliability. Regular inspections, lubrication, and replacement of consumables (such as oil or filters) are necessary to maintain the efficiency and longevity of the vacuum pump system.
8. Safety Considerations: Operating vacuum furnaces with vacuum pumps requires adherence to safety protocols. This includes proper handling of potentially hazardous gases or chemicals used in the heat treatment processes, as well as following safety guidelines for operating and maintaining the vacuum pump system.
Overall, vacuum pumps are integral components of vacuum furnaces, enabling the creation and maintenance of the required vacuum conditions for precise and controlled heat treatment processes. They contribute to the quality, consistency, and efficiency of the heat treatment operations performed in vacuum furnaces across a wide range of industries.
What Is the Difference Between Dry and Wet Vacuum Pumps?
Dry and wet vacuum pumps are two distinct types of pumps that differ in their operating principles and applications. Here’s a detailed explanation of the differences between them:
Dry Vacuum Pumps:
Dry vacuum pumps operate without the use of any lubricating fluid or sealing water in the pumping chamber. They rely on non-contact mechanisms to create a vacuum. Some common types of dry vacuum pumps include:
1. Rotary Vane Pumps: Rotary vane pumps consist of a rotor with vanes that slide in and out of slots in the rotor. The rotation of the rotor creates chambers that expand and contract, allowing the gas to be pumped. The vanes and the housing are designed to create a seal, preventing gas from flowing back into the pump. Rotary vane pumps are commonly used in laboratories, medical applications, and industrial processes where a medium vacuum level is required.
2. Dry Screw Pumps: Dry screw pumps use two or more intermeshing screws to compress and transport gas. As the screws rotate, the gas is trapped between the threads and transported from the suction side to the discharge side. Dry screw pumps are known for their high pumping speeds, low noise levels, and ability to handle various gases. They are used in applications such as semiconductor manufacturing, chemical processing, and vacuum distillation.
3. Claw Pumps: Claw pumps use two rotors with claw-shaped lobes that rotate in opposite directions. The rotation creates a series of expanding and contracting chambers, enabling gas capture and pumping. Claw pumps are known for their oil-free operation, high pumping speeds, and suitability for handling dry and clean gases. They are commonly used in applications such as automotive manufacturing, food packaging, and environmental technology.
Wet Vacuum Pumps:
Wet vacuum pumps, also known as liquid ring pumps, operate by using a liquid, typically water, to create a seal and generate a vacuum. The liquid ring serves as both the sealing medium and the working fluid. Wet vacuum pumps are commonly used in applications where a higher level of vacuum is required or when handling corrosive gases. Some key features of wet vacuum pumps include:
1. Liquid Ring Pumps: Liquid ring pumps feature an impeller with blades that rotate eccentrically within a cylindrical casing. As the impeller rotates, the liquid forms a ring against the casing due to centrifugal force. The liquid ring creates a seal, and as the impeller spins, the volume of the gas chamber decreases, leading to the compression and discharge of gas. Liquid ring pumps are known for their ability to handle wet and corrosive gases, making them suitable for applications such as chemical processing, oil refining, and wastewater treatment.
2. Water Jet Pumps: Water jet pumps utilize a jet of high-velocity water to create a vacuum. The water jet entrains gases, and the mixture is then separated in a venturi section, where the water is recirculated, and the gases are discharged. Water jet pumps are commonly used in laboratories and applications where a moderate vacuum level is required.
The main differences between dry and wet vacuum pumps can be summarized as follows:
1. Operating Principle: Dry vacuum pumps operate without the need for any sealing fluid, while wet vacuum pumps utilize a liquid ring or water as a sealing and working medium.
2. Lubrication: Dry vacuum pumps do not require lubrication since there is no contact between moving parts, whereas wet vacuum pumps require the presence of a liquid for sealing and lubrication.
3. Applications: Dry vacuum pumps are suitable for applications where a medium vacuum level is required, and oil-free operation is desired. They are commonly used in laboratories, medical settings, and various industrial processes. Wet vacuum pumps, on the other hand, are used when a higher vacuum level is needed or when handling corrosive gases. They find applications in chemical processing, oil refining, and wastewater treatment, among others.
It’s important to note that the selection of a vacuum pump depends on specific requirements such as desired vacuum level, gas compatibility, operating conditions, and the nature of the application.
In summary, the primary distinction between dry and wet vacuum pumps lies in their operating principles, lubrication requirements, and applications. Dry vacuum pumps operate without any lubricating fluid, while wet vacuum pumps rely on a liquid ring or water for sealing and lubrication. The choice between dry and wet vacuum pumps depends on the specific needs of the application and the desired vacuum level.
Can Vacuum Pumps Be Used in the Medical Field?
Yes, vacuum pumps have a wide range of applications in the medical field. Here’s a detailed explanation:
Vacuum pumps play a crucial role in various medical applications, providing suction or creating controlled vacuum environments. Here are some key areas where vacuum pumps are used in the medical field:
1. Negative Pressure Wound Therapy (NPWT):
Vacuum pumps are extensively utilized in negative pressure wound therapy, a technique used to promote wound healing. In NPWT, a vacuum pump creates a controlled low-pressure environment within a wound dressing, facilitating the removal of excess fluid, promoting blood flow, and accelerating the healing process.
2. Surgical Suction:
Vacuum pumps are an integral part of surgical suction systems. They provide the necessary suction force to remove fluids, gases, or debris from the surgical site during procedures. Surgical suction helps maintain a clear field of view for surgeons, enhances tissue visualization, and contributes to a sterile operating environment.
3. Anesthesia:
In anesthesia machines, vacuum pumps are used to create suction for various purposes:
– Airway Suction: Vacuum pumps assist in airway suctioning to clear secretions or obstructions from the patient’s airway during anesthesia or emergency situations.
– Evacuation of Gases: Vacuum pumps aid in removing exhaled gases from the patient’s breathing circuit, ensuring the delivery of fresh gas mixtures and maintaining appropriate anesthesia levels.
4. Laboratory Equipment:
Vacuum pumps are essential components in various medical laboratory equipment:
– Vacuum Ovens: Vacuum pumps are used in vacuum drying ovens, which are utilized for controlled drying or heat treatment of sensitive materials, samples, or laboratory glassware.
– Centrifugal Concentrators: Vacuum pumps are employed in centrifugal concentrators to facilitate the concentration or dehydration of biological samples, such as DNA, proteins, or viruses.
– Freeze Dryers: Vacuum pumps play a vital role in freeze-drying processes, where samples are frozen and then subjected to vacuum conditions to remove water via sublimation, preserving the sample’s structure and integrity.
5. Medical Suction Devices:
Vacuum pumps are utilized in standalone medical suction devices, commonly found in hospitals, clinics, and emergency settings. These devices create suction required for various medical procedures, including:
– Suctioning of Respiratory Secretions: Vacuum pumps assist in removing respiratory secretions or excess fluids from the airways of patients who have difficulty coughing or clearing their airways effectively.
– Thoracic Drainage: Vacuum pumps are used in chest drainage systems to evacuate air or fluid from the pleural cavity, helping in the treatment of conditions such as pneumothorax or pleural effusion.
– Obstetrics and Gynecology: Vacuum pumps are employed in devices used for vacuum-assisted deliveries, such as vacuum extractors, to aid in the safe delivery of babies during childbirth.
6. Blood Collection and Processing:
Vacuum pumps are utilized in blood collection systems and blood processing equipment:
– Blood Collection Tubes: Vacuum pumps are responsible for creating the vacuum inside blood collection tubes, facilitating the collection of blood samples for diagnostic testing.
– Blood Separation and Centrifugation: In blood processing equipment, vacuum pumps assist in the separation of blood components, such as red blood cells, plasma, and platelets, for various medical procedures and treatments.
7. Medical Imaging:
Vacuum pumps are used in certain medical imaging techniques:
– Electron Microscopy: Electron microscopes, including scanning electron microscopes and transmission electron microscopes, require a vacuum environment for high-resolution imaging. Vacuum pumps are employed to maintain the necessary vacuum conditions within the microscope chambers.
These are just a few examples of the wide-ranging applications of vacuum pumps in the medical field. Their ability to create suction and controlled vacuum environments makes them indispensable in medical procedures, wound healing, laboratory processes, anesthesia, and various other medical applications.
editor by Dream 2024-05-16
China Hot selling T67CB T6cc T67dB Vacuum Hydraulic Rotary Vane Pump with CHINAMFG vacuum pump electric
Product Description
HangZhou High-Tech Zone CHINAMFG International Trade Co., Ltd. is 1 of the largest hydraulic service provider and manufacturer in China.
We, CHINAMFG company specialize in hydraulic field more than 15 years with professional team and experienced engineer. Our own 6 factories are in HangZhou, China. We warmly welcome well qualified buyers to visit our company for investigation so as to ensure long-term cooperation and large orders signing. Of course, we are also very welcome and support consultation and purchase from retailers regardless of the amount purchased.
High performance rotary group with well-proven spherical control area offering the following advantages, self-centering.
— Low periph-eral speed — High duty roller bearing for intermettent high pressure operation.
— For continuous duty hydrostatic are availabe.
— Excellent starting characteristics.
— High power density
— Optional mounting position
— High efficient.
— Long service life robust rolling bearing.
— Drive shaft will support radial loads.
— Low noise level.
— High duty roller bearing for intermettent high pressure operation.
— For continuous duty hydrostatic are availabe.
— Excellent starting characteristics.
— High power density
— Optional mounting position
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Type: | Vane Pump |
|---|---|
| Stock: | in Stock |
| Size: | The Same as The Original |
| Performance Evaluation: | 100% Close to The Original |
| Manufacturers: | China Suppliers |
| Transport Package: | Export Standard Wooden Case |
| Samples: |
US$ 1/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
|
|
|---|
What Is the Vacuum Level and How Is It Measured in Vacuum Pumps?
The vacuum level refers to the degree of pressure below atmospheric pressure in a vacuum system. It indicates the level of “emptiness” or the absence of gas molecules in the system. Here’s a detailed explanation of vacuum level measurement in vacuum pumps:
Vacuum level is typically measured using pressure units that represent the difference between the pressure in the vacuum system and atmospheric pressure. The most common unit of measurement for vacuum level is the Pascal (Pa), which is the SI unit. Other commonly used units include Torr, millibar (mbar), and inches of mercury (inHg).
Vacuum pumps are equipped with pressure sensors or gauges that measure the pressure within the vacuum system. These gauges are specifically designed to measure the low pressures encountered in vacuum applications. There are several types of pressure gauges used for measuring vacuum levels:
1. Pirani Gauge: Pirani gauges operate based on the thermal conductivity of gases. They consist of a heated element exposed to the vacuum environment. As gas molecules collide with the heated element, they transfer heat away, causing a change in temperature. By measuring the change in temperature, the pressure can be inferred, allowing the determination of the vacuum level.
2. Thermocouple Gauge: Thermocouple gauges utilize the thermal conductivity of gases similar to Pirani gauges. They consist of two dissimilar metal wires joined together, forming a thermocouple. As gas molecules collide with the thermocouple, they cause a temperature difference between the wires, generating a voltage. The voltage is proportional to the pressure and can be calibrated to provide a reading of the vacuum level.
3. Capacitance Manometer: Capacitance manometers measure pressure by detecting the change in capacitance between two electrodes caused by the deflection of a flexible diaphragm. As the pressure in the vacuum system changes, the diaphragm moves, altering the capacitance and providing a measurement of the vacuum level.
4. Ionization Gauge: Ionization gauges operate by ionizing gas molecules in the vacuum system and measuring the resulting electrical current. The ion current is proportional to the pressure, allowing the determination of the vacuum level. There are different types of ionization gauges, such as hot cathode, cold cathode, and Bayard-Alpert gauges.
5. Baratron Gauge: Baratron gauges utilize the principle of capacitance manometry but with a different design. They consist of a pressure-sensing diaphragm separated by a small gap from a reference electrode. The pressure difference between the vacuum system and the reference electrode causes the diaphragm to deflect, changing the capacitance and providing a measurement of the vacuum level.
It’s important to note that different types of vacuum pumps may have different pressure ranges and may require specific pressure gauges suitable for their operating conditions. Additionally, vacuum pumps are often equipped with multiple gauges to provide information about the pressure at different stages of the pumping process or in different parts of the system.
In summary, vacuum level refers to the pressure below atmospheric pressure in a vacuum system. It is measured using pressure gauges specifically designed for low-pressure environments. Common types of pressure gauges used in vacuum pumps include Pirani gauges, thermocouple gauges, capacitance manometers, ionization gauges, and Baratron gauges.
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How Do Vacuum Pumps Impact the Quality of 3D Printing?
Vacuum pumps play a significant role in improving the quality and performance of 3D printing processes. Here’s a detailed explanation:
3D printing, also known as additive manufacturing, is a process of creating three-dimensional objects by depositing successive layers of material. Vacuum pumps are utilized in various aspects of 3D printing to enhance the overall quality, accuracy, and reliability of printed parts. Here are some key ways in which vacuum pumps impact 3D printing:
1. Material Handling and Filtration: Vacuum pumps are used in 3D printing systems to handle and control the flow of materials. They create the necessary suction force to transport powdered materials, such as polymers or metal powders, from storage containers to the printing chamber. Vacuum systems also assist in filtering and removing unwanted particles or impurities from the material, ensuring the purity and consistency of the feedstock. This helps to prevent clogging or contamination issues during the printing process.
2. Build Plate Adhesion: Proper adhesion of the printed object to the build plate is crucial for achieving dimensional accuracy and preventing warping or detachment during the printing process. Vacuum pumps are employed to create a vacuum environment or suction force that securely holds the build plate and ensures firm adhesion between the first layer of the printed object and the build surface. This promotes stability and minimizes the risk of layer shifting or deformation during the printing process.
3. Material Drying: Many 3D printing materials, such as filament or powdered polymers, can absorb moisture from the surrounding environment. Moisture-contaminated materials can lead to poor print quality, reduced mechanical properties, or defects in the printed parts. Vacuum pumps with integrated drying capabilities can be employed to create a low-pressure environment, effectively removing moisture from the materials before they are used in the printing process. This ensures the dryness and quality of the materials, resulting in improved print outcomes.
4. Resin Handling in Stereolithography (SLA): In SLA 3D printing, a liquid resin is selectively cured using light sources to create the desired object. Vacuum pumps are utilized to facilitate the resin handling process. They can be employed to degas or remove air bubbles from the liquid resin, ensuring a smooth and bubble-free flow during material dispensing. This helps to prevent defects and imperfections caused by trapped air or bubbles in the final printed part.
5. Enclosure Pressure Control: Some 3D printing processes, such as selective laser sintering (SLS) or binder jetting, require the printing chamber to be maintained at a specific pressure or controlled atmosphere. Vacuum pumps are used to create a controlled low-pressure or vacuum environment within the printing chamber, enabling precise pressure regulation and maintaining the desired conditions for optimal printing results. This control over the printing environment helps to prevent oxidation, improve material flow, and enhance the quality and consistency of printed parts.
6. Post-Processing and Cleaning: Vacuum pumps can also aid in post-processing steps and cleaning of 3D printed parts. For instance, in processes like support material removal or surface finishing, vacuum systems can assist in the removal of residual support structures or excess powder from printed objects. They can also be employed in vacuum-based cleaning methods, such as vapor smoothing, to achieve smoother surface finishes and enhance the aesthetics of the printed parts.
7. System Maintenance and Filtration: Vacuum pumps used in 3D printing systems require regular maintenance and proper filtration to ensure their efficient and reliable operation. Effective filtration systems within the vacuum pumps help to remove any contaminants or particles generated during printing, preventing their circulation and potential deposition on the printed parts. This helps to maintain the cleanliness of the printing environment and minimize the risk of defects or impurities in the final printed objects.
In summary, vacuum pumps have a significant impact on the quality of 3D printing. They contribute to material handling and filtration, build plate adhesion, material drying, resin handling in SLA, enclosure pressure control, post-processing and cleaning, as well as system maintenance and filtration. By utilizing vacuum pumps in these critical areas, 3D printing processes can achieve improved accuracy, dimensional stability, material quality, and overall print quality.
What Are the Primary Applications of Vacuum Pumps?
Vacuum pumps have a wide range of applications across various industries. Here’s a detailed explanation:
1. Industrial Processes:
Vacuum pumps play a vital role in numerous industrial processes, including:
– Vacuum Distillation: Vacuum pumps are used in distillation processes to lower the boiling points of substances, enabling separation and purification of various chemicals and compounds.
– Vacuum Drying: Vacuum pumps aid in drying processes by creating a low-pressure environment, which accelerates moisture removal from materials without excessive heat.
– Vacuum Packaging: Vacuum pumps are used in the food industry to remove air from packaging containers, prolonging the shelf life of perishable goods by reducing oxygen exposure.
– Vacuum Filtration: Filtration processes can benefit from vacuum pumps to enhance filtration rates by applying suction, facilitating faster separation of solids and liquids.
2. Laboratory and Research:
Vacuum pumps are extensively used in laboratories and research facilities for various applications:
– Vacuum Chambers: Vacuum pumps create controlled low-pressure environments within chambers for conducting experiments, testing materials, or simulating specific conditions.
– Mass Spectrometry: Mass spectrometers often utilize vacuum pumps to create the necessary vacuum conditions for ionization and analysis of samples.
– Freeze Drying: Vacuum pumps enable freeze-drying processes, where samples are frozen and then subjected to a vacuum, allowing the frozen water to sublimate directly from solid to vapor state.
– Electron Microscopy: Vacuum pumps are essential for electron microscopy techniques, providing the necessary vacuum environment for high-resolution imaging of samples.
3. Semiconductor and Electronics Industries:
High vacuum pumps are critical in the semiconductor and electronics industries for manufacturing and testing processes:
– Semiconductor Fabrication: Vacuum pumps are used in various stages of chip manufacturing, including deposition, etching, and ion implantation processes.
– Thin Film Deposition: Vacuum pumps create the required vacuum conditions for depositing thin films of materials onto substrates, as done in the production of solar panels, optical coatings, and electronic components.
– Leak Detection: Vacuum pumps are utilized in leak testing applications to detect and locate leaks in electronic components, systems, or pipelines.
4. Medical and Healthcare:
Vacuum pumps have several applications in the medical and healthcare sectors:
– Vacuum Assisted Wound Closure: Vacuum pumps are used in negative pressure wound therapy (NPWT), where they create a controlled vacuum environment to promote wound healing and removal of excess fluids.
– Laboratory Equipment: Vacuum pumps are essential in medical and scientific equipment such as vacuum ovens, freeze dryers, and centrifugal concentrators.
– Anesthesia and Medical Suction: Vacuum pumps are utilized in anesthesia machines and medical suction devices to create suction and remove fluids or gases from the patient’s body.
5. HVAC and Refrigeration:
Vacuum pumps are employed in the HVAC (Heating, Ventilation, and Air Conditioning) and refrigeration industries:
– Refrigeration and Air Conditioning Systems: Vacuum pumps are used during system installation, maintenance, and repair to evacuate moisture and air from refrigeration and air conditioning systems, ensuring efficient operation.
– Vacuum Insulation Panels: Vacuum pumps are utilized in the manufacturing of vacuum insulation panels, which offer superior insulation properties for buildings and appliances.
6. Power Generation:
Vacuum pumps play a role in power generation applications:
– Steam Condenser Systems: Vacuum pumps are used in power plants to remove non-condensable gases from steam condenser systems, improving thermal efficiency.
– Gas Capture: Vacuum pumps are utilized to capture and remove gases, such as hydrogen or helium, in nuclear power plants, research reactors, or particle accelerators.
These are just a few examples of the primary applications of vacuum pumps. The versatility and wide range of vacuum pump types make them essential in numerous industries, contributing to various manufacturing processes, research endeavors, and technological advancements.
editor by Dream 2024-05-08
China supplier China High Performance Refrigerants Hydraulic DC Vacuum Pump vacuum pump diy
Product Description
Product Description
Product Parameters
Features of pump:
1. High utmost vacuum rate
2. High deflating speed
3. Low noise while working
4. Strong capacity in deflating the vapor
5. Protecting environment; an oil fog clearer is set in the vacuum pump, and no oil fog in the exhaust air
6. Compact structure, scientific and reasonable design, and it is easy to install in the industry system
Power plug
-make this connection with different power plugs easy.
Power supply conversion switch
-make sure this switch is set om the right place before your operating:110V or 220V
Pre-sale service:
1. 24 hour online to ensure quick response to customers inquiry or online message.
2.Xihu (West Lake) Dis. customers to choose the best suitable machine model.
3.Offer detailed specification and competitive prices.
After-sale service:
1.12 months warranty except for wear parts.
2.Broken spare parts(except for wear parts) will be sent for free due to the quality problems.
3.In time response to customers technical problems.
4.New products update for customers’ reference.
Contract execution:
1.Machine production will be arranged strictly according to the contract.
2.Machine photos will be sent to your for inspection during production.
3.Update latest news after delivery and prepare customs clearance.
Certifications
Company Profile
ZheJiang SHING CHEMICAL CO. LTD. is a professional company engaged in refrigerant gas and refrigeration spare parts and tools.
Most of our products have international approvals, such as CE, KGS and DOT. Our good quality and perfect services help us earn a high reputation from clients from Europe, South America, the Middle East, Southeast Asia and Africa.
We are sincerely looking CHINAMFG to cooperating with you to supply the best products to people around the world! We welcome your contact and visit!
We are the leading exporter of the refrigerant gas,and we could serve you all kinds of refrigerant at a reasonable price.
We also have Certifications of CCC//ROHS//ISO9001. This ensure the high quality of the goods.
Our Team
| After-sales Service: | Available |
|---|---|
| Warranty: | 1 |
| Oil or Not: | Oil |
| Structure: | Reciprocating Vacuum Pump |
| Vacuum Degree: | High Vacuum |
| Work Function: | Mainsuction Pump |
| Samples: |
US$ 800/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
|
|
|---|
What Is the Vacuum Level and How Is It Measured in Vacuum Pumps?
The vacuum level refers to the degree of pressure below atmospheric pressure in a vacuum system. It indicates the level of “emptiness” or the absence of gas molecules in the system. Here’s a detailed explanation of vacuum level measurement in vacuum pumps:
Vacuum level is typically measured using pressure units that represent the difference between the pressure in the vacuum system and atmospheric pressure. The most common unit of measurement for vacuum level is the Pascal (Pa), which is the SI unit. Other commonly used units include Torr, millibar (mbar), and inches of mercury (inHg).
Vacuum pumps are equipped with pressure sensors or gauges that measure the pressure within the vacuum system. These gauges are specifically designed to measure the low pressures encountered in vacuum applications. There are several types of pressure gauges used for measuring vacuum levels:
1. Pirani Gauge: Pirani gauges operate based on the thermal conductivity of gases. They consist of a heated element exposed to the vacuum environment. As gas molecules collide with the heated element, they transfer heat away, causing a change in temperature. By measuring the change in temperature, the pressure can be inferred, allowing the determination of the vacuum level.
2. Thermocouple Gauge: Thermocouple gauges utilize the thermal conductivity of gases similar to Pirani gauges. They consist of two dissimilar metal wires joined together, forming a thermocouple. As gas molecules collide with the thermocouple, they cause a temperature difference between the wires, generating a voltage. The voltage is proportional to the pressure and can be calibrated to provide a reading of the vacuum level.
3. Capacitance Manometer: Capacitance manometers measure pressure by detecting the change in capacitance between two electrodes caused by the deflection of a flexible diaphragm. As the pressure in the vacuum system changes, the diaphragm moves, altering the capacitance and providing a measurement of the vacuum level.
4. Ionization Gauge: Ionization gauges operate by ionizing gas molecules in the vacuum system and measuring the resulting electrical current. The ion current is proportional to the pressure, allowing the determination of the vacuum level. There are different types of ionization gauges, such as hot cathode, cold cathode, and Bayard-Alpert gauges.
5. Baratron Gauge: Baratron gauges utilize the principle of capacitance manometry but with a different design. They consist of a pressure-sensing diaphragm separated by a small gap from a reference electrode. The pressure difference between the vacuum system and the reference electrode causes the diaphragm to deflect, changing the capacitance and providing a measurement of the vacuum level.
It’s important to note that different types of vacuum pumps may have different pressure ranges and may require specific pressure gauges suitable for their operating conditions. Additionally, vacuum pumps are often equipped with multiple gauges to provide information about the pressure at different stages of the pumping process or in different parts of the system.
In summary, vacuum level refers to the pressure below atmospheric pressure in a vacuum system. It is measured using pressure gauges specifically designed for low-pressure environments. Common types of pressure gauges used in vacuum pumps include Pirani gauges, thermocouple gauges, capacitance manometers, ionization gauges, and Baratron gauges.
\
Can Vacuum Pumps Be Used in the Production of Solar Panels?
Yes, vacuum pumps are extensively used in the production of solar panels. Here’s a detailed explanation:
Solar panels, also known as photovoltaic (PV) panels, are devices that convert sunlight into electricity. The manufacturing process of solar panels involves several critical steps, many of which require the use of vacuum pumps. Vacuum technology plays a crucial role in ensuring the efficiency, reliability, and quality of solar panel production. Here are some key areas where vacuum pumps are utilized:
1. Silicon Ingot Production: The first step in solar panel manufacturing is the production of silicon ingots. These ingots are cylindrical blocks of pure crystalline silicon that serve as the raw material for solar cells. Vacuum pumps are used in the Czochralski process, which involves melting polycrystalline silicon in a quartz crucible and then slowly pulling a single crystal ingot from the molten silicon. Vacuum pumps create a controlled environment by removing impurities and preventing contamination during the crystal growth process.
2. Wafering: After the silicon ingots are produced, they undergo wafering, where the ingots are sliced into thin wafers. Vacuum pumps are used in wire saws to create a low-pressure environment that helps to cool and lubricate the cutting wire. The vacuum also assists in removing the silicon debris generated during the slicing process, ensuring clean and precise cuts.
3. Solar Cell Production: Vacuum pumps play a significant role in various stages of solar cell production. Solar cells are the individual units within a solar panel that convert sunlight into electricity. Vacuum pumps are used in the following processes:
– Diffusion: In the diffusion process, dopants such as phosphorus or boron are introduced into the silicon wafer to create the desired electrical properties. Vacuum pumps are utilized in the diffusion furnace to create a controlled atmosphere for the diffusion process and remove any impurities or gases that may affect the quality of the solar cell.
– Deposition: Thin films of materials such as anti-reflective coatings, passivation layers, and electrode materials are deposited onto the silicon wafer. Vacuum pumps are used in various deposition techniques like physical vapor deposition (PVD) or chemical vapor deposition (CVD) to create the necessary vacuum conditions for precise and uniform film deposition.
– Etching: Etching processes are employed to create the desired surface textures on the solar cell, which enhance light trapping and improve efficiency. Vacuum pumps are used in plasma etching or wet etching techniques to remove unwanted material or create specific surface structures on the solar cell.
4. Encapsulation: After the solar cells are produced, they are encapsulated to protect them from environmental factors such as moisture and mechanical stress. Vacuum pumps are used in the encapsulation process to create a vacuum environment, ensuring the removal of air and moisture from the encapsulation materials. This helps to achieve proper bonding and prevents the formation of bubbles or voids, which could degrade the performance and longevity of the solar panel.
5. Testing and Quality Control: Vacuum pumps are also utilized in testing and quality control processes during solar panel production. For example, vacuum systems can be used for leak testing to ensure the integrity of the encapsulation and to detect any potential defects or leaks in the panel assembly. Vacuum-based measurement techniques may also be employed for assessing the electrical characteristics and efficiency of the solar cells or panels.
In summary, vacuum pumps are integral to the production of solar panels. They are used in various stages of the manufacturing process, including silicon ingot production, wafering, solar cell production (diffusion, deposition, and etching), encapsulation, and testing. Vacuum technology enables precise control, contamination prevention, and efficient processing, contributing to the production of high-quality and reliable solar panels.
What Is the Purpose of a Vacuum Pump in an HVAC System?
In an HVAC (Heating, Ventilation, and Air Conditioning) system, a vacuum pump serves a crucial purpose. Here’s a detailed explanation:
The purpose of a vacuum pump in an HVAC system is to remove air and moisture from the refrigerant lines and the system itself. HVAC systems, particularly those that rely on refrigeration, operate under specific pressure and temperature conditions to facilitate the transfer of heat. To ensure optimal performance and efficiency, it is essential to evacuate any non-condensable gases, air, and moisture from the system.
Here are the key reasons why a vacuum pump is used in an HVAC system:
1. Removing Moisture: Moisture can be present within an HVAC system due to various factors, such as system installation, leaks, or improper maintenance. When moisture combines with the refrigerant, it can cause issues like ice formation, reduced system efficiency, and potential damage to system components. A vacuum pump helps remove moisture by creating a low-pressure environment, which causes the moisture to boil and turn into vapor, effectively evacuating it from the system.
2. Eliminating Air and Non-Condensable Gases: Air and non-condensable gases, such as nitrogen or oxygen, can enter an HVAC system during installation, repair, or through leaks. These gases can hinder the refrigeration process, affect heat transfer, and decrease system performance. By using a vacuum pump, technicians can evacuate the air and non-condensable gases, ensuring that the system operates with the designed refrigerant and pressure levels.
3. Preparing for Refrigerant Charging: Prior to charging the HVAC system with refrigerant, it is crucial to create a vacuum to remove any contaminants and ensure the system is clean and ready for optimal refrigerant circulation. By evacuating the system with a vacuum pump, technicians ensure that the refrigerant enters a clean and controlled environment, reducing the risk of system malfunctions and improving overall efficiency.
4. Leak Detection: Vacuum pumps are also used in HVAC systems for leak detection purposes. After evacuating the system, technicians can monitor the pressure to check if it holds steady. A significant drop in pressure indicates the presence of leaks, enabling technicians to identify and repair them before charging the system with refrigerant.
In summary, a vacuum pump plays a vital role in an HVAC system by removing moisture, eliminating air and non-condensable gases, preparing the system for refrigerant charging, and aiding in leak detection. These functions help ensure optimal system performance, energy efficiency, and longevity, while also reducing the risk of system malfunctions and damage.
editor by CX 2023-12-09
China Custom Hydraulic Piston Pumps CZPT Pump Vacuum Pump vacuum pump distributors
Product Description
Hydraulic Piston Pumps CZPT Pump Vacuum Pump
Elephant fluid power Co.,ltd
business scope:hydraulic motors,hydraulic direction valves,hydraulic steering units,
hydraulic spare parts,hydraulic piston pumps,vane pumps,pump spare parts
our quality:
Passed CE,ISO9001:2015
| Model NO | BHP3-A0-D-63-S0-E1-H-1 |
| Applications | Machinery Manufacturing |
| Certification | CE |
Elephant fluid power is a leading hydraulic components manufacturer anddistributor,we produce the most complete range of hydraulic motors,hydraulic steering units,directional control valves,gear pumps,piston pumps,vane pumps,spare parts and more.
High quality,stable delivery time ,competitive price and good after-sales service are the crucial factors of our rapid growth.
We are continuing our own production and product development program to offer high quality with right price.
Our valued customers, our quality standards, from the enquiry stage to the delivery stage, you can be sure that it is applied.
We are proud of being your solution partner in hydraulics.
If You Need Any Industrial Solutions/Construction Solutions …
We Are Available For You!
Pre-sale service
When you click on the inquiry, we will clarify your situation and give you some suggestions, you can make investment budget,manufacturing, plHangZhou, so that customers can make reasonable plans with less cost.
Stage 1: Be honest, first clarify the situation of each customer, and then give the best advice, because we have more than 10 years of experience in hydraulic components.
Stage 2: I will provide details to each customer for reference, including size, performance, quality and price level.
Stage 3: We can compare products 1 by 1 and then identify the ones that are reasonably priced.In-sale serviceStage 1: After receiving the order list, we will confirm the exact model and quantity 1 by one.
Stage2: We will track the production progress and quality, check the exact model and quantity 1 by 1 before delivery, and send real-time photos and videos to give you more peace of mind and allow your customers to see the production process intuitively. So our delivery time is shorter and quality tracking is stricter. And you can buy full hydraulic components from our company, because we are professional full hydraulic components, not just produce some products. Stage 3: the lowest shipping cost and the best service. We work with our freight forwarders for more than 10 years, so we can get the best price and service for every customer.After-sale serviceAfter sales service is the most important in every business, we will do the following in every order:
Stage 1: Track the shipment and notify the customer before the arrival date.
Stage 2: Check the goods with our customers and track the quality during use.
Stage 3: If you buy from me, we will charge for all questions, because reputation is the most important thing in export business.
| After-sales Service: | 1 Years |
|---|---|
| Warranty: | 1 Years |
| Structure: | Axial Plunger Pump |
| Cylinder Number: | Single Cylinder |
| Drive Mode: | Mechanically Driven Pump |
| Pump Shaft Position: | Horizontal |
| Samples: |
US$ 500/Piece
1 Piece(Min.Order) | |
|---|
How to install a vacuum pump
A vacuum pump creates a relative vacuum within a sealed volume by drawing gas molecules from the sealed volume. Vacuum pumps can be used in a variety of industrial applications. They also offer various lubrication options. If you are considering purchasing, please understand its functions and features before purchasing.
How it works
The working principle of a vacuum pump is called gas transfer. The principle can be further divided into two basic categories: positive displacement and momentum transfer. At high pressure and moderate vacuum, gas molecules collide and move and create a viscous flow. At higher vacuum levels, gas molecules separate to create molecular or transitional flows.
Another principle of vacuum pumps is fluid-tightness. There are two main types of seals: rotary seals and screw seals. Rotary seals prevent liquid leakage, while screw seals only allow liquids to flow out at higher pressures. Some pumps may not use the third seal.
The flow rate of the vacuum pump determines the machine’s ability to pump a certain amount of material. A higher pumping speed will shorten the drain time. Therefore, the mass flow of the vacuum pump must be carefully considered. The speed and type of vacuum must also be considered.
The working principle of a vacuum pump is to push gas molecules from a high-pressure state to a low-pressure state. This creates a partial vacuum. There are many different types of vacuum pumps, each with different functions. Some are mechanical, some are chemical. In either case, their function is the same: to create a partial or complete vacuum. Vacuum pumps use a variety of technologies and are sized according to the application. Proper sizing is critical for optimum efficiency.
Gas transfer pumps use the same principles as vacuum pumps but use different technology. One of the earliest examples is the Archimedes spiral. Its structure consists of a single screw inside a hollow cylinder. More modern designs use double or triple screws. The rotation of the screw causes gas molecules to be trapped in the cavity between the screw and the housing. The fluid is then discharged at slightly above atmospheric pressure. This difference is called the compression ratio.
Another type of vacuum pump is a diffusion pump. Its main use is industrial vacuum processing. It is used in applications such as mass spectrometry, nanotechnology and analytical instrumentation. These pumps are generally inexpensive to purchase and operate.
Apply
Vacuum pumps are essential for many scientific and industrial processes. They are used in the production of vacuum tubes, CRTs, lamps and semiconductor processing. They can also be used to support mechanical equipment. For example, they can be mounted on the engine of a motor vehicle. Likewise, they can be used to power hydraulic components of aircraft. Among other uses, the vacuum pump helps calibrate the gyroscope.
Vacuum pumps are widely used in the pharmaceutical industry and are one of the largest users of this technology. They help deal with hazardous materials and eliminate waste quickly. They are also used in power jets, dump fuel tanks and rear doors, among others. However, they are sensitive to contamination and should only be used in environments where leaks can be prevented. Therefore, choosing the right fluid for the application is very important.
The most popular type of vacuum pump is the rotary vane pump. These pumps are known for their high pumping speed and low pressure. Their efficient pumping capacity allows them to reach pressures below 10-6 bar. Additionally, they are usually oil-sealed and have excellent vacuuming capabilities.
Vacuum pumps are often used to remove air from closed systems. They create a vacuum by reducing the density of the air in the compressed space. This is done by using the mechanical force energy generated by the rotating shaft. When the pump is under pressure, it converts this energy into pneumatic power. When the pressure is different, the energy produced depends on the volume of the gas and the pressure difference between the inner and outer atmospheres.
Vacuum pumps are also used in the manufacture of solar cells. They are used in the manufacture of solar cells, including ingot casting processes as well as cell and module processes. The design of the vacuum system plays an important role in reducing the cost of the process, thus making it profitable. Due to their low maintenance costs, they are an invaluable tool for making solar cells.
Vacuum pumps are widely used in many applications. In addition to industrial and research uses, they are also used in water remediation. 
Oil Lubrication Option
Vacuum pumps are available in a variety of oil lubrication options. Choosing the right lubricant can help protect your vacuum pump and maximize its performance. Different base oils may contain different additives, such as antioxidants, and some contain additional additives for specific purposes. You should choose an oil with the right concentration of these additives for optimal lubrication of your vacuum pump.
Vacuum pumps are usually lubricated with paraffinic mineral oil. However, this type of lubricant evaporates as the temperature increases. To minimize evaporative losses, choose a lubricant with low vapor pressure. Also, you should choose lubricants that are resistant to extreme temperatures. Extreme temperatures can put extra stress on the oil and can even significantly shorten the life of the oil.
In terms of viscosity, synthetic oils are the best choice for vacuum pumps. These types of oils are designed to resist gas dissolution and are more resistant to corrosion. Therefore, synthetic oils are ideal for handling aggressive substances. Whether or not your pump needs lubrication, choosing a quality product is important.
The vacuum pump oil should be changed periodically according to the manufacturer’s recommendations. If you use a filter, you should also change the oil as soon as the filter reaches the end of its life. Unplanned oil changes will eventually cause the vacuum pump to not reach its maximum vacuum capacity.
You can buy vacuum pump oil from vacuum pump manufacturers or other suppliers. These options are available in a variety of sizes, and labels can be customized. The oil should be designed for the pump. However, you should check the manufacturer’s recommendations to avoid buying the wrong type.
If you choose to use a synthetic oil, it is important to use a good quality oil. It helps the pump work more efficiently and prolong its life. 
Install
After choosing a suitable location, the next step is to install the pump. First, place the pump on a flat surface. Then, screw the pump onto the motor body above the check valve. Make sure the accessories are wrapped with sealing tape and secured with screws. The direction of gas inflow and outflow is indicated by arrows on the pump. The direction of rotation around the pump is also shown.
During commissioning, check the operation of each part of the pump. If the pump is equipped with a pipe connection, the pipe should be the same size and shape as the pump flange. Also, make sure that the piping does not cause any pressure drop. In addition, the first three weeks of operation require the installation of protective nets at the suction ports.
When selecting a pump, consider the back pressure of the system. Too much back pressure will affect the capacity of the vacuum pump. Also, check the temperature of the seal. If the temperature is too high, the seal may be damaged. It could also be due to a partially closed valve in the recirculation line or a clogged filter. Circulation pumps and heat exchangers should also be checked for fouling.
The vacuum pump is usually installed in the chassis area of the car. They can be mounted next to the engine or on a lower support frame. They are usually fastened to the bracket using suitable shock absorbers and isolating elements. However, before installing the vacuum pump, be sure to check the vacuum pump’s wiring harness before connecting it to the vehicle.
In many experimental setups, a vacuum pump is essential. However, improperly installed vacuum pumps can expose users to harmful vapors and chemicals. Appropriate plugs and belt guards should be installed to prevent any accidental chemical exposure. It is also important to install a fume hood for the pump.
In most cases, vacuum pumps come with installation manuals and instructions. Some manufacturers even offer start-up assistance if needed.
editor by CX 2023-10-26
China Hot selling Hydraulic Piston Pumps CZPT Pump Vacuum Pump wholesaler
Product Description
Hydraulic Piston Pumps CZPT Pump Vacuum Pump
Elephant fluid power Co.,ltd
business scope:hydraulic motors,hydraulic direction valves,hydraulic steering units,
hydraulic spare parts,hydraulic piston pumps,vane pumps,pump spare parts
our quality:
Passed CE,ISO9001:2015
| Model NO | BHP3-A0-D-63-S0-E1-H-1 |
| Applications | Machinery Manufacturing |
| Certification | CE |
Elephant fluid power is a leading hydraulic components manufacturer anddistributor,we produce the most complete range of hydraulic motors,hydraulic steering units,directional control valves,gear pumps,piston pumps,vane pumps,spare parts and more.
High quality,stable delivery time ,competitive price and good after-sales service are the crucial factors of our rapid growth.
We are continuing our own production and product development program to offer high quality with right price.
Our valued customers, our quality standards, from the enquiry stage to the delivery stage, you can be sure that it is applied.
We are proud of being your solution partner in hydraulics.
If You Need Any Industrial Solutions/Construction Solutions …
We Are Available For You!
Pre-sale service
When you click on the inquiry, we will clarify your situation and give you some suggestions, you can make investment budget,manufacturing, plHangZhou, so that customers can make reasonable plans with less cost.
Stage 1: Be honest, first clarify the situation of each customer, and then give the best advice, because we have more than 10 years of experience in hydraulic components.
Stage 2: I will provide details to each customer for reference, including size, performance, quality and price level.
Stage 3: We can compare products 1 by 1 and then identify the ones that are reasonably priced.In-sale serviceStage 1: After receiving the order list, we will confirm the exact model and quantity 1 by one.
Stage2: We will track the production progress and quality, check the exact model and quantity 1 by 1 before delivery, and send real-time photos and videos to give you more peace of mind and allow your customers to see the production process intuitively. So our delivery time is shorter and quality tracking is stricter. And you can buy full hydraulic components from our company, because we are professional full hydraulic components, not just produce some products. Stage 3: the lowest shipping cost and the best service. We work with our freight forwarders for more than 10 years, so we can get the best price and service for every customer.After-sale serviceAfter sales service is the most important in every business, we will do the following in every order:
Stage 1: Track the shipment and notify the customer before the arrival date.
Stage 2: Check the goods with our customers and track the quality during use.
Stage 3: If you buy from me, we will charge for all questions, because reputation is the most important thing in export business.
| After-sales Service: | 1 Years |
|---|---|
| Warranty: | 1 Years |
| Structure: | Axial Plunger Pump |
| Cylinder Number: | Single Cylinder |
| Drive Mode: | Mechanically Driven Pump |
| Pump Shaft Position: | Horizontal |
| Samples: |
US$ 500/Piece
1 Piece(Min.Order) | |
|---|
Types of vacuum pumps
A vacuum pump is a device that draws gas molecules from a sealed volume and maintains a partial vacuum. Its job is to create a vacuum in a volume, usually one of several. There are several types of vacuum pumps, such as root pumps, diaphragm pumps, rotary piston pumps, and self-priming centrifugal pumps.
The diaphragm pump is a dry positive displacement vacuum pump
Diaphragm pumps are a versatile type of vacuum pump. They can be installed in a variety of scenarios including container emptying, positive suction, and simultaneous fluid mixing. Their performance depends on the stiffness and durability of the diaphragm, which in turn depends on the material.
They have good performance when running in dry mode. Diaphragm pumps work very similarly to the human heart, which is why they are often used to create artificial hearts. In addition, the diaphragm pump is self-priming and has high efficiency. They are also capable of handling the most viscous liquids and are used in almost all industries.
However, this type of pump has several disadvantages. One of them is that they are difficult to restart after a power outage. Another disadvantage is that they can generate a lot of heat. Fortunately, this heat is carried away by airflow. However, this heat builds up in the multistage pump. If this happens, the diaphragm or motor may be damaged. Diaphragm pumps operating in two or more stages should be fitted with solenoid valves to maintain vacuum stability.
Diaphragm pumps are a good choice for drying processes where hygiene is important. These pumps have check valves and rubber or Teflon diaphragms. Diaphragm pumps are also ideal for high viscosity applications where shear sensitivity is important.
Roots pumps are dry method centrifugal pumps
Roots pumps use a vane rotor pump with two counter-rotating vanes that move in opposite directions to move the gas. They are often the first choice for high-throughput process applications. Depending on the size and number of blades, they can withstand up to 10 Torr.
Centrifugal pumps have several advantages, including the ability to handle corrosive fluids and high temperatures. However, when choosing a pump, it is essential to choose a reputable manufacturer. These companies will be able to advise you on the best pump design for your needs and provide excellent after-sales support. Roots pumps can be used in a wide range of industrial applications including chemical, food, and biotechnology.
The Roots pump is a dry centrifugal pump whose geometry enables it to achieve high compression ratios. The screw rotors are synchronized by a set of timing gears that allow gas to pass in both directions and create a compressed state in the chamber. The pre-compressed gas is discharged through a pressure connection and cooled with water. Some pumps are also able to accept additional cooling gas, but this should be done with caution.
The size of the impeller plays an important role in determining the pump head. The impeller diameter determines how high the pump can lift the liquid. Impeller speed also affects the head. Since the head is proportional to the specific gravity of the liquid, the available suction pressure will be proportional to the density of the liquid. The density of water is about 1.2 kg/m3, and the suction pressure of the centrifugal pump is not enough to lift the water.
The rotary vane pump is a self-priming centrifugal pump
A rotary vane pump is a centrifugal pump with a circular pump head and a cycloid cam that supports the rotor. The rotor is close to the cam wall, and two side plates seal the rotor. Vanes in vane pumps are installed in these cavities, and the rotor rotates at high speed, pushing fluid in and out of the pump. The pump offers several advantages, including a reversible design and the ability to handle a wide variety of clean fluids.
Agknx Pumps manufactures a wide range of vane pumps that combine high performance, low cost, and easy maintenance. These pumps handle medium to high viscosity liquids up to 500 degrees Fahrenheit and 200,000 SSU.
The suction side of the rotary vane pump has a discharge port, and the valve prevents the backflow of the discharge air. When the maximum pressure is reached, the outlet valve closes to prevent the backflow of exhaust gas. The mechanical separation step separates the oil from the gas in the pump circuit and returns the remaining oil particles to the sump. The float valve then reintroduces these oil particles into the oil circuit of the pump. The gas produced is almost oil-free and can be blown out of a pipe or hose.
Rotary vane pumps are self-priming positive displacement pumps commonly used in hydraulic, aeration, and vacuum systems. Unlike gear pumps, rotary vane pumps can maintain high-pressure levels while using relatively low suction pressures. The pump is also very effective when pumping viscous or high-viscosity liquids. 
Rotary piston pumps are dry method positive displacement pumps
Rotary piston pumps are dry positive displacement pumps designed to deliver high-viscosity fluids. They are capable of pumping a variety of liquids and can run dry without damaging the liquid. Rotary piston pumps are available in a variety of designs. Some are single shafts, some are two shafts and four bearings.
Positive displacement pumps operate slower than centrifugal pumps. This feature makes the positive displacement pump more sensitive to wear. Piston and plunger reciprocating pumps are particularly prone to wear. For more demanding applications, progressive cavity, diaphragm or lobe pumps may be a better choice.
Positive displacement pumps are typically used to pump high-viscosity fluids. This is because the pump relies on a mechanical seal between the rotating elements and the pump casing. As a result, when fluids have low viscosity, their performance is limited. Additionally, low viscosity fluids can cause valve slippage.
These pumps have a piston/plunger arrangement using stainless steel rotors. Piston/piston pumps have two cavities on the suction side. The fluid then flows from one chamber to the other through a helical motion. This results in very low shear and pulsation rates. The pump is usually installed in a cylindrical housing.
Rotary vane pump corrosion resistance
Rotary vane vacuum pumps are designed for use in a variety of industries. They feature plasma-treated corrosion-resistant parts and anti-suck-back valves to help reduce the number of corrosive vapors entering the pump. These pumps are commonly used in freeze dryers, vacuum ovens, and degassing processes. The high flow rates they provide in their working vacuum allow them to speed up processes and reduce the time it takes to run them. Plus, they have energy-efficient motors and silent volume. <br/While rotary vane vacuum pumps are relatively corrosion resistant, they should not be used for aggressive chemicals. For these chemicals, the most suitable pump is the chemical mixing pump, which combines two types of pumps to improve corrosion resistance. If the application requires a more powerful pump, a progressive cavity pump (eg VACUU*PURE 10C) is suitable.
Oil seals used in rotary vane pumps are important to pump performance. The oil seal prevents corrosion of the aluminum parts of the rotary vane pump and prolongs the service life. Most rotary vane vacuum pumps have a standard set of components, although each component may have different oil seals.
Rotary vane vacuum pumps are the most common type of positive displacement pump. They provide quiet operation and long service life. They are also reliable and inexpensive and can be used in a variety of applications. 
Roots pumps are primarily used as a vacuum booster
Root vacuum pumps are mainly used as vacuum boosters in industrial applications. They need a thorough understanding of operating principles and proper maintenance to function properly. This course is an introduction to Roots vacuum pumps, covering topics such as pump principles, multi-stage pumps, temperature effects, gas cooling, and maintenance.
Roots pumps have many advantages, including compact and quiet operation. They do not generate particles and have a long service life. They also don’t require oil and have a small footprint. However, Roots pumps have several disadvantages, including relatively high maintenance costs and low pumping speeds near atmospheric pressure.
Root vacuum pumps are often used with rotary vane vacuum pumps. They work on the same principle, the air enters a conveying unit formed by two rolling pistons in the housing. The piston heads are separated from each other, and the air passes through the unit without being reduced until it is discharged. When the air in the next unit reaches a higher absolute pressure, it is expelled from the last unit.
Roots pumps can be classified as sheathed or sealed. Roots pumps with sealed motors are suitable for pumping toxic gases. They have less clearance between the stator and motor rotor and have a sealed tank.
editor by CX 2023-10-25
China Professional Oilgear Hydraulic Pump Variable Plunger Pvm-130/75/2564-A2ub-Rsfy-P-1nnsn Gear Pump/High Pressure Pump/Vacuum Pump wholesaler
Product Description
American OILGEAR plunger pump PFCS series PVV series PVK series PVG series PVW series PVM series
PVM hydraulic pump – high performance open axial piston pump
PVWH hydraulic pump – low horsepower high performance open axial piston pump
PVWW hydraulic pump – low horsepower high performance open axial piston pump for low viscosity or water-containing oil
PVWC hydraulic pump-low horsepower high performance closed axial piston pump
PVG hydraulic pump – mid-range horsepower high performance open axial piston pump
PVK hydraulic pump-mid-range-high-end horsepower high-performance open axial piston pump
PVV hydraulic pump – high horsepower high performance open axial piston pump
PFBA hydraulic pump – high horsepower and high load open multi-stage quantitative output pump
PFBA hydraulic pump – high horsepower and high load open multi-stage quantitative output pump
PFCM hydraulic pump – high pressure and high load open multi-stage quantitative output pump
PFCS hydraulic pump – high pressure and high load open multi-stage quantitative output pump
DN type hydraulic pump-variable radial piston pump
PVG-048-F1UV-LDFY-P-1NNSN
PVG-065-F1UV-LDFY-P-1NNSN
PVG-065-F1UV-LSFY-P-1NNSN
PVG-075-F1UV-LSFY-P-1NNSN
PVG-100-F1UV-LSFY-P-1NNSN
PVG-130-F1UV-LSFY-P-1NNSN
PVG-130-F1UV-RDFZ-P-1NNSN-CN
PVG-130-F1UV-LGFK-P-1NN/FNN
PVG-130-F1UV-RGFK-P-1NN/H100SN-NN
PVG-130-F1UV-RDFZ-P-1NNNN
PVG-130-F1UV-LDFY-P-1NN/H050NN-CP
PVG-100-F1UV-LDFY-P-1NNSN-CP
PVG-100-FIUV-LGFZ-P-1NNSN-NN
PVG-048-F1UV-LGFY-N-1NNNN-AA/05
PVG-100-F1UV-LGFY-N-20RSA
PVG-075-F1UV-LSFY-P-1NNSN-NN
PVG-075-F1UV-RDFY-N-1NNNN-AA/05
PVG-065-F1UB-RGFY-P-1NNNN-NN
PVG-065-F1UP-RGFY-P-1NNNN-NN (Test Equipment)
PVG-065-F1UV-LSFY-P-1NNSN
PVG-100-F1UV-RGFK-P-1NN/G047SN/827
PVG-100-FIUV-LGFZ-P-1NNSN
PVG-130-E1UB-LSFY-P-1NNSN/704 (PVG-130-F1UB-LSFY-P-1NNSN/844)
PVG-130-F1UB-LSFY-P-1NNSN/844
PVG-130-F1UB-RSFY-P-1NNSN
PVG-130-F1UV-LGFK-P-1NN/FNN
PVG-130-F1UV-LGFK-P-1NN/FNN-NN
PVG-150-A1UV-LGFY-P-1NNNN
PVK-140-A1UV-RDFS-P-1NNSN-CP/133 for Komatsu
PVK-270-B1UV-RDFY-P-1NNSN-CP
PVM-011-BIUB-RSAY-P-1NNNN
PVM-046-A1UB-RSFY-P-1NNNN
PVM-130-A2UV-RSFY-P-1NNSN
PVM-130-A2UV-RSFY-P-1NNSN (for thin oil stations on chemical plants)
PVV-250-B1BV-RSFY-P-1NNSN-NN
PVV-250-B1UV-RSFY-F-100SB
PVWH-06-LSAY-MNSA
Upgrade (PVWJ-014-A1UV-LSAY-M-NNSA)
PVWH-11-LDFS-CFNN-THCPP17571C
PVWJ-011-A1UV-RSAY-P-1NNSN
PVL Hydraulic Pump-Variable Axial Piston Pump
FCS Hydraulic Pump – Swing Plate Driven Inspection Valve Type Grading Quantitative PumpAmerican OILGEAR plunger pump PFCS series PVV series PVK series PVG series PVW series PVM series
PVM hydraulic pump – high performance open axial piston pump
PVWH hydraulic pump – low horsepower high performance open axial piston pump
PVWW hydraulic pump – low horsepower high performance open axial piston pump for low viscosity or water-containing oil
PVWC hydraulic pump-low horsepower high performance closed axial piston pump
PVG hydraulic pump – mid-range horsepower high performance open axial piston pump
PVK hydraulic pump-mid-range-high-end horsepower high-performance open axial piston pump
PVV hydraulic pump – high horsepower high performance open axial piston pump
PFBA hydraulic pump – high horsepower and high load open multi-stage quantitative output pump
PFBA hydraulic pump – high horsepower and high load open multi-stage quantitative output pump
PFCM hydraulic pump – high pressure and high load open multi-stage quantitative output pump
PFCS hydraulic pump – high pressure and high load open multi-stage quantitative output pump
DN type hydraulic pump-variable radial piston pump
PVG-048-F1UV-LDFY-P-1NNSN
PVG-065-F1UV-LDFY-P-1NNSN
PVG-065-F1UV-LSFY-P-1NNSN
PVG-075-F1UV-LSFY-P-1NNSN
PVG-100-F1UV-LSFY-P-1NNSN
PVG-130-F1UV-LSFY-P-1NNSN
PVG-130-F1UV-RDFZ-P-1NNSN-CN
PVG-130-F1UV-LGFK-P-1NN/FNN
PVG-130-F1UV-RGFK-P-1NN/H100SN-NN
PVG-130-F1UV-RDFZ-P-1NNNN
PVG-130-F1UV-LDFY-P-1NN/H050NN-CP
PVG-100-F1UV-LDFY-P-1NNSN-CP
PVG-100-FIUV-LGFZ-P-1NNSN-NN
PVG-048-F1UV-LGFY-N-1NNNN-AA/05
PVG-100-F1UV-LGFY-N-20RSA
PVG-075-F1UV-LSFY-P-1NNSN-NN
PVG-075-F1UV-RDFY-N-1NNNN-AA/05
PVG-065-F1UB-RGFY-P-1NNNN-NN
PVG-065-F1UP-RGFY-P-1NNNN-NN (Test Equipment)
PVG-065-F1UV-LSFY-P-1NNSN
PVG-100-F1UV-RGFK-P-1NN/G047SN/827
PVG-100-FIUV-LGFZ-P-1NNSN
PVG-130-E1UB-LSFY-P-1NNSN/704 (PVG-130-F1UB-LSFY-P-1NNSN/844)
PVG-130-F1UB-LSFY-P-1NNSN/844
PVG-130-F1UB-RSFY-P-1NNSN
PVG-130-F1UV-LGFK-P-1NN/FNN
PVG-130-F1UV-LGFK-P-1NN/FNN-NN
PVG-150-A1UV-LGFY-P-1NNNN
PVK-140-A1UV-RDFS-P-1NNSN-CP/133 for Komatsu
PVK-270-B1UV-RDFY-P-1NNSN-CP
PVM-011-BIUB-RSAY-P-1NNNN
PVM-046-A1UB-RSFY-P-1NNNN
PVM-130-A2UV-RSFY-P-1NNSN
PVM-130-A2UV-RSFY-P-1NNSN (for thin oil stations on chemical plants)
PVV-250-B1BV-RSFY-P-1NNSN-NN
PVV-250-B1UV-RSFY-F-100SB
PVWH-06-LSAY-MNSA
Upgrade (PVWJ-014-A1UV-LSAY-M-NNSA)
PVWH-11-LDFS-CFNN-THCPP17571C
PVWJ-011-A1UV-RSAY-P-1NNSN
PVL Hydraulic Pump-Variable Axial Piston Pump
FCS Hydraulic Pump – Swing Plate Driven Inspection Valve Type Grading Quantitative Pump
| Type: | Gear Pump |
|---|---|
| Transport Package: | Standard Wooden Box or Carton |
| Specification: | 35*35*40 |
| Origin: | USA |
Types of vacuum pumps
A vacuum pump is a device that draws gas molecules from a sealed volume and maintains a partial vacuum. Its job is to create a vacuum in a volume, usually one of several. There are several types of vacuum pumps, such as root pumps, diaphragm pumps, rotary piston pumps, and self-priming centrifugal pumps.
The diaphragm pump is a dry positive displacement vacuum pump
Diaphragm pumps are a versatile type of vacuum pump. They can be installed in a variety of scenarios including container emptying, positive suction, and simultaneous fluid mixing. Their performance depends on the stiffness and durability of the diaphragm, which in turn depends on the material.
They have good performance when running in dry mode. Diaphragm pumps work very similarly to the human heart, which is why they are often used to create artificial hearts. In addition, the diaphragm pump is self-priming and has high efficiency. They are also capable of handling the most viscous liquids and are used in almost all industries.
However, this type of pump has several disadvantages. One of them is that they are difficult to restart after a power outage. Another disadvantage is that they can generate a lot of heat. Fortunately, this heat is carried away by airflow. However, this heat builds up in the multistage pump. If this happens, the diaphragm or motor may be damaged. Diaphragm pumps operating in two or more stages should be fitted with solenoid valves to maintain vacuum stability.
Diaphragm pumps are a good choice for drying processes where hygiene is important. These pumps have check valves and rubber or Teflon diaphragms. Diaphragm pumps are also ideal for high viscosity applications where shear sensitivity is important.
Roots pumps are dry method centrifugal pumps
Roots pumps use a vane rotor pump with two counter-rotating vanes that move in opposite directions to move the gas. They are often the first choice for high-throughput process applications. Depending on the size and number of blades, they can withstand up to 10 Torr.
Centrifugal pumps have several advantages, including the ability to handle corrosive fluids and high temperatures. However, when choosing a pump, it is essential to choose a reputable manufacturer. These companies will be able to advise you on the best pump design for your needs and provide excellent after-sales support. Roots pumps can be used in a wide range of industrial applications including chemical, food, and biotechnology.
The Roots pump is a dry centrifugal pump whose geometry enables it to achieve high compression ratios. The screw rotors are synchronized by a set of timing gears that allow gas to pass in both directions and create a compressed state in the chamber. The pre-compressed gas is discharged through a pressure connection and cooled with water. Some pumps are also able to accept additional cooling gas, but this should be done with caution.
The size of the impeller plays an important role in determining the pump head. The impeller diameter determines how high the pump can lift the liquid. Impeller speed also affects the head. Since the head is proportional to the specific gravity of the liquid, the available suction pressure will be proportional to the density of the liquid. The density of water is about 1.2 kg/m3, and the suction pressure of the centrifugal pump is not enough to lift the water.
The rotary vane pump is a self-priming centrifugal pump
A rotary vane pump is a centrifugal pump with a circular pump head and a cycloid cam that supports the rotor. The rotor is close to the cam wall, and two side plates seal the rotor. Vanes in vane pumps are installed in these cavities, and the rotor rotates at high speed, pushing fluid in and out of the pump. The pump offers several advantages, including a reversible design and the ability to handle a wide variety of clean fluids.
Agknx Pumps manufactures a wide range of vane pumps that combine high performance, low cost, and easy maintenance. These pumps handle medium to high viscosity liquids up to 500 degrees Fahrenheit and 200,000 SSU.
The suction side of the rotary vane pump has a discharge port, and the valve prevents the backflow of the discharge air. When the maximum pressure is reached, the outlet valve closes to prevent the backflow of exhaust gas. The mechanical separation step separates the oil from the gas in the pump circuit and returns the remaining oil particles to the sump. The float valve then reintroduces these oil particles into the oil circuit of the pump. The gas produced is almost oil-free and can be blown out of a pipe or hose.
Rotary vane pumps are self-priming positive displacement pumps commonly used in hydraulic, aeration, and vacuum systems. Unlike gear pumps, rotary vane pumps can maintain high-pressure levels while using relatively low suction pressures. The pump is also very effective when pumping viscous or high-viscosity liquids.
Rotary piston pumps are dry method positive displacement pumps
Rotary piston pumps are dry positive displacement pumps designed to deliver high-viscosity fluids. They are capable of pumping a variety of liquids and can run dry without damaging the liquid. Rotary piston pumps are available in a variety of designs. Some are single shafts, some are two shafts and four bearings.
Positive displacement pumps operate slower than centrifugal pumps. This feature makes the positive displacement pump more sensitive to wear. Piston and plunger reciprocating pumps are particularly prone to wear. For more demanding applications, progressive cavity, diaphragm or lobe pumps may be a better choice.
Positive displacement pumps are typically used to pump high-viscosity fluids. This is because the pump relies on a mechanical seal between the rotating elements and the pump casing. As a result, when fluids have low viscosity, their performance is limited. Additionally, low viscosity fluids can cause valve slippage.
These pumps have a piston/plunger arrangement using stainless steel rotors. Piston/piston pumps have two cavities on the suction side. The fluid then flows from one chamber to the other through a helical motion. This results in very low shear and pulsation rates. The pump is usually installed in a cylindrical housing.
Rotary vane pump corrosion resistance
Rotary vane vacuum pumps are designed for use in a variety of industries. They feature plasma-treated corrosion-resistant parts and anti-suck-back valves to help reduce the number of corrosive vapors entering the pump. These pumps are commonly used in freeze dryers, vacuum ovens, and degassing processes. The high flow rates they provide in their working vacuum allow them to speed up processes and reduce the time it takes to run them. Plus, they have energy-efficient motors and silent volume. <br/While rotary vane vacuum pumps are relatively corrosion resistant, they should not be used for aggressive chemicals. For these chemicals, the most suitable pump is the chemical mixing pump, which combines two types of pumps to improve corrosion resistance. If the application requires a more powerful pump, a progressive cavity pump (eg VACUU*PURE 10C) is suitable.
Oil seals used in rotary vane pumps are important to pump performance. The oil seal prevents corrosion of the aluminum parts of the rotary vane pump and prolongs the service life. Most rotary vane vacuum pumps have a standard set of components, although each component may have different oil seals.
Rotary vane vacuum pumps are the most common type of positive displacement pump. They provide quiet operation and long service life. They are also reliable and inexpensive and can be used in a variety of applications.
Roots pumps are primarily used as a vacuum booster
Root vacuum pumps are mainly used as vacuum boosters in industrial applications. They need a thorough understanding of operating principles and proper maintenance to function properly. This course is an introduction to Roots vacuum pumps, covering topics such as pump principles, multi-stage pumps, temperature effects, gas cooling, and maintenance.
Roots pumps have many advantages, including compact and quiet operation. They do not generate particles and have a long service life. They also don’t require oil and have a small footprint. However, Roots pumps have several disadvantages, including relatively high maintenance costs and low pumping speeds near atmospheric pressure.
Root vacuum pumps are often used with rotary vane vacuum pumps. They work on the same principle, the air enters a conveying unit formed by two rolling pistons in the housing. The piston heads are separated from each other, and the air passes through the unit without being reduced until it is discharged. When the air in the next unit reaches a higher absolute pressure, it is expelled from the last unit.
Roots pumps can be classified as sheathed or sealed. Roots pumps with sealed motors are suitable for pumping toxic gases. They have less clearance between the stator and motor rotor and have a sealed tank.
editor by CX 2023-05-26
China Hot selling Oilgear Hydraulic Pump Variable Plunger Pvm-130/75/2564-A2ub-Rsfy-P-1nnsn Gear Pump/High Pressure Pump/Vacuum Pump supplier
Product Description
American OILGEAR plunger pump PFCS series PVV series PVK series PVG series PVW series PVM series
PVM hydraulic pump – high performance open axial piston pump
PVWH hydraulic pump – low horsepower high performance open axial piston pump
PVWW hydraulic pump – low horsepower high performance open axial piston pump for low viscosity or water-containing oil
PVWC hydraulic pump-low horsepower high performance closed axial piston pump
PVG hydraulic pump – mid-range horsepower high performance open axial piston pump
PVK hydraulic pump-mid-range-high-end horsepower high-performance open axial piston pump
PVV hydraulic pump – high horsepower high performance open axial piston pump
PFBA hydraulic pump – high horsepower and high load open multi-stage quantitative output pump
PFBA hydraulic pump – high horsepower and high load open multi-stage quantitative output pump
PFCM hydraulic pump – high pressure and high load open multi-stage quantitative output pump
PFCS hydraulic pump – high pressure and high load open multi-stage quantitative output pump
DN type hydraulic pump-variable radial piston pump
PVG-048-F1UV-LDFY-P-1NNSN
PVG-065-F1UV-LDFY-P-1NNSN
PVG-065-F1UV-LSFY-P-1NNSN
PVG-075-F1UV-LSFY-P-1NNSN
PVG-100-F1UV-LSFY-P-1NNSN
PVG-130-F1UV-LSFY-P-1NNSN
PVG-130-F1UV-RDFZ-P-1NNSN-CN
PVG-130-F1UV-LGFK-P-1NN/FNN
PVG-130-F1UV-RGFK-P-1NN/H100SN-NN
PVG-130-F1UV-RDFZ-P-1NNNN
PVG-130-F1UV-LDFY-P-1NN/H050NN-CP
PVG-100-F1UV-LDFY-P-1NNSN-CP
PVG-100-FIUV-LGFZ-P-1NNSN-NN
PVG-048-F1UV-LGFY-N-1NNNN-AA/05
PVG-100-F1UV-LGFY-N-20RSA
PVG-075-F1UV-LSFY-P-1NNSN-NN
PVG-075-F1UV-RDFY-N-1NNNN-AA/05
PVG-065-F1UB-RGFY-P-1NNNN-NN
PVG-065-F1UP-RGFY-P-1NNNN-NN (Test Equipment)
PVG-065-F1UV-LSFY-P-1NNSN
PVG-100-F1UV-RGFK-P-1NN/G047SN/827
PVG-100-FIUV-LGFZ-P-1NNSN
PVG-130-E1UB-LSFY-P-1NNSN/704 (PVG-130-F1UB-LSFY-P-1NNSN/844)
PVG-130-F1UB-LSFY-P-1NNSN/844
PVG-130-F1UB-RSFY-P-1NNSN
PVG-130-F1UV-LGFK-P-1NN/FNN
PVG-130-F1UV-LGFK-P-1NN/FNN-NN
PVG-150-A1UV-LGFY-P-1NNNN
PVK-140-A1UV-RDFS-P-1NNSN-CP/133 for Komatsu
PVK-270-B1UV-RDFY-P-1NNSN-CP
PVM-011-BIUB-RSAY-P-1NNNN
PVM-046-A1UB-RSFY-P-1NNNN
PVM-130-A2UV-RSFY-P-1NNSN
PVM-130-A2UV-RSFY-P-1NNSN (for thin oil stations on chemical plants)
PVV-250-B1BV-RSFY-P-1NNSN-NN
PVV-250-B1UV-RSFY-F-100SB
PVWH-06-LSAY-MNSA
Upgrade (PVWJ-014-A1UV-LSAY-M-NNSA)
PVWH-11-LDFS-CFNN-THCPP17571C
PVWJ-011-A1UV-RSAY-P-1NNSN
PVL Hydraulic Pump-Variable Axial Piston Pump
FCS Hydraulic Pump – Swing Plate Driven Inspection Valve Type Grading Quantitative PumpAmerican OILGEAR plunger pump PFCS series PVV series PVK series PVG series PVW series PVM series
PVM hydraulic pump – high performance open axial piston pump
PVWH hydraulic pump – low horsepower high performance open axial piston pump
PVWW hydraulic pump – low horsepower high performance open axial piston pump for low viscosity or water-containing oil
PVWC hydraulic pump-low horsepower high performance closed axial piston pump
PVG hydraulic pump – mid-range horsepower high performance open axial piston pump
PVK hydraulic pump-mid-range-high-end horsepower high-performance open axial piston pump
PVV hydraulic pump – high horsepower high performance open axial piston pump
PFBA hydraulic pump – high horsepower and high load open multi-stage quantitative output pump
PFBA hydraulic pump – high horsepower and high load open multi-stage quantitative output pump
PFCM hydraulic pump – high pressure and high load open multi-stage quantitative output pump
PFCS hydraulic pump – high pressure and high load open multi-stage quantitative output pump
DN type hydraulic pump-variable radial piston pump
PVG-048-F1UV-LDFY-P-1NNSN
PVG-065-F1UV-LDFY-P-1NNSN
PVG-065-F1UV-LSFY-P-1NNSN
PVG-075-F1UV-LSFY-P-1NNSN
PVG-100-F1UV-LSFY-P-1NNSN
PVG-130-F1UV-LSFY-P-1NNSN
PVG-130-F1UV-RDFZ-P-1NNSN-CN
PVG-130-F1UV-LGFK-P-1NN/FNN
PVG-130-F1UV-RGFK-P-1NN/H100SN-NN
PVG-130-F1UV-RDFZ-P-1NNNN
PVG-130-F1UV-LDFY-P-1NN/H050NN-CP
PVG-100-F1UV-LDFY-P-1NNSN-CP
PVG-100-FIUV-LGFZ-P-1NNSN-NN
PVG-048-F1UV-LGFY-N-1NNNN-AA/05
PVG-100-F1UV-LGFY-N-20RSA
PVG-075-F1UV-LSFY-P-1NNSN-NN
PVG-075-F1UV-RDFY-N-1NNNN-AA/05
PVG-065-F1UB-RGFY-P-1NNNN-NN
PVG-065-F1UP-RGFY-P-1NNNN-NN (Test Equipment)
PVG-065-F1UV-LSFY-P-1NNSN
PVG-100-F1UV-RGFK-P-1NN/G047SN/827
PVG-100-FIUV-LGFZ-P-1NNSN
PVG-130-E1UB-LSFY-P-1NNSN/704 (PVG-130-F1UB-LSFY-P-1NNSN/844)
PVG-130-F1UB-LSFY-P-1NNSN/844
PVG-130-F1UB-RSFY-P-1NNSN
PVG-130-F1UV-LGFK-P-1NN/FNN
PVG-130-F1UV-LGFK-P-1NN/FNN-NN
PVG-150-A1UV-LGFY-P-1NNNN
PVK-140-A1UV-RDFS-P-1NNSN-CP/133 for Komatsu
PVK-270-B1UV-RDFY-P-1NNSN-CP
PVM-011-BIUB-RSAY-P-1NNNN
PVM-046-A1UB-RSFY-P-1NNNN
PVM-130-A2UV-RSFY-P-1NNSN
PVM-130-A2UV-RSFY-P-1NNSN (for thin oil stations on chemical plants)
PVV-250-B1BV-RSFY-P-1NNSN-NN
PVV-250-B1UV-RSFY-F-100SB
PVWH-06-LSAY-MNSA
Upgrade (PVWJ-014-A1UV-LSAY-M-NNSA)
PVWH-11-LDFS-CFNN-THCPP17571C
PVWJ-011-A1UV-RSAY-P-1NNSN
PVL Hydraulic Pump-Variable Axial Piston Pump
FCS Hydraulic Pump – Swing Plate Driven Inspection Valve Type Grading Quantitative Pump
| Type: | Gear Pump |
|---|---|
| Transport Package: | Standard Wooden Box or Carton |
| Specification: | 35*35*40 |
| Origin: | USA |
| Customization: |
Available
|
|
|---|
How to install a vacuum pump
A vacuum pump creates a relative vacuum within a sealed volume by drawing gas molecules from the sealed volume. Vacuum pumps can be used in a variety of industrial applications. They also offer various lubrication options. If you are considering purchasing, please understand its functions and features before purchasing.
How it works
The working principle of a vacuum pump is called gas transfer. The principle can be further divided into two basic categories: positive displacement and momentum transfer. At high pressure and moderate vacuum, gas molecules collide and move and create a viscous flow. At higher vacuum levels, gas molecules separate to create molecular or transitional flows.
Another principle of vacuum pumps is fluid-tightness. There are two main types of seals: rotary seals and screw seals. Rotary seals prevent liquid leakage, while screw seals only allow liquids to flow out at higher pressures. Some pumps may not use the third seal.
The flow rate of the vacuum pump determines the machine’s ability to pump a certain amount of material. A higher pumping speed will shorten the drain time. Therefore, the mass flow of the vacuum pump must be carefully considered. The speed and type of vacuum must also be considered.
The working principle of a vacuum pump is to push gas molecules from a high-pressure state to a low-pressure state. This creates a partial vacuum. There are many different types of vacuum pumps, each with different functions. Some are mechanical, some are chemical. In either case, their function is the same: to create a partial or complete vacuum. Vacuum pumps use a variety of technologies and are sized according to the application. Proper sizing is critical for optimum efficiency.
Gas transfer pumps use the same principles as vacuum pumps but use different technology. One of the earliest examples is the Archimedes spiral. Its structure consists of a single screw inside a hollow cylinder. More modern designs use double or triple screws. The rotation of the screw causes gas molecules to be trapped in the cavity between the screw and the housing. The fluid is then discharged at slightly above atmospheric pressure. This difference is called the compression ratio.
Another type of vacuum pump is a diffusion pump. Its main use is industrial vacuum processing. It is used in applications such as mass spectrometry, nanotechnology and analytical instrumentation. These pumps are generally inexpensive to purchase and operate.
Apply
Vacuum pumps are essential for many scientific and industrial processes. They are used in the production of vacuum tubes, CRTs, lamps and semiconductor processing. They can also be used to support mechanical equipment. For example, they can be mounted on the engine of a motor vehicle. Likewise, they can be used to power hydraulic components of aircraft. Among other uses, the vacuum pump helps calibrate the gyroscope.
Vacuum pumps are widely used in the pharmaceutical industry and are one of the largest users of this technology. They help deal with hazardous materials and eliminate waste quickly. They are also used in power jets, dump fuel tanks and rear doors, among others. However, they are sensitive to contamination and should only be used in environments where leaks can be prevented. Therefore, choosing the right fluid for the application is very important.
The most popular type of vacuum pump is the rotary vane pump. These pumps are known for their high pumping speed and low pressure. Their efficient pumping capacity allows them to reach pressures below 10-6 bar. Additionally, they are usually oil-sealed and have excellent vacuuming capabilities.
Vacuum pumps are often used to remove air from closed systems. They create a vacuum by reducing the density of the air in the compressed space. This is done by using the mechanical force energy generated by the rotating shaft. When the pump is under pressure, it converts this energy into pneumatic power. When the pressure is different, the energy produced depends on the volume of the gas and the pressure difference between the inner and outer atmospheres.
Vacuum pumps are also used in the manufacture of solar cells. They are used in the manufacture of solar cells, including ingot casting processes as well as cell and module processes. The design of the vacuum system plays an important role in reducing the cost of the process, thus making it profitable. Due to their low maintenance costs, they are an invaluable tool for making solar cells.
Vacuum pumps are widely used in many applications. In addition to industrial and research uses, they are also used in water remediation.
Oil Lubrication Option
Vacuum pumps are available in a variety of oil lubrication options. Choosing the right lubricant can help protect your vacuum pump and maximize its performance. Different base oils may contain different additives, such as antioxidants, and some contain additional additives for specific purposes. You should choose an oil with the right concentration of these additives for optimal lubrication of your vacuum pump.
Vacuum pumps are usually lubricated with paraffinic mineral oil. However, this type of lubricant evaporates as the temperature increases. To minimize evaporative losses, choose a lubricant with low vapor pressure. Also, you should choose lubricants that are resistant to extreme temperatures. Extreme temperatures can put extra stress on the oil and can even significantly shorten the life of the oil.
In terms of viscosity, synthetic oils are the best choice for vacuum pumps. These types of oils are designed to resist gas dissolution and are more resistant to corrosion. Therefore, synthetic oils are ideal for handling aggressive substances. Whether or not your pump needs lubrication, choosing a quality product is important.
The vacuum pump oil should be changed periodically according to the manufacturer’s recommendations. If you use a filter, you should also change the oil as soon as the filter reaches the end of its life. Unplanned oil changes will eventually cause the vacuum pump to not reach its maximum vacuum capacity.
You can buy vacuum pump oil from vacuum pump manufacturers or other suppliers. These options are available in a variety of sizes, and labels can be customized. The oil should be designed for the pump. However, you should check the manufacturer’s recommendations to avoid buying the wrong type.
If you choose to use a synthetic oil, it is important to use a good quality oil. It helps the pump work more efficiently and prolong its life.
Install
After choosing a suitable location, the next step is to install the pump. First, place the pump on a flat surface. Then, screw the pump onto the motor body above the check valve. Make sure the accessories are wrapped with sealing tape and secured with screws. The direction of gas inflow and outflow is indicated by arrows on the pump. The direction of rotation around the pump is also shown.
During commissioning, check the operation of each part of the pump. If the pump is equipped with a pipe connection, the pipe should be the same size and shape as the pump flange. Also, make sure that the piping does not cause any pressure drop. In addition, the first three weeks of operation require the installation of protective nets at the suction ports.
When selecting a pump, consider the back pressure of the system. Too much back pressure will affect the capacity of the vacuum pump. Also, check the temperature of the seal. If the temperature is too high, the seal may be damaged. It could also be due to a partially closed valve in the recirculation line or a clogged filter. Circulation pumps and heat exchangers should also be checked for fouling.
The vacuum pump is usually installed in the chassis area of the car. They can be mounted next to the engine or on a lower support frame. They are usually fastened to the bracket using suitable shock absorbers and isolating elements. However, before installing the vacuum pump, be sure to check the vacuum pump’s wiring harness before connecting it to the vehicle.
In many experimental setups, a vacuum pump is essential. However, improperly installed vacuum pumps can expose users to harmful vapors and chemicals. Appropriate plugs and belt guards should be installed to prevent any accidental chemical exposure. It is also important to install a fume hood for the pump.
In most cases, vacuum pumps come with installation manuals and instructions. Some manufacturers even offer start-up assistance if needed.
editor by CX 2023-05-25
China Moog Hydraulic Oil Pump 0514500407 0514600207 D951, 2-2079-a/B/C/D/F Hydraulic RAM Pump Vacuum Pump vacuum pump
Item Description
Moog RKP-II series radial piston pump 0571 ,CA51234-001,CA52822-001,CA6571-001,CA64722-001,CA61633-001,CA51744-001,CA51449-001,CA44094-001,CA44095-001,CA44096-001,CA44097-001,CA47759-001,CA47761-001
CA88253-001,CA88257-001,CA88261-001,CA88264-001,CA88268-002,CA88272-00
571300001100LG / HPR15A1 RKP016SM28F2Z00
571300057100LG / HPL15A1 RKP016SM28F2Z00
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57LG / HZL30C3 RKP016UM28C1Z00
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5713057100LG / HPR18C3 RKP016UM28B1Z00
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571300064100LG / HPL15A1 RKP016SM28ZKZ07
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571300072100LG / HPL15A1 RKP016SM28B1Z00
5713057100LG / HZR30A1 RKP016SM28C1Z00 ZFS008RM25–Z00
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57LG / HPL15A1 RKP016SM28J1Y00 DS3
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571300111100LG / HPR30A1 RKP016SM28ZQZ00 ZFS008RM25–Z00
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571300119100LG / HPR30A1 RKP016SM28ZKZ04
571300121100LG / HPR15A1 RKP016HM35H1Z00
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571300125100LG / HPR15A1 RKP016SM28H2Z00
571300127100LG / HPR15A1 RPK016SM28–Z00
57135711100LG / HPR15A1 RKP016SM28F2Y00
57135712100LG / HPL15A1 RKP016SM28F2Y00
57135714100LG / HPL15A1 RKP016SM28J1Y00 ZFS004RM25–Z00
57135715100LG / HPR15A1 RKP016SM28J1Y00
57135716100LG / HPL15A1 RKP016SM28J1Y00
57135718100LG / HPL15A1 RKP016SM28G2Z00
57135719100LG / HPR15A1 RKP016SM28G2Z00
571305712100LG / HPL15A1 RKP016SM28F2Y00
571305713100LG / HPR15A1 RKP016SM28ZKZ05
571305715100LG / HPR15A1 RKP016SM28H1Y00
571305717100LG / HPR15A1 RKP016SM28ZKZ03
571305718100LG / HPL15A1 RKP016SM28ZKZ03
571305719100LG / HPR15A1 RKP016SM28ZKZ04
571305712100LG / HPL15A1 RKP016SM28B1Z00 ZFS019RM21–Z00
571305714100LG / HPL15A1 RKP016SM28H1Z00 ZFS004RM25–Z00
571305715100LG / HPR30B1 RPG016SM28ZEZ00 ZFL004RM25–Z00 ZFL004RM18–Z00
571305717100LG / HPR15A1 RKP016SM28H1Z00 ZFS005RM25–Z00
571305718100LG / HPL15A1 RKP016SM28H1Z00 ZFS005RM25–Z00
571305719100LG / HPR30B1 RPG016SM28ZEZ00 ZFS016RM15–Z00 ZFS004RM15–Z00 ZFS004RM15–Z00 4RM15–Z00
57135712100LG / HPL15A1 RKP016SM28J1Y00 ZFS571RM18–Z00
57135713100LG / HPR15A1 RKP016SM28J1Z00 ZFS004RM25–Z00
57135715100LG / HPR15A1 RKP016SM28B1Z00 ZFS008RM25–Z00
57135718100LG / HPL15A1 RKP016SM28ZKZ04 ZFS016RM25–Z00
57135719100LG / HPR15A1 RKP016SM28F2Z00 ZFL016RM12–Z00 ZFL011RM12–Z00
571305711100LG / HPR15A1 RKP016SM28H1Z00 ZFS008RM25–Z00
571305713100LG / HPR30B1 RPG016SM28ZEZ00 ZFL016RM15–Z00 ZFL011RM15–Z00
571305715100LG / HPR30B1 RPG016SM28ZEZ00 ZFS011RM20–Z00 ZFS004RM20–Z00 ZFS004RM20–Z00 4RM20–Z00
571305717100LG / HPR15A1 RKP016SM28H1Y00 ZFS016RM23–Z00
571305715710LG / HPL30B1 RPG016SM28ZEZ00 ZFL008RM22–Z00
571305711100LG / HPR30B1 RPG016EM32ZEZ00
571305713100LG / HPR15A5 RKP016SP28A1Z00
571305715100LG / HPL15A1 RKP016SM28ZKZ07 ZFS016RM25–Z00
571305718100LG / HPL15A1 RKP016SM28A1Z00 ZFS008RM25–Z00
571300261100LG / HZR25B2 RKP016SM28C1Z00
571300263100LG / HPR30B1 RPG016EM34ZEZ00
571300265100LG / HPR30B1 RPG016EM32ZEZ00 ZFL004RM25–Z00
571300269100LG / HPR15B2 RKP016SM28J1Z00
571305711100LG / HPR15A1 RKP016SM28F1Z00 ZFS004RM25–Z00
571305713100LG / HPR15A1 RKP016SM28F1Z00 ZFL016RM12–Z00 ZFL016RM12–Z00
571305716100LG / HPL15A1 RKP016SM28B1Z00 ZFS011RM25–Z00
571305717100LG / HPR15B2 RKP016SM28F2Z00
57135715710LG / HPL30B1 RKP016SM28F2Z00 DS3
57135711100LG / HPR15A1 RKP016SM28F2Z00 ZFS016RM25–Z00
57135712100LG / HPL15A1 RKP016SM28F2Z00 ZFS016RM23–Z00
57135713100LG / HPR30B1 RPG016SM28ZEZ00
57135715100LG / HPR15A1 RKP016SM28F2Z00 ZFS004RM25–Z00
57135717100LG / HPR18C3 RKP016SM28F2Z00
57135718100LG / HPL18C3 RKP016SM28F2Z00
57135719100LG / HPR18C3 RKP016SM28H1Z00
57135715710LG / HPL18C3 RKP016SM28H1Z00
57135711100LG / HPR18C6 RKP016SJ28A1Z00
571557125100LG / HPR15B1 RKP032SM28F1Z00 RKP016SM28J1Z00
571557127100LG / HZR15B1 RKP032SM28F1Y00 RKP016SM28F2Y00
571557129100LG / HPR15B1 RKP032SM28H1Z00 RKP016SM28H1Z00
571557131100LG / HPR15B1 RKP032SM28J1Z00 RKP016SM28J1Z00
571557133100LG / HPR15B1 RKP032SC21F2Y00 RKP016SC21F2Y00
571557136100LG / HPL15B1 RKP032SM28J1Z00 RKP016SM28J1Z00 ZFS016RM23–Z00
571557137100LG / HPR15B1 RKP032SM28J1Z00 RKP016HM35J1Z00
571557139100LG / HPR18D3 RKP032SM28F2Y00 RKP016SM28F2Y00
571557141100LG / HPR15B1 RKP032SM28H1Y00 RKP016SM28B1Z00 ZFS571RM17–Z00
571557143100LG / HPR15B1 RKP032SM28B1Z00 RKP016SM28H1Y00
571557145100LG / HPR15B1 RKP032SM28T2Z00 RKP016SM28J1Z00
571503001100LG / HPR15A4 RKP032SM28J1Z00
57150305710lg / HPR15A4 RKP032SM28J1Z00 ZFL004RM25–Z00
571503201100LG / HPR15A4 RKP032SM28F2Z00
57150325710LG / HPR15A4 RKP032SM21J1Z00
57150325710LG / HPR15A4 RKP032SM28J1Z00
571503206100LG / HPL15A4 RKP032SM28J1Z00
57150325710LG / HPR15A4 RKP032HM35H1Z00
571504001100LG / HPR27B1 RPG032HM38ZEV00 RPG016SM28ZEV00 RPG016SM28ZEV00
57150405710LG / HPR27B1 RPG032HM38ZEV00 RPG016SM28ZDW00 RPG016SM28ZDW00
571504201100LG / HPR15A1 RKP032SM28B1Z00 RKP016SM28B1Z00 RKP016SM28B1Z00
571505201100LG / HPR15B1 RKP032SC21H1Z00 RKP032SC17H1Z00 RKP019SC17F2Z00 ZFS016RC17–Z00 6RC17–Z00
57150525710LG / HPR15B1 RKP032SC21J1Z00 RKP032SC21J1Z00 RKP019SC16J1Z00 ZFS016RC09–Z00 6RC09–Z00
571506201100LG / HPR18B1 RKP032SM28H1Z00 RKP019SM28H1Y00
57150625710LG / HPR18D3 RKP032SM28F2Z00 RKP019SM28H1Z00
57150625710LG / HPR18D3 RKP032SM28F2Z00 RKP019SM28F2Z00
57150625710LG / HPR18B1 RKP032SM28F2Y00 RKP019SM28F2Y00 ZFS016RM25–Z00
57150625710LG / HPR18B1 RKP032SM28H1Z00 RKP019SM28H1Z00
571506211100LG / HPR18B1 RKP032SC21J1Z00 RKP019SC21J1Z00
571506213100LG / HPR18B1 RKP032SM28F2Y00 RKP019SM28B1Z00
571506215100LG / HPR18A1 RKP032SM28T1Z00 RKP019SM28T1Z00 ZFS011RM25–Z00
571506217100LG / HPR18B1 RKP032SM28J1Z00 RKP019SM28J1Z00
571506219100lg / HPR18B1 RKP032SC21F2Y00 RKP019SC21F2Y00
571506221100lg / HPR18B1 RKP032SM28J1Z00 RKP019SM28J1Z00 ZFS571RM16–Z00
571506223100lg / HZR18B1 RKP032SM28F1Y00 RKP019SM28F2Y00
571506226100LG / HPL18B1 RKP032SM28F2Z00 RKP019SM28F2Y00 ZFS016RM23–Z00
571506227100LG / HPR18B1 RKP032SM28F2Z00 RKP019SM28F2Y00
571506229100LG / HPR18B1 RKP032SM28B1Z00 RKP019SM28H1Y00
571506231100LG / HPR18B1 RKP032SM28F1Z00 RKP019SM28J1Z00
571506234100LG / HPL18B1 RKP032SM28J1Z00 RKP019SM28J1Z00 ZFS016RM23–Z00
571506235100LG / HPR15B1 RKP032SM28S2Z11 RKP019SM28J1Z00
571506237100LG / HPR18B1 RKP032HM35J1Y00 RKP019HM35H1Z00
571506241100LG / HPR18B1 RKP032SM28F1Z00 RKP019SM28F1Y00
571507201100LG / HPR15B1 RKP032SM28J1Z00 RKP032SM28J1Z00 RKP032SM13J1Z00 RKP016SM13J1Z00 6SM13J1Z00
571600057100lg / HPL15A1 RKP045SM21J2Z00
57160005710LG / HPR15A1 RKP045SM21J1Z00
571600011100LG / HPR15A1 RKP045SM21U2Z00
571600013100LG / HPR15A1 RKP045SM21T1Z00
571600015100LG / HPR15A1 RPK045SM21–Z00
571600019130LG / HPR18A1 RKP045SM28J1Z00
571600019120LG / HPR18A1 RKP045SM28J1Z00
571600019100LG / HPR18A1 RKP045SM28J1Z00
571600571710LG / HPL18A1 RKP045SM28J1Z00
571600571100LG / HPR18A1 RKP045SM28F2Z00
57160571100LG / HPR18A1 RKP045SM28H2Z00
571600571100LG / HZR18A1 RKP045SM28U1Z00
57160571100LG / HPR15A1 RPK045SM28–Z00
57160057120LG / HPR15A1 RKP045SM28T1Z00
57160057100LG / HPR15A1 RKP045SM28T1Z00
571600033100LG / HPR18A1 RKP045SM28H1Z00
57160057100LG / HPR18A1 RKP045SM28B1Z00
57160057100LG / HPR18A1 RKP045SM28J1Z00 ZFL011RM16–Z00
57160057100LG / HPR18A1 RKP045SM28F2Y00
5716057100LG / HPR18C3 RKP045SM28F2Z00
5716057100LG / HPR18C3 RKP045SM28F2Y00
57160057100LG / HPR18C3 RKP045SM28H1Z00
57160057100LG / HPR18C3 RKP045SM28H1Y00
571600049100LG / HPR18A1 RKP045SM28J1Z00 ZFS016RM23–Z00
57160057100LG / HPR18A1 RKP045SC21J1Z00
57160057100LG / HPR18A1 RKP045SM28F1Z00
5716057100LG / HPR18A1 RKP045SM28C1Z00
57160057100LG / HPR18A1 RKP045SM28H1Y00 ZFL571RM07–Z00
571600061100LG / HPR18A1 RKP045SM28J1Z00 DL3
57LG / HPR18A1 RKP045SM28G1Z00
571600065100LG / HPR18A7 RKP045SM28F2Z00
571600067100LG / HPR18C3 RKP045SD28F2Y00
57LG / HPR18A1 RKP045SM28F2Z00 ZFL571RM07–Z00
5716057100LG / HPR18A1 RKP045SC21F2Y00
5716057100LG / HPR18A1 RKP045SM28G2Z00
57160057100LG / HPR15A1 RKP045SM28F2Y00 DL3
57160057100LG / HPR18A1 RKP045SM28T1Z00 ZFL008RM22–Z00
57160057100LG / HZR18A1 RKP045SM28J1Z00 DL3
57160057120LG / HZR18A1 RKP045SM28J1Z00 DL3
571600081100LG / HZR18A1 RKP045SM28R1Z00 DS1
571819213100LG / HPR18A1 RKP080SM28J1Z00 RKP019SM28B1Z00
571825711100LG / HPR15B1 RKP080SM28T3Z00 RKP045SM25T1Z00 RKP045SM25T2Z00
571825713100LG / HPR18B1 RKP080SM28T3Z00 RKP045SM25T1Z00 RKP045SM25T2Z00
571821201100LG / HPR18B1 RKP080SM28B1Z00 RKP063SM28J1Y00 RKP045SM28B1Z00
571822201100LG / HPR18B1 RKP080SM28F2Z00 RKP063SM28F2Z00 RKP019SM28F2Z00
571850001100LG / HPR15B1 RKP090HM28J1Z00
57185005710LG / HPR15A1 RKP090HM28J1Z00 ZFL016RM20–Z00
57185005710LG / HPR15A1 RKP090LM28J1Z00
571850006100LG / HPL15A1 RKP090LM28J1Z00
57185005710LG / HPR15A1 RKP090LM28S1Z22
57185005710LG / HPR15A1 RKP090LM28S2Z22
571850011100LG / HPR15B1 RKP090LM28J1Z00 ZGS032RM18–Z00
571850013100LG / HPR15A1 RKP090LM28U1Z00
571850015100LG / HZR15A1 RKP090LM28R1Z00 DS1
571850015120LG / HZR15A1 RKP090LM28R1Z00 DS1
571850017100LG / HPR16B1 RPG090HM18ZPW00 ZFL571RM14–Z00
571850019100LG / HPR15A1 RPK090LM28–Z00
571850571100LG / HPR15B1 RKP090LM28R1Z00 DS1
57185571100LG / HZR18B1 RKP090LC21T4Z00 DS1
571855711100lg / HPR15A1 RKP090HM28J1Z00
571855712100LG / HPL15A1 RKP090HM28J1Z00
571855713100LG / HPR15A1 RKP090HM28F2Z00
571855715100LG / HPR15A1 RKP090HM28H1Z00
571855717100LG / HPR15B1 RKP090LM28J1Z00 DS1
571855719100LG / HPR15A1 RKP090LM28J1Z00 ZFL016RM19–Z00
571855711100LG / HPR15A1 RKP090LM28F2Z00
571855713100LG / HPR15A1 RKP090LM28H1Z00
571855715100LG / HPR18C3 RKP090LM28F2Z00
571855717100LG / HPR18C3 RKP090LM28H1Z00
571855719100LG / HPR18C3 RKP090LM28J1Z00
571855711100LG / HPR15A1 RKP090LM28J2Z00
571855713100LG / HPR15A1 RKP090LM28C1Z00
571855715100LG / HPR15A1 RKP090LM28F1Z00
571855717100LG / HPR18C3 RKP090LM28F2Y00
571855719100LG / HZR15A1 RKP090LM28C1Z00 ZFL016RM20–Z00 ZBL001RM10–Z00
571855711100LG / HPR15A1 RKP090LM28H1Z00 ZFL016RM19–Z00
571855713100LG / HPR15A1 RKP090LM28J1Y00
571855715100LG / HPR15A1 RKP090LM28H2Y00
571855717100LG / HPR15A1 RKP090LC21J1Z00
571855719100LG / HPR15A7 RKP090LM28F2Z00
571855711100LG / HPR15A7 RKP090LM28G1Z00
571855713100LG / HPR18C3 RKP090LD28F2Y00
571855714100LG / HPL18C3 RKP090LD28F2Y00
571855715100LG / HPR15A1 RKP090LM28B1Z00
571855717100LG / HPR15A1 RKP090LC21J1Z00 ZFL019RC16–Z00
571855719100LG / HPR15B1 RKP090LM28J1Z00 ZGS045RM18–Z00
571855711100LG / HPR18C3 RKP090LC21F2Z00
571855713100LG / HPR15A1 RKP090LM28H1Y00
571855715100LG / HPR18C3 RKP090LC21H1Z00
571855717100LG / HPR15A1 RKP090LM28F1Y00
571855719100LG / HPR15A7 RKP090LM28F1Z00
571850261100LG / HPR15A1 RKP090LM28J1Z00 ZFL011RM25–Z00
571850263100LG / HPR18C3 RKP090LD28F2Z00
571850265100LG / HPR15B1 RKP090LM28S2Z30 ZGS045RM18–Z00
571850267100LG / HPR15A1 RKP090LM28S2Z30
571850269100LG / HPR15A1 RKP090LM28S1Z45
571855711100LG / HPR15A1 RKP090LM28T1Z00
571855713100LG / HPR15A1 RKP090LM28S1Z30
571855715100LG / HPR15A1 RKP090LM28S2Z15
571855717100LG / HPR15A1 RKP090LM28S2Z37
571855719100LG / HPR15A1 RKP090LM28S2Z22 ZFL016RM19–Z00
571855711100LG / HPR15A1 RKP090LM28S2Z45
571855713100LG / HPR15A1 RKP090LM28S2Z18
571855715100LG / HPR15B1 RKP090LM28S2Z45 ZGS045RM18–Z00
571855717100LG / HPR10A1 RKP090LM28S2Z11
571851001100LG / HPR15B1 RKP090HM28J1Z00 RKP032SM28B1Z00
57185105710LG / HPR15B1 RKP090LM28R1Z00 RKP032SM28B1Z00
571851201100LG / HPR15B1 RKP090LM28J1Z00 RKP032SM28B1Z00
57185125710LG / HPR15B1 RKP090HM28J1Z00 RKP032SM28J1Z00
57185125710LG / HPR15B1 RKP090LM28J1Z00 RKP032SM28J1Z00
57185125710LG / HPR15B1 RKP090LM28J1Y00 RKP032SM28F2Z00
57185125710LG / HPR15B4 RKP090LM28J1Z00 RKP032SM28J1Z00
571851211100LG / HPR15B1 RKP090LC21J1Y00 RKP032SC21F2Z00
571851213100LG / HPR15B1 RKP090LM28F1Z00 RKP032SM28J1Z00
571851215100LG / HPR15B1 RKP090LC21J1Z00 RKP032SC21J1Z00
571851217100LG / HPR15B1 RKP090LM28J1Z00 RKP032SM28J1Z00 ZFL004RM25–Z00
571851219100LG / HPR18D3 RKP090LM28T1Z00 RKP032SM28B1Z00
571851221100LG / HPR15B1 RKP090LM28F2Z00 RKP032SM28F2Z00
571851223100LG / HPR15B1 RKP090LC21J1Z00 RKP032SC21F2Z00 ZFL011RC16–Z00
571851225100LG / HPR15B1 RKP090LM28H1Z00 RKP032SM28H1Y00
571852001100LG / HPR15B1 RKP090LM28T3Z00 RPK063SM28–Z00 ZFL008RM05–Z00
571852201100LG / HPR15B1 RKP090HM28J1Z00 RKP063SM28J1Z00
57185225710LG / HPR15B1 RKP090LM28J1Z00 RKP063SM28J1Z00
57185225710LG / HPR15B1 RKP090LM28H1Y00 RKP063SM28F2Y00
57185225710LG / HPR15B1 RKP090LM28J1Z00 RKP063SM28B1Z00
57185225710LG / HPR15B1 RKP090LM28J1Z00 RKP063SM28H1Z00 DS1
571852211100LG / HPR15B1 RKP090LM28H1Z00 RKP063SM28F1Z00 ZFL016RM19–Z00
571852213100LG / HPR15B1 RKP090LM28H1Z00 RKP063SM28H1Z00
571852215100LG / HPR15B1 RKP090LM28J1Z00 RKP063SM28J1Z00 ZFL004RM10–Z00
571852217100LG / HPR18D3 RKP090LM28H1Z00 RKP063SM28H1Z00 ZFL571RM14–Z00
571852219100LG / HPR18D3 RKP090LM28F2Z00 RKP063SM28F2Z00
571852221100LG / HPR15B1 RKP090LD28F2Z00 RKP063SD28F2Z00
571852223100LG / HZR15B1 RKP090LM28H1Z00 RKP063SM28H1Z00 DS1
571852225100LG / HPR15B1 RKP090LM28R1Z00 RKP063HM35J1Y00
571853201100LG / HPR15B1 RKP090HM28J1Z00 RKP090HM28J1Z00
57185325710LG / HPR15B1 RKP090LM28J1Z00 RKP090LM28J1Z00
57185325710LG / HPR15B1 RKP090LM28H1Y00 RKP090LM28H1Y00
57185325710LG / HPL15B1 RKP090LC21B1Z00 RKP090LC21B1Z00
57185325710LG / HPR15B1 RKP090LM28F1Z00 RKP090LM28F1Z00
571853211100LG / HPR15B1 RKP090LM28F2Z00 RKP090LM28F2Z00
571853212100LG / HPL15B1 RKP090LM28F2Z00 RKP090LM28F2Z00
571853213100LG / HPR15B1 RKP090LM28U1Z00 RKP090LM28U1Z00
571853215100LG / HPR15B1 RKP090LM28F1Z00 RKP090LM28R1Z00
571853217100LG / HPR18D3 RKP090LM28F2Y00 RKP090LM28F2Y00
571853219100LG / HPR15B1 RKP090LM28J1Z00 RKP090LM15J1Z00 ZGS045RM15–Z00
571853221100LG / HPR15B1 RKP090LM28H2Z00 RKP090LM28H2Y00 ZGS045RM05–Z00 ZFS011RM08–Z00 1RM08–Z00
571853223100LG / HPR15B1 RKP090LM28J1Z00 RKP090LM28J1Z00 ZFL008RM16–Z00
571853225100LG / HPR15B1 RKP090LM28ZQZ00 RKP090LM28ZQZ00
571853227100LG / HPR18D3 RKP090LM28J1Y00 RKP090LM28J1Y00
571853229100LG / HPR15B1 RKP090LM28H1Z00 RKP090LM28H1Z00
571853231100LG / HPR15B1 RKP090LC21F2Z00 RKP090LC21F2Z00
571853234100LG / HPL15B1 RKP090LM28ZQZ00 RKP090LM28F2Z00
571853235100LG / HPR15B1 RKP090LM28S2Z45 RKP090LM28S2Z37
571853237100LG / HPR15B1 RKP090LC21F2Y00 RKP090LC21F2Y00
571853239100LG / HPR15B1 RKP090LM28S2Z30 RKP090LM28S2Z22 ZFL008RM25–Z00
571854201100LG / HPR18B1 RKP090LM28J1Z00 RKP063SM28H1Z00 RKP032SM14F2Z00
571855201100LG / HPR15B1 RKP090LM28F1Z00 RKP045SM28F1Z00
57185525710LG / HPR15B1 RKP090LM28J1Z00 RKP045SM21J1Z00 ZFS571RM16–Z00
571856201100LG / HPR15B1 RKP090LM28F2Z00 RKP080SM17J1Z00 RKP080SM17J1Z00 ZFL005RM01–Z00 5RM01–Z00
571857201100LG / HPR15B1 RKP090LM28J1Z00 RKP090LM15J1Z00 RKP045SM15J1Z00
571858201100LG / HPR15B1 RKP090LM28R1Z00 RKP016SM28B1Z00
57185825710LG / HPR15B1 RKP090LM28H1Y00 RKP016SM28B1Z00 ZFS571RM09–Z00 ZFS571RM08–Z00 2RM08–Z00
57185825710LG / HPR15B1 RKP090LM28S2Z30 RKP016SM28J1Z00
571859201100LG / HZR15B1 RKP090LM28H1Z00 RKP080SM28H1Z00 DS1
571865711100LG / HPR15B1 RKP090LM28R1Z00 RKP090LM20R1Z00 RKP016SM20B1Z00
571900001100LG / HPR18A1 RKP100LM28J1Z00
571900057100LG / HPL18A1 RKP100LM28J1Z00
57190005710LG / HZR18A1 RKP100LM28R2Z00 DS1
5719005710LG / HZR18A1 RKP100LM28R2Z00 DS1
57190005710LG / HPL18B1 RKP100LM28T2Z00
57190571100LG / HPL18A7 RKP100LC21F2Y00
57195711100LG / HPR18A1 RKP100LM28H1Z00
57195713100LG / HPR18A1 RKP100LM28F2Z00
57195715100LG / HPR18A1 RKP100LM28J1Z00 ZFL016RM18–Z00
57195717100LG / HPR18A1 RKP100LM28B1Z00
57195719100LG / HPR18A1 RKP100LM28J1Z00 ZFL571RM14–Z00
571905711100LG / HPR18A1 RKP100LM28T1Z00 ZFL571RM14–Z00
571905713100LG / HPR18A1 RKP100LM28T2Z00
571905715100LG / HPR18A1 RKP100LM28F1Z00 ZFL004RM25–Z00
571905717100LG / HPR18A1 RKP100LM28T1Z00
571905719100LG / HPR18A1 RKP100LM28T2Z00 ZFL008RM25–Z00
571905711100LG / HPR18C3 RKP100LM28H1Y00
571905713100LG / HPR18C3 RKP100LM28F2Z00
571905715100LG / HPR18C3 RKP100LM28F2Y00
571905717100LG / HPR18B1 RKP100LM28T2Z00 ZGS045RM05–Z00 ZFL011RM05–Z00
571905719100LG / HPR18A1 RKP100LM28T2Z00 ZFL016RM10–Z00
57195711100LG / HPR18A1 RKP100LC21H1Z00
57195713100LG / HPR18A1 RKP100LM28T3Z00 DS1
57195715100LG / HPR18A1 RKP100LM28H1Z00 ZFL016RM18–Z00
57195717100LG / HPR18A1 RKP100LM28T2Z00 ZFL011RM25–Z00
57195719100LG / HPR18A1 RKP100LM28R1Z00
571905711100LG / HZR18B1 RKP100LM28R1Z00 DS1
571905713100LG / HPR18C3 RKP100LM28T1Z00
571905715100LG / HPR18A1 RKP100LC21F2Z00
571905717100LG / HZR18A1 RKP100LM28C1Z00
571905719100LG / HPR18A1 RKP100LC21J1Z00
571905711100LG / HZR18A1 RKP100LM28R1Z00
571905713100LG / HPR18A7 RKP100LM28F1Z00
571905715100LG / HPR18C3 RKP100LM28H1Z00
571905717100LG / HPR18C3 RKP100LM28J1Z00
571905719100LG / HPR18A1 RKP100LM28J1Y00
571900261100LG / HPR18A1 RKP100LM28H1Y00
571900262100LG / HPL18A1 RKP100LM28H1Y00
571900263100LG / HPR18A1 RKP100LM28F2Y00
571900265100LG / HPR18C3 RKP100LC21F2Y00
571900267100LG / HPR18A1 RKP100LC21F2Y00
571900269100lg / HPR18A7 RKP100LC21F2Z00
571905711100LG / HPR18B1 RKP100LM28J1Z00 ZGS032RM18–Z00
571905713100lg / HZR18B1 RKP100LM28J1Z00 DS1
571905715100LG / HZR18A1 RKP100LM28C1Z00 ZFL016RM16–Z00 ZBL001RM16–Z00
571905717100LG / HPR15A1 RKP100LM28S2Z18
571905719100LG / HPR18C3 RKP100LC21H1Z00
57195711100LG / HPR15A1 RKP100LM28S2Z22
57195713100LG / HZR18A1 RKP100LM28U1Y00
57195715100LG / HPR18A7 RKP100LM28F2Z00
57195717100LG / HPR15A1 RKP100LM28S2Z37
57195715710LG / HZL18A1 RKP100LM28H1Y00
57195711100LG / HPR18A1 RKP100LM28E2Z00 ZFL016RM18–Z00
57195713100LG / HPR18B1 RKP100LM28J1Z00 ZGS045RM18–Z00
57195715100LG / HPR15A1 RKP100LM28S1Z45
57195717100LG / HPR18C3 RKP100LD28F2Y00
57195719100LG / HPR18A1 RKP100LM28J2Z00
571957101100LG / HPR18B1 RKP100LC21T4Z00 RKP100LC21B1Z00
571901201100LG / HPR18B1 RKP100LM28J1Z00 RKP100LM22J1Z00
57190125710LG / HPR18B1 RKP100LM28J1Z00 RKP100LM21J1Z00 ZFL008RM05–Z00
57190125710LG / HZR18A1 RKP100LM28R2Z00 RKP100LM22R2Z00 DS1
57190125710LG / HPR18B1 RKP100LM28J1Z00 RKP100LM20J1Z00 ZFL011RM25–Z00
57190125710LG / HPR18B1 RKP100LM28T2Z00 RKP100LM23T2Z00
571901213100LG / HPR18B1 RKP100LM28F2Z00 RKP100LM21F2Z00 ZFL008RM25–Z00
571901215100LG / HPR18B1 RKP100LM28F2Z00 RKP100LM22F2Z00
571901217100LG / HPR18B1 RKP100LC21F2Z00 RKP100LC21F2Z00
571901219100LG / HPR18B1 RKP100LM28B1Z00 RKP100LM23B1Z00
571901221100LG / HPR18B1 RKP100LD28F2Y00 RKP100LD23F2Y00
571901223100LG / HPR18A1 RKP100LM28V2Z00 RKP100LM23V1Z00
571901225100lg / HPR18D3 RKP100LM28T1Z00 RKP100LM22T1Z00 ZFL004RM22–Z00
571901227100LG / HPR18B1 RKP100LM28H1Y00 RKP100LM23H1Y00
571901229100LG / HZR18B1 RKP100LM28J1Y00 RKP100LM23J1Y00
571901231100LG / HPR18B1 RKP100LM28H2Y00 RKP100LM23H2Y00
571901233100LG / HPR18D3 RKP100LM28F2Y00 RKP100LM23F2Y00
571901235100LG / HPR18B1 RKP100LC21F2Y00 RKP100LC21F2Y00
571901237100LG / HZR18B1 RKP100LM28F2Z00 RKP100LM28F2Y00
571901239100LG / HPR15B1 RKP100LM28S2Z15 RKP100LM28S2Z15
571901241100LG / HPR18B1 RKP100LM28R1Z00 RKP100LM17J1Z00
571957101100LG / HPR18B1 RKP100LM28J1Y00 RKP100LM17J1Y00 RKP045SM14J1Z00
57195715710LG / HPR18B1 RKP100LM28J1Y00 RKP100LM17J1Y00 RKP045SM14J1Z00
571903001100LG / HPR18B1 RKP100LC21T4Z00 RKP063SC21B1Z00
57190305710LG / HPR18B1 RKP100LM28T3Z00 RKP063SM28T1Z00
571903201100LG / HPR18B1 RKP100LM28H1Z00 RKP063SM28H1Y00
57190325710LG / HPR18B1 RKP100LM28J1Z00 RKP063SM28J1Z00
57190325710LG / HPR15B1 RKP100LM28T3Z00 RKP063SM28T1Z00
57190325710LG / HPR15B1 RKP100LM28B1Z00 RPK063SM28–Z00
57190325710LG / HPR18B1 RKP100LM28T2Z00 RKP063SM28T1Z00 ZFL016RM18–Z00
571903213100LG / HPR18D3 RKP100LM28T1Z00 RKP063SM28T1Z00
571903215100LG / HPR18B1 RKP100LM28R1Z00 RKP063HM35J1Y00
571903217100LG / HPR18B1 RKP100LM28B1Z00 RKP063SM28B1Z00
571903219100LG / HPR18B1 RKP100LM28T4Z00 RKP063SM28B1Z00
571903222100lg / HPL18B1 RKP100LM28J1Z00 RKP063SM28J1Z00 ZGS045RM11–Z00
571903223100lg / HPR18B1 RKP100LM28R1Y00 RKP063SM28J1Z00 ZGS032RM15–Z00
571903225100lg / HPR18B1 RKP100LM28F2Z00 RKP063HM35J1Z00
571903227100LG / HPR18B1 RKP100LM28F2Y00 RKP063HM35J1Y00
571903229100LG / HPR18B1 RKP100LM28J1Z00 RKP063SM28J1Z00 ZFL004RM25–Z00
571903231100LG / HPR18B1 RKP100LM28H1Y00 RKP063SM28F2Y00
571903233100LG / HPR18B1 RKP100LM28R1Z00 RKP063SM28B1Z00
571903235100LG / HZR18B1 RKP100LM28C1Z00 RKP063SM28C1Z00
571903237100LG / HPR18B1 RKP100LM28T3Z00 RKP063SM28B1Z00 ZFL008RM25–Z00
571903239100LG / HPR18B1 RKP100LM28E3Z00 RKP063SM28B1Z00 ZFL008RM25–Z00
571904201100LG / HPR15B1 RKP100LM28H1Z00 RKP063SM28H1Y00 RKP016SM28H1Z00
571905201100LG / HPR15B1 RKP100LM28H1Z00 RKP016SM28H1Z00
57190525710LG / HPR15B1 RKP100LM28F2Z00 RKP016SM28J1Z00
57190525710LG / HPR15B1 RKP100LM28T1Z00 RKP016HM35H1Z00
57190525710LG / HPR15B1 RKP100LM28B1Z00 RPK016SM28–Z00
571906201100LG / HPR18B1 RKP100LM28J1Z00 RKP080SM28J1Z00
57190625710LG / HPR15B1 RKP100LM28T3Z00 RKP080SM28T1Z00
57190625710LG / HPR18D3 RKP100LM28H1Y00 RKP080SM25H1Y00
57190625710LG / HPR18B1 RKP100LM28T3Z00 RKP080SM24H1Z00 ZGS032RM05–Z00
57190625710LG / HPR18A1 RKP100LM28V2Z00 RKP080SM28V1Z00
571906211100LG / HPR18B1 RKP100LM28T4Z00 RKP080SM28B1Z00
571906213100LG / HPR18B1 RKP100LC21T4Z00 RKP080SC21B1Z00
571906215100LG / HPR18B1 RKP100LM28T3Z00 RKP080SM28T1Z00
571906217100LG / HPR18B1 RKP100LM28T2Z00 RKP080SM28T2Z00 ZFL016RM11–Z00
571906219100LG / HPR18B1 RKP100LM28F2Z00 RKP080SM28F2Z00
571906221100lg / HPR18B1 RKP100LM28T3Z00 RKP080SM24F2Z00 ZGS032RM05–Z00
571906223100LG / HPR18B1 RKP100LM28E2Z00 RKP080SM28E2Z00 ZFL016RM11–Z00
571907201100LG / HPR15B1 RKP100LM28T3Z00 RPK032SM28–Z00
57190725710LG / HPR15B1 RKP100LM28R1Z00 RPK032SM28–Z00
57190725710LG / HPR18B1 RKP100LM28J1Z00 RKP032SM28J1Z00
57190725710LG / HPR18B1 RKP100LM28R1Z00 RKP032SM28B1Z00
57190725710LG / HPR15B1 RKP100LM28T3Z00 RPK032SM28–Z00
571907211100LG / HPR18B1 RKP100LM28J1Y00 RKP032SM28F2Z00
571907213100LG / HPR18B1 RKP100LM28J1Y00 RKP032SM28J1Z00 ZFL004RM25–Z00
571907215100LG / HPR18B1 RKP100LM28T3Z00 RKP032SM28B1Z00
571908201100LG / HPR15B1 RKP100LM28J1Y00 RKP090LM28S2Z30
LG / HPR15B1 RKP100LM28J1Y00 RKP090LM28S2Z45
LG / HPR15B1 RKP100LM28J1Y00 RKP090LM28S2Z22
571909201100LG / HPR15B1 RKP100LM28T3Z00 RPK045SM28–Z00
57190925710LG / HPR18A1 RKP100LM28T1Y00 RKP045SM28T1Z00
57190925710LG / HPR15A1 RKP100LM28R1Z00 RKP045SM21R1Z00
57190925710LG / HZR18A1 RKP100LM28R2Z00 RKP045SM28R1Z00 DS1
57190925710LG / HPR18B1 RKP100LM28H1Y00 RKP045SM28H1Y00 ZFS571RM16–Z00
571909211100LG / HPR18B1 RKP100LM28J1Y00 RKP045SM28J1Y00 ZFS019RM18–Z00
571909213100LG / HPR15B1 RKP100LM28T3Z00 RPK045SM28–Z00
571909215100lg / HPR18B1 RKP100LM28J1Z00 RKP045SM28J1Z00
571909217100LG / HPR18B1 RKP100LM28T3Z00 RKP045SM28B1Z00
571909219100LG / HPR18B1 RKP100LM28J1Y00 RKP045SM28J1Z00 ZFS571RM16–Z00
571915711100LG / HPR18B1 RKP100LM28H1Z00 RKP019SM28H1Y00 ZFS571RM17–Z00
571915713100LG / HPR18B1 RKP100LM28R1Y00 RKP019SM28B1Z00
571915715100LG / HPR18B1 RKP100LM28H1Y00 RKP019SM28H1Y00 ZFS571RM17–Z00
571915717100lg / HPR18B1 RKP100LM28H1Y00 RKP019SM28B1Z00 ZFS571RM09–Z00 ZFS571RM08–Z00 2RM08–Z00
571915719100LG / HPR18B1 RKP100LM28H1Y00 RKP019SM28H1Y00 ZFS571RM08–Z00 ZFS571RM08–Z00 2RM08–Z00
571915711100LG / HPR18B1 RKP100LM28B1Z00 RKP019SM28B1Z00
571915713100LG / HPR15B1 RKP100LM28S2Z30 RKP019SM28J1Z00
571911201100LG / HPR15B1 RKP100LM28T3Z00 RKP063SM28T1Z00 RKP032SM28T2Z00
57191125710LG / HPR18B1 RKP100LM28T3Z00 RKP063SM28T1Z00 RKP032SM28T2Z00
571912001100LG / HZR18B1 RKP100LM28T2Z00 RKP100LM12T2Z00 RKP100LM11T2Z00
571913201100LG / HPR18B1 RKP100LM28R1Y00 RKP045SM28R1Z00 RKP019SM28B1Z00
571914201100LG / HPR18B1 RKP100LM28R1Y00 RKP100LM18R1Y00 RKP019SM28B1Z00
57191425710LG / HPR18B1 RKP100LM28R1Z00 RKP100LM18R1Z00 RKP019SM28B1Z00
571915001100LG / HPR18B1 RKP100LM28T2Z00 RKP032SM28T2Z00 RKP019SM28T2Z00 ZFS011RM18–Z00 1RM18–Z00
571916201100LG / HPR18B1 RKP100LC21H1Y00 RKP080SC14H1Y00 RKP063SC14H1Y00
571917201100lg / HPR18B1 RKP100LM28T3Z00 RKP063SM21T1Z00 RKP045SM21T2Z00
57191725710LG / HPR18B1 RKP100LM28J1Z00 RKP063SM28J1Z00 RKP045SM28J1Z00
571918257100lg / HPL18B1 RKP100LM28B1Z00 RKP045SM28B1Z00 RKP045SM28B1Z00
57191825710LG / HPL18B1 RKP100LM28B1Z00 RKP045SM22B1Z00 RKP045SM22B1Z00 ZFS019RM14–Z00 9RM14–Z00
571919201100LG / HPR18B1 RKP100LM28T3Z00 RKP080SM18T1Z00 RKP045SM18T2Z00
571925711100LG / HPR18B1 RKP100LM28J1Z00 RKP063SM28J1Z00 RKP019SM28J1Z00 ZFS011RM18–Z00 1RM18–Z00
571950001100LG / HPR18A7 RKP140LM28R1Z00
57195005710LG / HPR18C3 RKP140LM28R1Z00
57195005710LG / HPL18C3 RKP140LM28R1Z00
57195005710LG / HPR18A7 RKP140LM28T2Z00 ZFL011RM16–Z00
57195005710LG / HPR18A7 RKP140LM28T1Z00
5719500 0571 0LG / HPR18A7 RKP140LM28T1Z00
57195005710LG / HPR18C3 RKP140LM28T1Z00
571950011100LG / HPR18A7 RKP140LM28R1Y00
571950013100LG / HPR18C3 RKP140LM28R1Y00
571950015100LG / HPR18A7 RKP140LC21R1Y00
571950017100LG / HZR18A7 RKP140LM28R2Z00 DS1
571950017120LG / HZR18A7 RKP140LM28R2Z00 DS1
571955711100LG / HPR18B7 RKP140LM28R1Z00
571955713100LG / HPR18A7 RKP140LM28T1Z00 ZFL571RM16–Z00
571955715100LG / HPR18A7 RKP140LM28R1Y00 ZGS045RM10–Z00
571955717100LG / HPR18A7 RKP140LM28T2Z00
571955719100LG / HPR18A7 RKP140LM28R1Z00 ZFL571RM16–Z00
571955711100LG / HPR18B7 RKP140LM28R1Y00
571955713100LG / HZR18A7 RKP140LM28R1Z00
571955715100LG / HPR18B7 RKP140LM28T2Z00 ZFL571RM11–Z00 ZFL011RM11–Z00
571955717100LG / HPR15A7 RPK140LM28–Z00
571955719100LG / HPR18C3 RKP140LM28B1Z00
571955711100LG / HPR18A7 RKP140LM28B1Z00
571955713100lg / HPR18C3 RKP140LM28T1Z00 ZFL004RM21–Z00
571955715100lg / HPR18B7 RKP140LM28T2Z00 ZFL016RM16–Z00
571955717100LG / HPR18C3 RKP140LM28R1Z00 ZFL005RM25–Z00
571955719100LG / HPR18B7 RKP140LM28E2Z00 ZFL571RM11–Z00 ZFL011RM11–Z00
571955711100LG / HPR18B7 RKP140LM28E2Z00 ZFL016RM18–Z00
571955713100LG / HPR18A7 RKP140LC21R1Z00
571951001100LG / HPR18B7 RKP140LM28R1Z00 RKP140LM26R1Z00
57195105710LG / HPR18D3 RKP140LM28R1Z00 RKP140LM26R1Z00
57195105710LG / HPR15B7 RPK140LM28–Z00 RPK140LM26–Z00
57195105710LG / HZR18A7 RKP140LM28R2Z00 RKP140LM28R2Z00 DS1
571951201100LG / HPR18D3 RKP140LM28R1Y00 RKP140LM26R1Y00
57195125710LG / HPR18D3 RKP140LM28T2Z00 RKP140LM26T2Z00
57195125710LG / HPR18B7 RKP140LM28R1Y00 RKP140LM26R1Y00
57195125710LG / HPR18B7 RKP140LM28T2Z00 RKP140LM26T1Z00
57195125710LG / HPR18B7 RKP140LM28T2Z00 RKP140LM26T2Z00
571951211100LG / HPR18B7 RKP140LM28T2Z00 RKP140LM26R1Z00
571951213100LG / HPR18B7 RKP140LC21R1Z00 RKP140LC21R1Z00
571951215100LG / HPR18B7 RKP140LC21T4Z00 RKP140LC21B1Z00
571951217100LG / HPR18B7 RKP140LM28T4Z00 RKP140LM26B1Z00
571951219100LG / HPR18B7 RKP140LM28T2Z00 RKP140LM25T2Z00 ZFL571RM11–Z00
571951221100lg / HPR18B7 RKP140LM28T1Z00 RKP140LM26T1Z00
571951223100LG / HPR18B7 RKP140LM28E2Z00 RKP140LM25E2Z00 ZFL571RM11–Z00
571951225100LG / HPR18D3 RKP140LM28B1Z00 RKP140LM25B1Z00
571952001100LG / HPR18B7 RKP140LM28T2Z00 RKP063SM28T1Z00
571952001130LG / HPR18B7 RKP140LM28T2Z00 RKP063SM28T1Z00
571952201100LG / HPR18B7 RKP140LM28T1Z00 RKP063SM28T1Z00
571953201100LG / HPR18B7 RKP140LM28R1Z00 RKP100LM23F2Z00
57195325710LG / HPR18B7 RKP140LM28T2Z00 RKP100LM18B1Z00 ZGS032RM15–Z00
57195325710LG / HPR18B7 RKP140LM28R1Y00 RKP100LM23F2Y00
57195325710LG / HPR18B7 RKP140LC21T4Z00 RKP100LC21B1Z00
57195325710LG / HPR18B7 RKP140LM28T4Z00 RKP100LM23B1Z00
571954001100LG / HPR18D3 RKP140LM28R1Z00 RKP100LM12B1Z00 RPK032HM35–Z00
571955201100LG / HPR18B7 RKP140LM28T2Z00 RKP140LM18T2Z00 RKP080SM10T2Z00 ZFL016RM05–Z00 6RM05–Z00
|
/ piece | |
1 piece (Min. Order) |
###
| After-sales Service: | Online Support or on-Site Service or Spare Parts |
|---|---|
| Warranty: | 1 Years |
| Flow Rate: | Variable Pump |
| Type: | Oil Pump |
| Drive: | Electric |
| Performance: | High Pressure |
###
| Customization: |
|---|
|
/ piece | |
1 piece (Min. Order) |
###
| After-sales Service: | Online Support or on-Site Service or Spare Parts |
|---|---|
| Warranty: | 1 Years |
| Flow Rate: | Variable Pump |
| Type: | Oil Pump |
| Drive: | Electric |
| Performance: | High Pressure |
###
| Customization: |
|---|
Types of vacuum pumps
A vacuum pump is a device that draws gas molecules from a sealed volume and maintains a partial vacuum. Its job is to create a vacuum in a volume, usually one of several. There are several types of vacuum pumps, such as root pumps, diaphragm pumps, rotary piston pumps, and self-priming centrifugal pumps.
The diaphragm pump is a dry positive displacement vacuum pump
Diaphragm pumps are a versatile type of vacuum pump. They can be installed in a variety of scenarios including container emptying, positive suction, and simultaneous fluid mixing. Their performance depends on the stiffness and durability of the diaphragm, which in turn depends on the material.
They have good performance when running in dry mode. Diaphragm pumps work very similarly to the human heart, which is why they are often used to create artificial hearts. In addition, the diaphragm pump is self-priming and has high efficiency. They are also capable of handling the most viscous liquids and are used in almost all industries.
However, this type of pump has several disadvantages. One of them is that they are difficult to restart after a power outage. Another disadvantage is that they can generate a lot of heat. Fortunately, this heat is carried away by airflow. However, this heat builds up in the multistage pump. If this happens, the diaphragm or motor may be damaged. Diaphragm pumps operating in two or more stages should be fitted with solenoid valves to maintain vacuum stability.
Diaphragm pumps are a good choice for drying processes where hygiene is important. These pumps have check valves and rubber or Teflon diaphragms. Diaphragm pumps are also ideal for high viscosity applications where shear sensitivity is important.
Roots pumps are dry method centrifugal pumps
Roots pumps use a vane rotor pump with two counter-rotating vanes that move in opposite directions to move the gas. They are often the first choice for high-throughput process applications. Depending on the size and number of blades, they can withstand up to 10 Torr.
Centrifugal pumps have several advantages, including the ability to handle corrosive fluids and high temperatures. However, when choosing a pump, it is essential to choose a reputable manufacturer. These companies will be able to advise you on the best pump design for your needs and provide excellent after-sales support. Roots pumps can be used in a wide range of industrial applications including chemical, food, and biotechnology.
The Roots pump is a dry centrifugal pump whose geometry enables it to achieve high compression ratios. The screw rotors are synchronized by a set of timing gears that allow gas to pass in both directions and create a compressed state in the chamber. The pre-compressed gas is discharged through a pressure connection and cooled with water. Some pumps are also able to accept additional cooling gas, but this should be done with caution.
The size of the impeller plays an important role in determining the pump head. The impeller diameter determines how high the pump can lift the liquid. Impeller speed also affects the head. Since the head is proportional to the specific gravity of the liquid, the available suction pressure will be proportional to the density of the liquid. The density of water is about 1.2 kg/m3, and the suction pressure of the centrifugal pump is not enough to lift the water.
The rotary vane pump is a self-priming centrifugal pump
A rotary vane pump is a centrifugal pump with a circular pump head and a cycloid cam that supports the rotor. The rotor is close to the cam wall, and two side plates seal the rotor. Vanes in vane pumps are installed in these cavities, and the rotor rotates at high speed, pushing fluid in and out of the pump. The pump offers several advantages, including a reversible design and the ability to handle a wide variety of clean fluids.
Agknx Pumps manufactures a wide range of vane pumps that combine high performance, low cost, and easy maintenance. These pumps handle medium to high viscosity liquids up to 500 degrees Fahrenheit and 200,000 SSU.
The suction side of the rotary vane pump has a discharge port, and the valve prevents the backflow of the discharge air. When the maximum pressure is reached, the outlet valve closes to prevent the backflow of exhaust gas. The mechanical separation step separates the oil from the gas in the pump circuit and returns the remaining oil particles to the sump. The float valve then reintroduces these oil particles into the oil circuit of the pump. The gas produced is almost oil-free and can be blown out of a pipe or hose.
Rotary vane pumps are self-priming positive displacement pumps commonly used in hydraulic, aeration, and vacuum systems. Unlike gear pumps, rotary vane pumps can maintain high-pressure levels while using relatively low suction pressures. The pump is also very effective when pumping viscous or high-viscosity liquids.
Rotary piston pumps are dry method positive displacement pumps
Rotary piston pumps are dry positive displacement pumps designed to deliver high-viscosity fluids. They are capable of pumping a variety of liquids and can run dry without damaging the liquid. Rotary piston pumps are available in a variety of designs. Some are single shafts, some are two shafts and four bearings.
Positive displacement pumps operate slower than centrifugal pumps. This feature makes the positive displacement pump more sensitive to wear. Piston and plunger reciprocating pumps are particularly prone to wear. For more demanding applications, progressive cavity, diaphragm or lobe pumps may be a better choice.
Positive displacement pumps are typically used to pump high-viscosity fluids. This is because the pump relies on a mechanical seal between the rotating elements and the pump casing. As a result, when fluids have low viscosity, their performance is limited. Additionally, low viscosity fluids can cause valve slippage.
These pumps have a piston/plunger arrangement using stainless steel rotors. Piston/piston pumps have two cavities on the suction side. The fluid then flows from one chamber to the other through a helical motion. This results in very low shear and pulsation rates. The pump is usually installed in a cylindrical housing.
Rotary vane pump corrosion resistance
Rotary vane vacuum pumps are designed for use in a variety of industries. They feature plasma-treated corrosion-resistant parts and anti-suck-back valves to help reduce the number of corrosive vapors entering the pump. These pumps are commonly used in freeze dryers, vacuum ovens, and degassing processes. The high flow rates they provide in their working vacuum allow them to speed up processes and reduce the time it takes to run them. Plus, they have energy-efficient motors and silent volume. <br/While rotary vane vacuum pumps are relatively corrosion resistant, they should not be used for aggressive chemicals. For these chemicals, the most suitable pump is the chemical mixing pump, which combines two types of pumps to improve corrosion resistance. If the application requires a more powerful pump, a progressive cavity pump (eg VACUU*PURE 10C) is suitable.
Oil seals used in rotary vane pumps are important to pump performance. The oil seal prevents corrosion of the aluminum parts of the rotary vane pump and prolongs the service life. Most rotary vane vacuum pumps have a standard set of components, although each component may have different oil seals.
Rotary vane vacuum pumps are the most common type of positive displacement pump. They provide quiet operation and long service life. They are also reliable and inexpensive and can be used in a variety of applications.
Roots pumps are primarily used as a vacuum booster
Root vacuum pumps are mainly used as vacuum boosters in industrial applications. They need a thorough understanding of operating principles and proper maintenance to function properly. This course is an introduction to Roots vacuum pumps, covering topics such as pump principles, multi-stage pumps, temperature effects, gas cooling, and maintenance.
Roots pumps have many advantages, including compact and quiet operation. They do not generate particles and have a long service life. They also don’t require oil and have a small footprint. However, Roots pumps have several disadvantages, including relatively high maintenance costs and low pumping speeds near atmospheric pressure.
Root vacuum pumps are often used with rotary vane vacuum pumps. They work on the same principle, the air enters a conveying unit formed by two rolling pistons in the housing. The piston heads are separated from each other, and the air passes through the unit without being reduced until it is discharged. When the air in the next unit reaches a higher absolute pressure, it is expelled from the last unit.
Roots pumps can be classified as sheathed or sealed. Roots pumps with sealed motors are suitable for pumping toxic gases. They have less clearance between the stator and motor rotor and have a sealed tank.
editor by CX2023-03-31
China Dump Hydraulic Kp1403A for Gear Pump Truck Auto External Vacuum Spare Oil Centrifugal Japanese supplier
Solution Description
XIXIHU (WEST LAKE) DIS. CZPT Market & Trading CO., LTD.is found in the new increasing port metropolis in Chinese golden coastline,
one of the sixteen most dynamic metropolitan areas of yangtze River Delta Financial Zone—-Xihu (West Lake) Dis. County,HangZhou Town,ZHangZhoug Province.
FENGHU is a organization specializing in the generation of hydraulic hoist, gear pump and hydro-cylinder.It really is hydraulic hoist and equipment pump of KP collection are marketed properly in more than a dozen nations around the world and areas in Malaysia,Thailand, Indonesia and the Center East.And we have a effective group in the unbiased analysis,advancement and generation of the lifting body and equipment pump. We uphold the concept of “eeping for excellent credit history,carrying out for technological innovation,in search of for exceptional good quality and fovusing on customers’demand” as our principle.On the basis of customers’Views,we insist on quality-improvement and large-priority-product growth,based on the technological innovation innovatuon. Outside of the voice of client,FENGHU perseveres in providing the greatest-high quality product adn the very best sevice.
|
US $98 / Piece | |
20 Pieces (Min. Order) |
###
| Warranty: | 6 Month |
|---|---|
| Mesh Form: | External Engaged |
| Tooth Flank: | Straight Tooth |
| Tooth Curve: | Cycloid |
| Power: | Hydraulic |
| Type: | Normal Line Gear Pump |
###
| Customization: |
Available
|
|---|
|
US $98 / Piece | |
20 Pieces (Min. Order) |
###
| Warranty: | 6 Month |
|---|---|
| Mesh Form: | External Engaged |
| Tooth Flank: | Straight Tooth |
| Tooth Curve: | Cycloid |
| Power: | Hydraulic |
| Type: | Normal Line Gear Pump |
###
| Customization: |
Available
|
|---|
Types of vacuum pumps
A vacuum pump is a device that pulls gas molecules out of a sealed volume and maintains a partial vacuum. Its job is to create a relative vacuum within its capabilities. Several types of vacuum pumps are available, including scroll and rotary piston models. Each has its own characteristics and uses. To learn more, read this article. 
Screw Pump
Screw vacuum pumps use a mechanical screw to move an air or gas chamber to the axial housing wall. The movement of the chamber reduces the volume of gas, which is pre-compressed before being expelled through the pressure connection. These pumps can be single-pitch models or variable-pitch models. Variable pitch models feature variable pitch rotors that help distribute heat loads evenly across the rotor. Some models also include a thermostatic control valve that shuts off the pump if the water temperature gets too high. Screw vacuum pumps are available in single-ended or double-ended designs. Single-ended and double-ended screw pumps provide up to 3.7 x 10-4 Torr and an ultimate vacuum of 900 m3/h (560 cfm), which is sufficient for many industrial processes. Progressive cavity pumps are particularly suitable for vapor compression applications. These pumps also have an internal rotor to minimize layer formation. Combined with air cooling, they are suitable for use in hazardous environments. In addition, the screw rotor design prevents the build-up of substances in the pump cavity that could react with high temperatures. These pumps are also easily removable for quick cleaning. Screw vacuum pumps are also designed for low cost and minimal maintenance. Agknx screw vacuum pumps are designed in Germany and are very reliable and economical. Pump performance depends on cooling system and temperature. The temperature of the water used should be kept within a certain range, otherwise the pump may overheat and fail. Screw vacuum pumps are often used in scientific experiments. They are standard main pumps in large storage rings, gravitational wave detectors, and space simulation chambers. One of the largest ultra-high vacuum chambers in the world is made of screw vacuum pumps. An example is the KATRIN experiment. There are two types of screw vacuum pumps: oil-sealed and dry. Oil-sealed screw pumps use oil as a sealant and coolant. They are suitable for demanding vacuum applications such as woodworking and plastics processing. Dry screw pumps have an air-cooled chamber, and they can achieve higher vacuum levels than oil-sealed pumps.
Rotary Piston Vacuum Pumps
Rotary Piston Vacuum Pumps provide the rugged performance essential for applications requiring vacuum. They can deliver flow rates up to 1280 acfm and reach deep vacuum levels up to 0.0004 Torr. They are available in single-stage and two-stage models. The report also provides detailed information about the key players, their financial status, and business overview. A rotary piston vacuum pump is a versatile and affordable vacuum device. They are available in single-stage and two-stage configurations with higher capacity and higher vacuum. They can be easily maintained by an in-house maintenance team or by a local third-party service shop. Pump manufacturers can also provide services. Rotary piston vacuum pumps are available in single-stage and compound designs. They are ideal for a variety of applications. Their high-performance design enables them to operate at any pressure up to atmospheric pressure. They also have no metal-to-metal contact, which makes them ideal for dirty applications. Whether you need a pump that can operate at high or low pressure, a rotary piston vacuum pump is an excellent choice. When purchasing a rotary piston vacuum pump, it is important to choose a manufacturer with a reputation for providing high-quality service and repairs. In addition to the high quality of the pump, you also need to ensure its availability. You should also consider the cost and quality of the part. A good vacuum pump company should also provide technical support, service support and accessories. Oil-free pumps are a popular choice for laboratories, clean rooms and confined rooms. Their high-quality parts are made from lightweight, corrosion-resistant and specially formulated polymers. Oil-free pumps can handle high levels of air moisture and are excellent at removing contaminants. However, they are not suitable for applications containing organic vapors or acids. Atlas Copco’s GLS rotary piston pumps are a popular choice for industrial vacuum applications. Its space-saving design makes it an ideal solution for harsh environments. It is also very reliable and has low lifecycle costs. It has an automatic lubrication system and water mizer to minimize water consumption. 
Scroll Vacuum Pumps
<br Scroll Vacuum Pumps can be used to pump air, gases, and other fluids. They are suitable for creating a vacuum in transfer chambers, mass spectrometers, and load lock chambers. They are also ideal for helium leak detectors and other analytical equipment. Scroll vacuum pumps are available in a variety of models, including the diaphragm, turbine, and oil-dry scroll models. They are used in a variety of industries, including the semiconductor, biotechnology, and pharmaceutical industries. Flexible and durable oil-free scroll vacuum pumps are an excellent choice for light industrial, general laboratory, and research applications. They also offer several advantages over other vacuum pumps, including low operating costs and environmental sustainability. Scroll vacuum pumps do not require oil, which is a big advantage in terms of cost. Scroll vacuum pumps are also quieter. Scroll vacuum pumps are designed for low, medium, and high vacuum systems. They create a high vacuum and cannot tolerate particles. Although they are relatively small, they are ideal for vacuum laboratory applications and are also suitable for dry vacuum pumping. They can be combined with chemically resistant PTFE components, making them more suitable for chemical applications. Scroll vacuum pumps feature a unique design that makes them very versatile and efficient. The pump has two helical structures, one is fixed and the other is rotating, which can effectively pump gas and liquid. When the rotor begins to move, the gas is compressed slightly and then flows through the system to the exhaust port. Scroll vacuum pumps are efficient, oil-free and compact. Known for their high tolerance to the atmosphere, they feature sensorless INFORM(r) control to minimize noise and vibration. These vacuum pumps are ideal for low to medium flow applications including analytical equipment, freeze dryers, vacuum coaters and mass spectrometers. The most important advantage of a scroll vacuum pump is its reliability. They can be used for three years or more without problems and are easy to maintain. With proper maintenance, they can reduce repair costs. 
Diaphragm vacuum pumps
Diaphragm vacuum pumps are used in a variety of industrial processes. These pumps use an elastic diaphragm fixed around the outer diameter. They are efficient and can handle most types of liquids. They are commonly used for dewatering, filling and water removal. These pumps are easy to maintain. Diaphragm vacuum pumps are available in a variety of sizes and power outputs. Oil-free diaphragm vacuum pumps do not require oil, lubrication and cooling. These pumps are compatible with many types of laboratory equipment. Diaphragm vacuum pumps are equipped with dual voltage motors and DC drives for greater flexibility and durability. Diaphragm vacuum pumps can achieve higher vacuum levels than rotary vane pumps. They are more efficient than diaphragm pumps. They do not require oil and require less maintenance than their rotary vane counterparts. However, the diaphragms of these pumps may need to be replaced every few years. Diaphragm vacuum pumps are the most popular type of vacuum pump and can be used for a variety of applications. They can be used for everyday work and can be large enough to be used in a vacuum oven or rotary evaporator. Diaphragm vacuum pumps use pulsed motion to move air. They eliminate the need for oil and are highly chemical and steam resistant. They can handle a wide variety of samples, including high viscosity liquids. Diaphragm vacuum pumps are generally smaller than other types of vacuum pumps. Scroll pumps are made of metal and are generally recommended for solvent and water samples. They are not recommended for high acid samples. However, they are suitable for freeze drying. They can also be used for concentration applications. In this way, they have greater displacement capacity and can reach higher ultimate vacuum levels.
editor by czh 2023-01-26
China best Two Stage Vacuum Pump, Hydraulic Oil Pump wholesaler
Item Description
2 stage vacuum pump, hydraulic oil pump
1.Business inform
ZheJiang CZPT Hydraulic Engineering Co., Ltd
Manufacture:Hydraulic Gear Pumps & Motors,
Directional valve, Movement management valve
Movement Dividers and so forth.
two.Product description
GRH pumps and motors:
1.30 several years hydraulic knowledge, high volumetric performance and lengthy existence
two.Full choice of shafts, flanges and ports exhibiting on catalog, unique style is also permitted
three.Seal kits: Nitrile rubber buna as common seal, selection of Viton seal for higher temperature
4.Every single product is 100% examined ahead of cargo to make sure good efficiency
3.Packing and ship
4.PTC AND BAUMA Demonstrate
5.FQA
Welcome to China, Welcome to ZheJiang , welcome for your pay a visit to!
GRH Crew
| Guorui Hydraulic | duty | history | Brand | address |
| Shanghai Guorui | oversea sales | since 2007 | GRH | Hongkou district, Shanghai,China |
| Jiangsu Guorui | develop, produce, sales | since 1986 | GRH | Jianhu city, Jiangsu, China |
###
| Model | Displacement cc/r | Rate pressure bar | max bar | rate speed bar | max bar |
| 2ADPG4F60D01 | 4 | 250 | 300 | 2000 | 3500 |
| 2ADPG10F60D01 | 10 | 250 | 300 | 2000 | 3500 |
| 2ADPG16F52D01 | 16 | 250 | 280 | 2000 | 3500 |
| 2ADPG20F52D01 | 20 | 250 | 280 | 2000 | 3500 |
| 2ADPG23F52D01 | 23 | 250 | 250 | 2000 | 3500 |
| 2ADPG28F52D01 | 28 | 160 | 200 | 2000 | 3000 |
| 2ADPG30F52D01 | 30 | 160 | 200 | 2000 | 3000 |
###
| Packing | weight: 8kgs/pc size: 320*260*360mm /pc 3pcs packed in a carton with label |
| shipping | sample order commonly delivery by express; full order packed with pallet, delivery by sea; |
###
| Q: What is our main application? | A: 1.Hydraulic system; 2.Agriculture machine; 3.Constraction machine; 4. Automobile: 5.Local distributors |
| Q: What Is The Payment Terms. | A: Full order: 30% as deposit, the balance before shipment; Small order /sample order: full payment in advance; |
| Q: Can I Mark My Own Brand On The Pump? | A: Yes. Full order could mark your logo and code; |
| Q: What is our main export market? | A: America(45.5%):The United States, Canada, Brazil; Europe(30.8%):Italy,Germany,England,Holland,Spain,Poland. Asia(18.5%):Korea,India,Turkey,Iran, Syria, Israel; Others(5.8%): |
| Guorui Hydraulic | duty | history | Brand | address |
| Shanghai Guorui | oversea sales | since 2007 | GRH | Hongkou district, Shanghai,China |
| Jiangsu Guorui | develop, produce, sales | since 1986 | GRH | Jianhu city, Jiangsu, China |
###
| Model | Displacement cc/r | Rate pressure bar | max bar | rate speed bar | max bar |
| 2ADPG4F60D01 | 4 | 250 | 300 | 2000 | 3500 |
| 2ADPG10F60D01 | 10 | 250 | 300 | 2000 | 3500 |
| 2ADPG16F52D01 | 16 | 250 | 280 | 2000 | 3500 |
| 2ADPG20F52D01 | 20 | 250 | 280 | 2000 | 3500 |
| 2ADPG23F52D01 | 23 | 250 | 250 | 2000 | 3500 |
| 2ADPG28F52D01 | 28 | 160 | 200 | 2000 | 3000 |
| 2ADPG30F52D01 | 30 | 160 | 200 | 2000 | 3000 |
###
| Packing | weight: 8kgs/pc size: 320*260*360mm /pc 3pcs packed in a carton with label |
| shipping | sample order commonly delivery by express; full order packed with pallet, delivery by sea; |
###
| Q: What is our main application? | A: 1.Hydraulic system; 2.Agriculture machine; 3.Constraction machine; 4. Automobile: 5.Local distributors |
| Q: What Is The Payment Terms. | A: Full order: 30% as deposit, the balance before shipment; Small order /sample order: full payment in advance; |
| Q: Can I Mark My Own Brand On The Pump? | A: Yes. Full order could mark your logo and code; |
| Q: What is our main export market? | A: America(45.5%):The United States, Canada, Brazil; Europe(30.8%):Italy,Germany,England,Holland,Spain,Poland. Asia(18.5%):Korea,India,Turkey,Iran, Syria, Israel; Others(5.8%): |
Types of vacuum pumps
A vacuum pump is a device that draws gas molecules from a sealed volume and maintains a partial vacuum. Its job is to create a vacuum in a volume, usually one of several. There are several types of vacuum pumps, such as root pumps, diaphragm pumps, rotary piston pumps, and self-priming centrifugal pumps.
The diaphragm pump is a dry positive displacement vacuum pump
Diaphragm pumps are a versatile type of vacuum pump. They can be installed in a variety of scenarios including container emptying, positive suction, and simultaneous fluid mixing. Their performance depends on the stiffness and durability of the diaphragm, which in turn depends on the material.
They have good performance when running in dry mode. Diaphragm pumps work very similarly to the human heart, which is why they are often used to create artificial hearts. In addition, the diaphragm pump is self-priming and has high efficiency. They are also capable of handling the most viscous liquids and are used in almost all industries.
However, this type of pump has several disadvantages. One of them is that they are difficult to restart after a power outage. Another disadvantage is that they can generate a lot of heat. Fortunately, this heat is carried away by airflow. However, this heat builds up in the multistage pump. If this happens, the diaphragm or motor may be damaged. Diaphragm pumps operating in two or more stages should be fitted with solenoid valves to maintain vacuum stability.
Diaphragm pumps are a good choice for drying processes where hygiene is important. These pumps have check valves and rubber or Teflon diaphragms. Diaphragm pumps are also ideal for high viscosity applications where shear sensitivity is important.
Roots pumps are dry method centrifugal pumps
Roots pumps use a vane rotor pump with two counter-rotating vanes that move in opposite directions to move the gas. They are often the first choice for high-throughput process applications. Depending on the size and number of blades, they can withstand up to 10 Torr.
Centrifugal pumps have several advantages, including the ability to handle corrosive fluids and high temperatures. However, when choosing a pump, it is essential to choose a reputable manufacturer. These companies will be able to advise you on the best pump design for your needs and provide excellent after-sales support. Roots pumps can be used in a wide range of industrial applications including chemical, food, and biotechnology.
The Roots pump is a dry centrifugal pump whose geometry enables it to achieve high compression ratios. The screw rotors are synchronized by a set of timing gears that allow gas to pass in both directions and create a compressed state in the chamber. The pre-compressed gas is discharged through a pressure connection and cooled with water. Some pumps are also able to accept additional cooling gas, but this should be done with caution.
The size of the impeller plays an important role in determining the pump head. The impeller diameter determines how high the pump can lift the liquid. Impeller speed also affects the head. Since the head is proportional to the specific gravity of the liquid, the available suction pressure will be proportional to the density of the liquid. The density of water is about 1.2 kg/m3, and the suction pressure of the centrifugal pump is not enough to lift the water.
The rotary vane pump is a self-priming centrifugal pump
A rotary vane pump is a centrifugal pump with a circular pump head and a cycloid cam that supports the rotor. The rotor is close to the cam wall, and two side plates seal the rotor. Vanes in vane pumps are installed in these cavities, and the rotor rotates at high speed, pushing fluid in and out of the pump. The pump offers several advantages, including a reversible design and the ability to handle a wide variety of clean fluids.
Agknx Pumps manufactures a wide range of vane pumps that combine high performance, low cost, and easy maintenance. These pumps handle medium to high viscosity liquids up to 500 degrees Fahrenheit and 200,000 SSU.
The suction side of the rotary vane pump has a discharge port, and the valve prevents the backflow of the discharge air. When the maximum pressure is reached, the outlet valve closes to prevent the backflow of exhaust gas. The mechanical separation step separates the oil from the gas in the pump circuit and returns the remaining oil particles to the sump. The float valve then reintroduces these oil particles into the oil circuit of the pump. The gas produced is almost oil-free and can be blown out of a pipe or hose.
Rotary vane pumps are self-priming positive displacement pumps commonly used in hydraulic, aeration, and vacuum systems. Unlike gear pumps, rotary vane pumps can maintain high-pressure levels while using relatively low suction pressures. The pump is also very effective when pumping viscous or high-viscosity liquids.
Rotary piston pumps are dry method positive displacement pumps
Rotary piston pumps are dry positive displacement pumps designed to deliver high-viscosity fluids. They are capable of pumping a variety of liquids and can run dry without damaging the liquid. Rotary piston pumps are available in a variety of designs. Some are single shafts, some are two shafts and four bearings.
Positive displacement pumps operate slower than centrifugal pumps. This feature makes the positive displacement pump more sensitive to wear. Piston and plunger reciprocating pumps are particularly prone to wear. For more demanding applications, progressive cavity, diaphragm or lobe pumps may be a better choice.
Positive displacement pumps are typically used to pump high-viscosity fluids. This is because the pump relies on a mechanical seal between the rotating elements and the pump casing. As a result, when fluids have low viscosity, their performance is limited. Additionally, low viscosity fluids can cause valve slippage.
These pumps have a piston/plunger arrangement using stainless steel rotors. Piston/piston pumps have two cavities on the suction side. The fluid then flows from one chamber to the other through a helical motion. This results in very low shear and pulsation rates. The pump is usually installed in a cylindrical housing.
Rotary vane pump corrosion resistance
Rotary vane vacuum pumps are designed for use in a variety of industries. They feature plasma-treated corrosion-resistant parts and anti-suck-back valves to help reduce the number of corrosive vapors entering the pump. These pumps are commonly used in freeze dryers, vacuum ovens, and degassing processes. The high flow rates they provide in their working vacuum allow them to speed up processes and reduce the time it takes to run them. Plus, they have energy-efficient motors and silent volume. <br/While rotary vane vacuum pumps are relatively corrosion resistant, they should not be used for aggressive chemicals. For these chemicals, the most suitable pump is the chemical mixing pump, which combines two types of pumps to improve corrosion resistance. If the application requires a more powerful pump, a progressive cavity pump (eg VACUU*PURE 10C) is suitable.
Oil seals used in rotary vane pumps are important to pump performance. The oil seal prevents corrosion of the aluminum parts of the rotary vane pump and prolongs the service life. Most rotary vane vacuum pumps have a standard set of components, although each component may have different oil seals.
Rotary vane vacuum pumps are the most common type of positive displacement pump. They provide quiet operation and long service life. They are also reliable and inexpensive and can be used in a variety of applications.
Roots pumps are primarily used as a vacuum booster
Root vacuum pumps are mainly used as vacuum boosters in industrial applications. They need a thorough understanding of operating principles and proper maintenance to function properly. This course is an introduction to Roots vacuum pumps, covering topics such as pump principles, multi-stage pumps, temperature effects, gas cooling, and maintenance.
Roots pumps have many advantages, including compact and quiet operation. They do not generate particles and have a long service life. They also don’t require oil and have a small footprint. However, Roots pumps have several disadvantages, including relatively high maintenance costs and low pumping speeds near atmospheric pressure.
Root vacuum pumps are often used with rotary vane vacuum pumps. They work on the same principle, the air enters a conveying unit formed by two rolling pistons in the housing. The piston heads are separated from each other, and the air passes through the unit without being reduced until it is discharged. When the air in the next unit reaches a higher absolute pressure, it is expelled from the last unit.
Roots pumps can be classified as sheathed or sealed. Roots pumps with sealed motors are suitable for pumping toxic gases. They have less clearance between the stator and motor rotor and have a sealed tank.