Tag Archives: stage vacuum pump

China manufacturer 2xz Series Double Stage Liquid Ring Vacuum Pump Rotary Vane Vacuum Pump with Great quality

Product Description

Product Parameters

 

Model 2xz-0.5 2xz-1 2xz-2 2xz-4
Pumping Speed L/S(m³/h) 0.5(1.8) 1(3.6) 2(7.2) 4(14.4)
Extreme Pressure(Pa) Partial Pressure ≤6×10-2 ≤6×10-2 ≤6×10-2 ≤6×10-2
Full Pressure ≤1.33 ≤1.33 ≤1.33 ≤1.33
Rotating Speed r/min(50/60Hz) 1400/1700 1400/1700 1400/1700 1400
Voltage(v) 220 220/380 220/380 220/380
Motor Power(kw) 0.18 0.25 0.37 0.55
Inlet Diameter (Outer Diameter)mm G3/8(∅12) G3/8(∅12) G3/4(∅12) G3/4(∅12)
KF-16 KF-16 KF-25 KF-25
Noise(dBA) 62 62 63 64
Oil volume (L) 0.6 0.7 1 1.1
Size(mm) 538*215*360 538*215*360 580*215*367 580*215*367
Gross/Net Weight(kg) 17/16 18/17 22/20 25/22

Model 2xz-2B 2xz-4B 2xz-6B 2xz-8B 2xz-15B 2xz-25B
Pumping Speed L/S(m³/h) 2(7.2) 4(14.4) 6(21.6) 8(28.8) 15(54) 25(90)
Extreme Pressure(Pa) Partial Pressure ≤4×10-2 ≤4×10-2 ≤4×10-2 ≤4×10-2 ≤4×10-2 ≤4×10-2
Full Pressure ≤1 ≤1 ≤1 ≤1 ≤1 ≤1
Rotating Speed r/min(50/60Hz) 1400/1700 1400/1700 1400/1700 1400/1700 1400/1700 1400/1700
Voltage(v) 220/380 220/380 220/380 380 380 380
Motor Power(kw) 0.37 0.55 0.75 1.5 1.5 2.2
Inlet Diameter (Outer Diameter)mm G3/4 G3/4 ∅30 ∅40 ∅40 ∅50
KF-25 KF-25 KF-25 KF-40 KF-40 KF-50
Noise(dBA) 65 66 68 70 72 74
Oil volume (L) 0.8 0.95 1-1.2 2.3-2.5 2.8-3.3 5.5-6.5
Size(mm) 580*215*367 580*215*367 670*240*320 720*270*390 770*270*390 900*320*550
Gross/Net Weight(kg) 22/20 25/22 46/40 68/52 75/62 90/70

Product Description

Rotary Vane Vacuum Pump is the basic equipment used to remove gas from sealed containers.  It can be used alone, also can be used for booster pump, diffusion pump, molecular pump before the pump, maintenance pump, titanium pump pre-pumping pump,  It can be used for vacuum drying, CHINAMFG drying, vacuum degassing, vacuum packaging, vacuum adsorption, vacuum forming, coating, food packaging, printing, sputtering, vacuum casting, instruments, instruments, refrigerators, air conditioning lines and laboratories and other vacuum operations and supporting use.

· Due to the thorough low noise design and precision machining, so as to achieve low noise
· Specially designed gas valve is prepared to prevent the pump oil from mixing with water and prolong the service time of the pump oil
· Adopt similar product design, small size, light weight, low noise, easy to start
· Equipped with vacuum drying oven, freeze-drying machine, printing machinery
· It can be equipped with small-caliber adapter, KF interface and flange interface

Application
· Rotary Vane Vacuum Pump corollary use with freezer dryer to reach vacuum state, it’s an essential corollary equipment in medicine CHINAMFG drying, biology, food industry and agricultural products deep processing
· Rotary Vane Vacuum Pump corollary use with vacuum drying oven for maintaining vacuum state inside the oven, they mainly applies in powder drying and baking in vacuum condition

Company Profile

Packaging & Shipping

FAQ

Q1. What is your products range?
• Industry water chiller, recirculating cooling chiller, rotary evaporator, alcohol recovery equipment, short path distillation kit, glass molecular distillation equipment, falling film evaporator, jacketed glass reactor and other lab equipment.

Q2. Are you trading company or manufacturer?
• We are professional manufacture of lab equipment and we have our own factory.

Q3. Do you provide samples? Is it free?

• Yes, we could offer the sample. Considering the high value of our products, the sample is not free, but we will give you our best price including shipping cost.

Q4. Do you have warranty?
• Yes, we offer 1 year warranty for the spare part.

Q5. How long is your delivery time?
• Generally it is within 7 working days after receiving the payment if the goods are in stock. Or it is 15 working days if thegoods are not in stock, depending on order quantity.

Q6. What is your terms of payment?
• Payment≤15,000USD, 100% in advance. Payment≥15,000USD, 70% T/T in advance, balance before shipment.
(If you are concerned about payment security for the first order, we advise you can place Trade Assurance Order via Alibaba. you will get 100% payment refund if we can’t meet agreed delivery time.)

  /* 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

Warranty: 1 Year
Oil or Not: Oil
Structure: Multistage Pump
Customization:
Available

|

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

vacuum pump

What Are the Advantages of Using Oil-Sealed Vacuum Pumps?

Oil-sealed vacuum pumps offer several advantages in various applications. Here’s a detailed explanation:

1. High Vacuum Performance: Oil-sealed vacuum pumps are known for their ability to achieve high levels of vacuum. They can create and maintain deep vacuum levels, making them suitable for applications that require a low-pressure environment. The use of oil as a sealing and lubricating medium helps in achieving efficient vacuum performance.

2. Wide Operating Range: Oil-sealed vacuum pumps have a wide operating range, allowing them to handle a broad spectrum of vacuum levels. They can operate effectively in both low-pressure and high-vacuum conditions, making them versatile for different applications across various industries.

3. Efficient and Reliable Operation: These pumps are known for their reliability and consistent performance. The oil-sealed design provides effective sealing, preventing air leakage and maintaining a stable vacuum level. They are designed to operate continuously for extended periods without significant performance degradation, making them suitable for continuous industrial processes.

4. Contamination Handling: Oil-sealed vacuum pumps are effective in handling certain types of contaminants that may be present in the process gases or air being evacuated. The oil acts as a barrier, trapping and absorbing certain particulates, moisture, and chemical vapors, preventing them from reaching the pump mechanism. This helps protect the pump internals from potential damage and contributes to the longevity of the pump.

5. Thermal Stability: The presence of oil in these pumps helps in dissipating heat generated during operation, contributing to their thermal stability. The oil absorbs and carries away heat, preventing excessive temperature rise within the pump. This thermal stability allows for consistent performance even during prolonged operation and helps protect the pump from overheating.

6. Noise Reduction: Oil-sealed vacuum pumps generally operate at lower noise levels compared to other types of vacuum pumps. The oil acts as a noise-damping medium, reducing the noise generated by the moving parts and the interaction of gases within the pump. This makes them suitable for applications where noise reduction is desired, such as laboratory environments or noise-sensitive industrial settings.

7. Versatility: Oil-sealed vacuum pumps are versatile and can handle a wide range of gases and vapors. They can effectively handle both condensable and non-condensable gases, making them suitable for diverse applications in industries such as chemical processing, pharmaceuticals, food processing, and research laboratories.

8. Cost-Effective: Oil-sealed vacuum pumps are often considered cost-effective options for many applications. They generally have a lower initial cost compared to some other types of high-vacuum pumps. Additionally, the maintenance and operating costs are relatively lower, making them an economical choice for industries that require reliable vacuum performance.

9. Simplicity and Ease of Maintenance: Oil-sealed vacuum pumps are relatively simple in design and easy to maintain. Routine maintenance typically involves monitoring oil levels, changing the oil periodically, and inspecting and replacing worn-out parts as necessary. The simplicity of maintenance procedures contributes to the overall cost-effectiveness and ease of operation.

10. Compatibility with Other Equipment: Oil-sealed vacuum pumps are compatible with various process equipment and systems. They can be easily integrated into existing setups or used in conjunction with other vacuum-related equipment, such as vacuum chambers, distillation systems, or industrial process equipment.

These advantages make oil-sealed vacuum pumps a popular choice in many industries where reliable, high-performance vacuum systems are required. However, it’s important to consider specific application requirements and consult with experts to determine the most suitable type of vacuum pump for a particular use case.

vacuum pump

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.

vacuum pump

How Are Vacuum Pumps Different from Air Compressors?

Vacuum pumps and air compressors are both mechanical devices used to manipulate air and gas, but they serve opposite purposes. Here’s a detailed explanation of their differences:

1. Function:

– Vacuum Pumps: Vacuum pumps are designed to remove or reduce the pressure within a closed system, creating a vacuum or low-pressure environment. They extract air or gas from a chamber, creating suction or negative pressure.

– Air Compressors: Air compressors, on the other hand, are used to increase the pressure of air or gas. They take in ambient air or gas and compress it, resulting in higher pressure and a compacted volume of air or gas.

2. Pressure Range:

– Vacuum Pumps: Vacuum pumps are capable of generating pressures below atmospheric pressure or absolute zero pressure. The pressure range typically extends into the negative range, expressed in units such as torr or pascal.

– Air Compressors: Air compressors, on the contrary, operate in the positive pressure range. They increase the pressure above atmospheric pressure, typically measured in units like pounds per square inch (psi) or bar.

3. Applications:

– Vacuum Pumps: Vacuum pumps have various applications where the creation of a vacuum or low-pressure environment is required. They are used in processes such as vacuum distillation, vacuum drying, vacuum packaging, and vacuum filtration. They are also essential in scientific research, semiconductor manufacturing, medical suction devices, and many other industries.

– Air Compressors: Air compressors find applications where compressed air or gas at high pressure is needed. They are used in pneumatic tools, manufacturing processes, air conditioning systems, power generation, and inflating tires. Compressed air is versatile and can be employed in numerous industrial and commercial applications.

4. Design and Mechanism:

– Vacuum Pumps: Vacuum pumps are designed to create a vacuum by removing air or gas from a closed system. They may use mechanisms such as positive displacement, entrapment, or momentum transfer to achieve the desired vacuum level. Examples of vacuum pump types include rotary vane pumps, diaphragm pumps, and diffusion pumps.

– Air Compressors: Air compressors are engineered to compress air or gas, increasing its pressure and decreasing its volume. They use mechanisms like reciprocating pistons, rotary screws, or centrifugal force to compress the air or gas. Common types of air compressors include reciprocating compressors, rotary screw compressors, and centrifugal compressors.

5. Direction of Air/Gas Flow:

– Vacuum Pumps: Vacuum pumps draw air or gas into the pump and then expel it from the system, creating a vacuum within the chamber or system being evacuated.

– Air Compressors: Air compressors take in ambient air or gas and compress it, increasing its pressure and storing it in a tank or delivering it directly to the desired application.

While vacuum pumps and air compressors have different functions and operate under distinct pressure ranges, they are both vital in various industries and applications. Vacuum pumps create and maintain a vacuum or low-pressure environment, while air compressors compress air or gas to higher pressures for different uses and processes.

China manufacturer 2xz Series Double Stage Liquid Ring Vacuum Pump Rotary Vane Vacuum Pump   with Great quality China manufacturer 2xz Series Double Stage Liquid Ring Vacuum Pump Rotary Vane Vacuum Pump   with Great quality
editor by Dream 2024-04-17

China high quality CE 2 Stage Rotary Vane Vacuum Oil Pump for Lab Equipment High Vacuum Condition vacuum pump belt

Product Description

CE 2 Stage Rotary Vane Vacuum Oil Pump for  Lab Equipment High Vacuum Condition

Product Description

The rotary vane vacuum pump is an oil-sealed rotary displacement pump. The outlet valve is oil-sealed. The inlet valve is designed as a vacuum safety valve that is always open during operation. It can be used independently, which also can be as a booster pump, diffusion pump, molecular pump, and titanium pump’s pre-pump. Also used as electronic devices produce, vacuum drying, filtration, welding, metal smelting, etc.
Features of Rotary Vane Vacuum Pump:

1. The 2XZ series rotary vane vacuum pump belongs to 2 stage direct connection structure rotary vane vacuum pump, which can be used for drying, sealing the container and other ancillary pumping air or net vacuum equipment.

2. It has the advantages of small size, light weight, low noise, convenience for using, and more.

3. The 2XZ series Rotary Vane Vacuum Pump can not be used as the compression-type delivery pump.

4. The 2XZ series rotary vane vacuum pump can be used independently and also can be as a booster pump, diffusion pump, molecular pump, and titanium pump’s pre-pump. Also used as electronic devices produce, vacuum drying, filtration, welding, metal smelting, etc.

Application:

vacuum drying oven, short path distillation, etc.

Packaging:
-After use cartons inside, outside with wooden case packaging;
-Both neutral and customized packaging can be available.

Shipping:
-We can ship the goods to you by International Express such as DHL, TNT, EMS, FedEx and so on and you can also choose the appropriate 1 based on your timeline and budget. Besides, you can definitely choose to use your own shipping agent.

Shipping method Note
Express Door to door, very convenient, don’t need to clearance or pick-up
By air Airport to an airport, you need to do the customs clearance and pick up the goods at your local airport, which you can have a local shipping agent to do for you.
By sea Port to port and you need to do the customs clearance and pick-up the goods at your local port, which you can have a local shipping agent to do for you.

Pre-sale Service:
–24 Hours online service for your consultation.
–Help choose the right model, and a series of services, people, advice.
–Give you the best offer.
–Provide discount for many sets order.
–Do customer’s request.
–Choose payment term you convenient.
–Promptly production and delivery, inform you in time.
–Can provide invoice value as you like to decrease your tax.
After-sale service:
–1 year warranty service and all life maintenance.
–Technical Engineers are available for oversea trainning.
–Remote control technical consult.
–Free installation DVD.
–Maintenance plan.
 

Company Profile

HangZhou CHINAMFG Machinery and Instrument Equipment Co., Ltd. specializes in R & D, production, sales, teaching and chemical biology pharmacy equipment integrated company. The main products are rotary evaporator, jacketed glass reactor, single layer glass reactor, circulating water vacuum pump, low-temperature reaction bath (slot), low temperature cooling fluid circulating pump(cool chiller), vacuum drying oven, blast drying oven, freeze dryer, water/oil bath, magnetic heating stirrer, overhead mixer, ultrasonic cleaning machine, lift platform, etc. Besides, we act as agents of some domestic and foreign famous enterprise products, sustaining high praise in domestic junior colleges and universities, scientific research units, etc. Our products are sold to USA, Australia, Asia, Brazil, Iran, Egypt etc. countries and our customers have been fully affirmation.

Factory Size: 1,362
Main Markets: Central America, Mid East, Oceania, Africa, South America

FAQ

1. What’s the minimum order quantity?
One set at present.

2. What kind of payment terms do you accept?
Normally we accept TT, Paypal, Western Union, Alibaba Escrow, and L/C. The exact terms will be discussed during the deal.

3. How will you deliver these goods?
It will be decided according to your quantity. Normally we will choose International Express, Air and sea.

4. How will package glass equipment?
We package these glass equipment in good and Nonfumigation standard wooden cases.

5. Can you accept OEM terms?
Sure.

6. How to choose suitable equipment?
You tell us your requirements (For example: capacity, temperature range, pressure, etc ), and we will recommend the best suitable equipment.

/* 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

After-sales Service: Online Service Long Life
Warranty: 1year
Oil or Not: Oil
Structure: Rotary Vacuum Pump
Exhauster Method: Positive Displacement Pump
Vacuum Degree: High Vacuum

vacuum pump

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.

\vacuum pump

Can Vacuum Pumps Be Used for Leak Detection?

Yes, vacuum pumps can be used for leak detection purposes. Here’s a detailed explanation:

Leak detection is a critical task in various industries, including manufacturing, automotive, aerospace, and HVAC. It involves identifying and locating leaks in a system or component that may result in the loss of fluids, gases, or pressure. Vacuum pumps can play a significant role in leak detection processes by creating a low-pressure environment and facilitating the detection of leaks through various methods.

Here are some ways in which vacuum pumps can be used for leak detection:

1. Vacuum Decay Method: The vacuum decay method is a common technique used for leak detection. It involves creating a vacuum in a sealed system or component using a vacuum pump and monitoring the pressure change over time. If there is a leak present, the pressure will gradually increase due to the ingress of air or gas. By measuring the rate of pressure rise, the location and size of the leak can be estimated. Vacuum pumps are used to evacuate the system and establish the initial vacuum required for the test.

2. Bubble Testing: Bubble testing is a simple and visual method for detecting leaks. In this method, the component or system being tested is pressurized with a gas, and then immersed in a liquid, typically soapy water. If there is a leak, the gas escaping from the component will form bubbles in the liquid, indicating the presence and location of the leak. Vacuum pumps can be used to create a pressure differential that forces gas out of the leak, making it easier to detect the bubbles.

3. Helium Leak Detection: Helium leak detection is a highly sensitive method used to locate extremely small leaks. Helium, being a small atom, can easily penetrate small openings and leaks. In this method, the system or component is pressurized with helium gas, and a vacuum pump is used to evacuate the surrounding area. A helium leak detector is then used to sniff or scan the area for the presence of helium, indicating the location of the leak. Vacuum pumps are essential for creating the low-pressure environment required for this method and ensuring accurate detection.

4. Pressure Change Testing: Vacuum pumps can also be used in pressure change testing for leak detection. This method involves pressurizing a system or component and then isolating it from the pressure source. The pressure is monitored over time, and any significant pressure drop indicates the presence of a leak. Vacuum pumps can be used to evacuate the system after pressurization, returning it to atmospheric pressure for comparison or retesting.

5. Mass Spectrometer Leak Detection: Mass spectrometer leak detection is a highly sensitive and precise method used to identify and quantify leaks. It involves introducing a tracer gas, usually helium, into the system or component being tested. A vacuum pump is used to evacuate the surrounding area, and a mass spectrometer is employed to analyze the gas samples for the presence of the tracer gas. This method allows for accurate detection and quantification of leaks down to very low levels. Vacuum pumps are crucial for creating the necessary vacuum conditions and ensuring reliable results.

In summary, vacuum pumps can be effectively used for leak detection purposes. They facilitate various leak detection methods such as vacuum decay, bubble testing, helium leak detection, pressure change testing, and mass spectrometer leak detection. Vacuum pumps create the required low-pressure environment, assist in evacuating the system or component being tested, and enable accurate and reliable leak detection. The choice of vacuum pump depends on the specific requirements of the leak detection method and the sensitivity needed for the application.

vacuum pump

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.

China high quality CE 2 Stage Rotary Vane Vacuum Oil Pump for Lab Equipment High Vacuum Condition   vacuum pump belt	China high quality CE 2 Stage Rotary Vane Vacuum Oil Pump for Lab Equipment High Vacuum Condition   vacuum pump belt
editor by CX 2024-04-16

China Standard China Best Air Conditioner Use Single Dual Stage Series R32 Vacuum Pump vacuum pump booster

Product Description

 

Air Conditioner Use Dual Stage Series Vacuum Pump R32

R32 series vacuum pump adopts non-sparking design, suitable for R32, 1234yf refrigerant, and adopts original high-efficiency motor technology. Under the requirement of the same pumping rate, the weight is greatly reduced and it is more convenient to carry.

 

Features:

*Integral cylinder structure, high precision, high ultimate vacuum, high pumping rate;

*Use filter cotton to filter oil and gas, effectively reduce oil mist, and convenient for maintenance and replacement;

*The exquisite shape of the handle, using soft rubber material, feel more comfortable;

*The square casing and wind cover are used to make the appearance unique.

Single Stage

Model  Power Supply Flow Rate (m³/h) Ultimate Vacuum Motor Power (W) Inlet Port Dimensions (mm) Oil Capacity (ml) Weight (kg)
SVB-1 220V~/50Hz 3.6 2Pa 150 1/4″Flare 252×104×207 210 4.5
VB-1 220V~/50Hz 3.6 2Pa 150 1/4″Flare 281×123×230 280 5.2
VB-1.5 220V~/50Hz 5.4 2Pa 180 1/4″Flare 281×123×230 280 5.8
VB-2 220V~/50Hz 7.2 2Pa 250 1/4″Flare 305×123×230 280 7.5
VB-3 220V~/50Hz 10.8 2Pa 370 1/4″Flare 332×129×242 450 9.3
VB-4 220V~/50Hz 14.4 2Pa 550 1/4″ & 3/8″Flare 338×138×255 780 14
VB-6 220V~/50Hz 21.6 2Pa 750 1/4″ & 3/8″Flare 338×138×255 780 14

/* 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

After-sales Service: on Line Service
Warranty: 1 Year
Oil or Not: Oil Free
Samples:
US$ 50/Piece
1 Piece(Min.Order)

|

Order Sample

Customization:
Available

|

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

vacuum pump

Can Vacuum Pumps Be Used in the Automotive Industry?

Yes, vacuum pumps are widely used in the automotive industry for various applications. Here’s a detailed explanation:

The automotive industry relies on vacuum pumps for several critical functions and systems within vehicles. Vacuum pumps play a crucial role in enhancing performance, improving fuel efficiency, and enabling the operation of various automotive systems. Here are some key applications of vacuum pumps in the automotive industry:

1. Brake Systems: Vacuum pumps are commonly used in vacuum-assisted brake systems, also known as power brakes. These systems utilize vacuum pressure to amplify the force applied by the driver to the brake pedal, making braking more efficient and responsive. Vacuum pumps help generate the required vacuum for power brake assistance, ensuring reliable and consistent braking performance.

2. Emission Control Systems: Vacuum pumps are integral components of emission control systems in vehicles. They assist in operating components such as the Exhaust Gas Recirculation (EGR) valve and the Evaporative Emission Control (EVAP) system. Vacuum pumps help create the necessary vacuum conditions for proper functioning of these systems, reducing harmful emissions and improving overall environmental performance.

3. HVAC Systems: Heating, Ventilation, and Air Conditioning (HVAC) systems in vehicles often utilize vacuum pumps for various functions. Vacuum pumps help control the vacuum-operated actuators that regulate the direction, temperature, and airflow of the HVAC system. They ensure efficient operation and precise control of the vehicle’s interior climate control system.

4. Turbocharger and Supercharger Systems: In performance-oriented vehicles, turbocharger and supercharger systems are used to increase engine power and efficiency. Vacuum pumps play a role in these systems by providing vacuum pressure for actuating wastegates, blow-off valves, and other control mechanisms. These components help regulate the boost pressure and ensure optimal performance of the forced induction system.

5. Fuel Delivery Systems: Vacuum pumps are employed in certain types of fuel delivery systems, such as mechanical fuel pumps. These pumps utilize vacuum pressure to draw fuel from the fuel tank and deliver it to the engine. While mechanical fuel pumps are less commonly used in modern vehicles, vacuum pumps are still found in some specialized applications.

6. Engine Management Systems: Vacuum pumps are utilized in engine management systems for various functions. They assist in operating components such as vacuum-operated actuators, vacuum reservoirs, and vacuum sensors. These components play a role in engine performance, emissions control, and overall system functionality.

7. Fluid Control Systems: Vacuum pumps are used in fluid control systems within vehicles, such as power steering systems. Vacuum-assisted power steering systems utilize vacuum pressure to assist the driver in steering, reducing the effort required. Vacuum pumps provide the necessary vacuum for power steering assistance, enhancing maneuverability and driver comfort.

8. Diagnostic and Testing Equipment: Vacuum pumps are also utilized in automotive diagnostic and testing equipment. These pumps create vacuum conditions necessary for testing and diagnosing various vehicle systems, such as intake manifold leaks, brake system integrity, and vacuum-operated components.

It’s important to note that different types of vacuum pumps may be used depending on the specific automotive application. Common vacuum pump technologies in the automotive industry include diaphragm pumps, rotary vane pumps, and electric vacuum pumps.

In summary, vacuum pumps have numerous applications in the automotive industry, ranging from brake systems and emission control to HVAC systems and engine management. They contribute to improved safety, fuel efficiency, environmental performance, and overall vehicle functionality.

vacuum pump

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.

vacuum pump

How Do You Choose the Right Size Vacuum Pump for a Specific Application?

Choosing the right size vacuum pump for a specific application involves considering several factors to ensure optimal performance and efficiency. Here’s a detailed explanation:

1. Required Vacuum Level: The first consideration is the desired vacuum level for your application. Different applications have varying vacuum level requirements, ranging from low vacuum to high vacuum or even ultra-high vacuum. Determine the specific vacuum level needed, such as microns of mercury (mmHg) or pascals (Pa), and choose a vacuum pump capable of achieving and maintaining that level.

2. Pumping Speed: The pumping speed, also known as the displacement or flow rate, is the volume of gas a vacuum pump can remove from a system per unit of time. It is typically expressed in liters per second (L/s) or cubic feet per minute (CFM). Consider the required pumping speed for your application, which depends on factors such as the volume of the system, the gas load, and the desired evacuation time.

3. Gas Load and Composition: The type and composition of the gas or vapor being pumped play a significant role in selecting the right vacuum pump. Different pumps have varying capabilities and compatibilities with specific gases. Some pumps may be suitable for pumping only non-reactive gases, while others can handle corrosive gases or vapors. Consider the gas load and its potential impact on the pump’s performance and materials of construction.

4. Backing Pump Requirements: In some applications, a vacuum pump may require a backing pump to reach and maintain the desired vacuum level. A backing pump provides a rough vacuum, which is then further processed by the primary vacuum pump. Consider whether your application requires a backing pump and ensure compatibility and proper sizing between the primary pump and the backing pump.

5. System Leakage: Evaluate the potential leakage in your system. If your system has significant leakage, you may need a vacuum pump with a higher pumping speed to compensate for the continuous influx of gas. Additionally, consider the impact of leakage on the required vacuum level and the pump’s ability to maintain it.

6. Power Requirements and Operating Cost: Consider the power requirements of the vacuum pump and ensure that your facility can provide the necessary electrical supply. Additionally, assess the operating cost, including energy consumption and maintenance requirements, to choose a pump that aligns with your budget and operational considerations.

7. Size and Space Constraints: Take into account the physical size of the vacuum pump and whether it can fit within the available space in your facility. Consider factors such as pump dimensions, weight, and the need for any additional accessories or support equipment.

8. Manufacturer’s Recommendations and Expert Advice: Consult the manufacturer’s specifications, guidelines, and recommendations for selecting the right pump for your specific application. Additionally, seek expert advice from vacuum pump specialists or engineers who can provide insights based on their experience and knowledge.

By considering these factors and evaluating the specific requirements of your application, you can select the right size vacuum pump that meets the desired vacuum level, pumping speed, gas compatibility, and other essential criteria. Choosing the appropriate vacuum pump ensures efficient operation, optimal performance, and longevity for your application.

China Standard China Best Air Conditioner Use Single Dual Stage Series R32 Vacuum Pump   vacuum pump booster	China Standard China Best Air Conditioner Use Single Dual Stage Series R32 Vacuum Pump   vacuum pump booster
editor by CX 2024-04-13

China Standard Roots Vacuum Pump Rotary AC Liquid Mini CHINAMFG Vp Electric Value Water 2 Stage Water High Pressure Heavy Duty Vacuum Pump Transmission vacuum pump adapter

Product Description

Liquid Ring Environmental Vacuum Pump Mini Vacuum Air Compressor Pump for Air Conditioning China Manufacturer

Application of Vacuum Pump

Vacuum pumps are used in a wide variety of applications, including:

  • Scientific research: Vacuum pumps are used in scientific research to create a vacuum environment, which is necessary for experiments that require a controlled environment. For example, vacuum pumps are used in the study of the behavior of gases and liquids, as well as in the study of the effects of radiation on matter.
  • Manufacturing: Vacuum pumps are used in manufacturing to remove air from a variety of products, including food, electronics, and pharmaceuticals. This is done to improve the quality of the product and to extend its shelf life. For example, vacuum pumps are used to remove air from food packaging, which helps to prevent the growth of bacteria.
  • Medical: Vacuum pumps are used in medicine to remove fluids from the body, such as blood, pus, and cerebrospinal fluid. This is done to treat a variety of medical conditions, including infections, injuries, and tumors. For example, vacuum pumps are used to remove blood from a wound during surgery.
  • Industrial: Vacuum pumps are used in industry to remove dust, fumes, and other pollutants from the air. This is done to improve air quality and to protect workers from exposure to harmful substances. For example, vacuum pumps are used to remove dust from the air in a factory.
  • Space exploration: Vacuum pumps are used in space exploration to create a vacuum environment in spacecraft and satellites. This is necessary to prevent the buildup of pressure, which could damage the spacecraft. For example, vacuum pumps are used to create a vacuum environment in the International Space Station.

Vacuum pumps are a versatile tool that is used in a wide variety of applications. They are essential for a variety of industries and scientific research.

Here are some of the most common types of vacuum pumps:

  • Rotary vane pumps: Rotary vane pumps are the most common type of vacuum pump. They are simple to operate and maintain, and they are relatively inexpensive. Rotary vane pumps are typically used for low- to medium-vacuum applications.
  • Scroll pumps: Scroll pumps are another common type of vacuum pump. They are more efficient than rotary vane pumps, and they can be used for a wider range of vacuum applications. Scroll pumps are typically used for medium- to high-vacuum applications.
  • Turbomolecular pumps: Turbomolecular pumps are the most efficient type of vacuum pump. They can be used for very high-vacuum applications, such as those used in space exploration and scientific research. Turbomolecular pumps are typically used for ultra-high-vacuum applications.

The type of vacuum pump that is best for a particular application will depend on the specific requirements of the application. For example, a rotary vane pump may be sufficient for a low-vacuum application, such as removing air from a food packaging machine. However, a turbomolecular pump may be required for a high-vacuum application, such as removing air from a spacecraft.

Vacuum pumps are a critical tool for a variety of industries and scientific research. They are essential for creating a vacuum environment, which is necessary for a variety of processes and applications.

 

/* 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

After-sales Service: Installation Guide 1-Year Warranty
Warranty: Installation Guide 1-Year Warranty
Oil or Not: Oil Free
Structure: Rotary Vacuum Pump
Exhauster Method: Entrapment Vacuum Pump
Vacuum Degree: Vacuum
Samples:
US$ 9999/Piece
1 Piece(Min.Order)

|

roots vacuum pump

What Is the Significance of Roots Vacuum Pumps in the Aerospace Sector?

Roots vacuum pumps play a significant role in various applications within the aerospace sector. Here’s a detailed explanation:

1. Space Simulation Chambers:

– Vacuum Simulation: Roots vacuum pumps are utilized in space simulation chambers to create and maintain vacuum conditions similar to the space environment. These chambers are used to test and simulate the performance of aerospace components and systems under low-pressure conditions, including the effects of vacuum on materials, electronics, and mechanical systems.

– Thermal Vacuum Testing: Roots pumps are crucial in thermal vacuum testing, where aerospace components and systems are subjected to extreme temperature and vacuum conditions. The pumps help evacuate the test chamber and maintain the required vacuum level, enabling accurate thermal testing and evaluation of aerospace equipment’s performance and functionality in space-like conditions.

2. Propellant Handling and Storage:

– Rocket Engine Testing: Roots vacuum pumps are employed in rocket engine testing facilities for propellant handling and storage. They assist in creating a vacuum environment during the propellant loading and purging processes, ensuring the removal of air or contaminants from the propellant tanks and lines. This helps maintain the propellant’s quality and prevents potential issues, such as cavitation or gas bubble formation, that could affect engine performance.

– Fuel Systems: Roots pumps are used in aerospace fuel systems to evacuate and degas the fuel tanks, ensuring the removal of air or gas bubbles that may compromise fuel delivery and engine operation. These pumps contribute to the overall efficiency, reliability, and safety of fuel systems in aerospace vehicles.

3. Environmental Control Systems (ECS):

– Cabin Pressure Control: Roots vacuum pumps are utilized in the environmental control systems of aircraft and spacecraft to help control cabin pressure. By creating a vacuum or adjusting the air circulation, these pumps assist in maintaining the desired cabin pressure levels, ensuring passenger comfort, and providing a safe and controlled environment during flight.

4. Avionics and Electronics:

– Electronic Component Testing: Roots vacuum pumps are employed in the testing and validation of avionics and electronic components used in aerospace applications. These pumps assist in creating a controlled vacuum environment during testing, allowing engineers to evaluate the performance, reliability, and durability of electronic systems under low-pressure conditions.

– Vacuum Encapsulation: In certain aerospace applications, electronic components or circuits may require vacuum encapsulation for protection against harsh environmental conditions, including high altitude, temperature variations, or moisture. Roots vacuum pumps are utilized to create the necessary vacuum environment for the encapsulation process, ensuring the integrity and longevity of sensitive electronics.

5. Space Propulsion Systems:

– Ion Thrusters and Electric Propulsion: Roots vacuum pumps are integral components of ion thrusters and electric propulsion systems used in spacecraft. These pumps aid in the creation and maintenance of the high vacuum conditions required for the operation of these advanced propulsion technologies. They contribute to the efficient exhaust gas removal, ensuring optimal thrust generation and fuel efficiency.

6. Satellite Manufacturing and Testing:

– Satellite Chamber Evacuation: Roots vacuum pumps are utilized in satellite manufacturing and testing facilities for the evacuation of satellite chambers. These pumps help create the required vacuum conditions during satellite assembly, testing, and payload integration, ensuring the cleanliness, functionality, and performance of satellite systems and instruments.

In summary, Roots vacuum pumps have significant significance in the aerospace sector. They are utilized in space simulation chambers, propellant handling and storage, environmental control systems, avionics and electronics testing, space propulsion systems, and satellite manufacturing and testing. By creating and maintaining vacuum conditions, Roots pumps contribute to the performance, reliability, and safety of aerospace components, systems, and vehicles. They play a vital role in supporting space exploration, satellite communication, and the advancement of aerospace technologies.

roots vacuum pump

What Is a Roots Vacuum Pump, and How Does It Work?

A Roots vacuum pump, also known as a Roots blower or a rotary lobe pump, is a type of positive displacement vacuum pump that is widely used for various industrial applications. Here’s a detailed explanation of what a Roots vacuum pump is and how it works:

A Roots vacuum pump consists of two synchronized rotors, known as lobes or impellers, that rotate in opposite directions within a housing. The lobes have a unique helical shape with multiple lobes, which allows them to trap and move gas efficiently. The rotors are synchronized with the help of timing gears to maintain precise clearances between the lobes and the housing.

The operation of a Roots vacuum pump can be described in the following steps:

1. Inlet Stage: The process begins with the lobes rotating in opposite directions. As the lobes rotate, the volume between them and the housing gradually increases, creating a larger space at the inlet side of the pump. This expansion of the volume causes the gas to enter the pump through the inlet port. The gas is drawn in due to the pressure difference between the inlet and the pump’s internal chamber.

2. Compression Stage: As the gas enters the pump, it gets trapped in the spaces between the lobes and the housing. As the lobes continue to rotate, the trapped gas gets carried along the rotating lobes. The gas is essentially trapped in the pockets formed by the lobes and the housing. The rotating lobes then compress the gas as they move towards the outlet side of the pump.

3. Outlet Stage: As the lobes approach the outlet side of the pump, the volume between them and the housing decreases, resulting in the compression of the trapped gas. This compression raises the pressure of the gas, causing it to be expelled through the outlet port of the pump. The expelled gas is then discharged into the atmosphere or directed to a downstream process or another vacuum pump, depending on the application.

It’s important to note that a Roots vacuum pump operates as a non-contacting pump, meaning that there is no physical contact between the lobes or between the lobes and the housing. This characteristic eliminates the need for lubrication within the pump and reduces the risk of contamination or oil vapor backstreaming into the vacuum system.

Roots vacuum pumps are known for their high pumping speed and ability to handle large volumes of gas. However, they are not capable of achieving high vacuum levels on their own. To achieve higher vacuum levels, a Roots pump is often used in conjunction with other vacuum pumps, such as rotary vane pumps or diffusion pumps, in a hybrid or combination pumping system.

In summary, a Roots vacuum pump operates based on the principle of positive displacement. It utilizes synchronized rotating lobes to trap and compress gas, allowing it to be discharged at a higher pressure. The non-contacting design of the pump eliminates the need for lubrication and reduces the risk of contamination. Roots vacuum pumps are commonly employed in various industrial applications, especially when high pumping speed and large gas handling capacity are required.

China Standard Roots Vacuum Pump Rotary AC Liquid Mini CHINAMFG Vp Electric Value Water 2 Stage Water High Pressure Heavy Duty Vacuum Pump Transmission   vacuum pump adapter	China Standard Roots Vacuum Pump Rotary AC Liquid Mini CHINAMFG Vp Electric Value Water 2 Stage Water High Pressure Heavy Duty Vacuum Pump Transmission   vacuum pump adapter
editor by CX 2024-04-13

China supplier Electric Vacuum Pump High CZPT CZPT Dual Stage Mini Rotary Vane Air AC Vacuum Pump vacuum pump booster

Product Description

Q: I want to know more details, what to do?
A: Please send us an inquiry with your email address if you seldom use Made-in-China, or just press the button chatting online, We are here for you.
Q: If I want a sample, Can I get it?
A: Of course, most of our products can require a sample, if you need one, pls don’t hesitate to tell us.
Q: I want my logo on the products, What do I want to do?
A: You can get your logo in the products, which will be the smallest quantity to you, and if you feel okay pls send us your design, we can check for you if this logo is free in the arrangement.
Q: What other products do you have?
A: We do all HVAC&R parts, such as capacitors, compressors, service tools, brackets, copper tubes, split valves, fittings, etc…if you are interested, you can have a look at our website.
Q: Which transportation way can I use?
A: Dear, you can choose as you like, considering what you think is more important, as time or cost. /* 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

After-sales Service: Standard
Warranty: 1 Year
Oil or Not: Oil
Samples:
US$ 300/Piece
1 Piece(Min.Order)

|

Order Sample

Customization:
Available

|

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

Vacuum Pump

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.
Vacuum Pump

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.
Vacuum Pump

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.

China supplier Electric Vacuum Pump High CZPT CZPT Dual Stage Mini Rotary Vane Air AC Vacuum Pump   vacuum pump booster	China supplier Electric Vacuum Pump High CZPT CZPT Dual Stage Mini Rotary Vane Air AC Vacuum Pump   vacuum pump booster
editor by CX 2024-04-10

China Hot selling Stainless Steel Two Stage Vacuum Pump Lobe Rotary Piston Pump Gear Rotary Oil Pump with Moving Wheel Cart vacuum pump and compressor

Product Description

21 Years Of Experience. 3-7 days delivery, 3 Years Warranty , Reasonable Price And Best Service, CE Certificated Products. Advanced Technology. Please contact us for the offer.

 

 

Product Description

Description:

 

Rotary lobe pumps are positive-displacement type pumps that use 2 or more lobes rotating around parallel shafts in the pump’s body to move liquids. They are widely used in the hygienic processing industries, including food & beverage processing and biopharmaceutical manufacturing.

 

Working Principle of Rotary Lobe Pump:

The rotary lobe pumps, we also called them lobe rotor pumps. They are 1 popular transfer pump to conveying the food, beverage, pulp and paper, chemical, pharmaceutical and so on. The rotor lobe pump relies on 2 synchronously rotating rotors that generate suction (vacuum) at the inlet during the rotation. Thereby sucking in the material to be conveyed. Both rotors split the rotor chamber into different spaces. Then operate in the order of 1-2-3-4. The medium is delivered to the discharge port. In this cycle, the medium (material) is continuously transported out by the source.

Different Kind of Lobe Options for the Rotor Lobe Pump

1. Single Lobed Rotor: More suitable for conveying media which containing large granular materials. The breaking rate of large granular materials is low. But on other hand it is not popular 1 for used, Because its pulsation is large and pressure is low, also the volume is small for the space of transferred materials.

2. Two-Lobed Rotor (Butterfly Rotor) More suitable for conveying media which containing small and medium-size granular materials. The breaking rate to these materials is low and getting slightly pulsating. The volume is a little less than the three-lobed rotor for the space of transferred materials.

3. Three-Lobed Rotor It is widely used in 1 rotor. The volume is bigger than other type of rotors for the space of transferred materials. Also, each performance is higher than other rotors. Just, it has a certain rate of breakage to the particulate materials on the transport way.

4. Multi-Lobed Rotor(4-12) The volume is smaller for the space of transferred materials and breaking rate higher when the quantity of rotary vane of rotor be increased, Just the transport way more stable.

Character:

1,There Is A Certain Gap Between Rotor And Rotor, No Friction Coefficient, So Pump Have A Long Service Life Time.
2, It Is Easy To Install And Disassemble, And It Is Convenient To Maintain, clean . There Is Less Wearing Parts.
3, High Efficiency And Energy Saving, Stable Transportation, Low Failure Rate, No Leak Sealing And Low Noise.
4, The Viscosity Of The Transportable Medium Is, ≤2000000 CP, And The Pump Can Transfer Slurry Containing 70% Solids.
5, It Can Transport Gas, Liquid And CZPT Three-Phase Mixture Materials.
6, With FD, The Flow Can Be Adjusted At Will, And The Pump Can Be Used As A General Metering Pump.
7, If you need, We Can Do The Pump With Heating Jacket.
8, Applicable Temperature: -50 °C, -250 °C.
9, Types Of Inlet/Outlet Connection: Flange Joint, Threaded Connection; Quick Connection.
10,Seal Type: Mechanical Seal And Packing Seal.

Lobe Pump Scope Of Application.

Dairy Products: Yogurt, Cream, Ice Cream, Cheese And Whey.
Beverages: Beer, Wort, Yeast, Soft Drinks, Fruit Concentrates, Fruit Drinks.
Food: Tomato Sauce, Vegetable Paste, Seasoning, Sweeteners, Yeast Paste, Salad, Meat Emulsion, Edible Oil.
Candy: Syrup, Cream Stuffing, Fruit Purée, Fruit Filling, Pudding, Jam, Jelly, Chocolate.
Cosmetics: Creams And Lotions, Hair Gels, Hair Dyes, Essential Oils.
Drugs: Pill, Extract, Emulsion, Paste.
Chemicals: Fats, Solvents, Resins And Polymers, dyes…

 

ADVANTAGES OF ROTARY LOBE PUMPS
 

Since the pump’s lobes do not come into contact with each other, lobe pumps can move solids suspended in slurries (such as cherries or olives in food processing applications) without product damage. The gentle pump action further minimizes product degradation. Can handle larger sized particles than may be pumped with other types of positive displacement pumps. It may be easily cleaned using either clean-in-place (CIP) or steam-in-place (SIP) methods, making them ideal for hygienic processing applications. Highly efficient for pumping very viscous liquids. Offer accurate and consistent fluid output that is unaffected by changes in head pressure, assuming sufficient fluid viscosity. The fluid flow can be increased or decreased by controlling the drive speed. If wetted, rotary lobe pumps are also self-priming, and can run dry for long periods of time (assuming the pump’s seals are lubricated). Generally easy to maintain.
 

Product Name:

Sanitary Stainless Steel Rotor Rotary Lobe Pump 

Description:

Designed according to 3A standard, widely used for transfer viscous media in the food-processing, cosemtics and pharmaceutical
industries.

Construction:

Horizontal Ace series, diffirent rotor shapes(single rotro,tri-lobe rotors and butterfly type rotors)

Material:

SS304/SS316

Seal Material:

CZPT (Standard, approval)

Max. Flow:

43000Liter/h

Max.pressure:

10bar

Speed

1-1000 rmp

Rotor Type:

2-leaves, 3-leaves, butterfly, signal butterfly

Mechanical seal:

SIC/SiC/EPDM(Standard)

Motor power:

0.75kw, 1.1kw, 1.5kw, 2.2kw, 3kw, …22KW

Sealing option:

Sanitary single mechanical seal/Double mechanical seal with cooling system

Voltage:

220V, 380V(110-480v)

Motor:

ABB, Siemens,Our Domestic Brand,50hz/ 60hz

Surface treatment:

Inner polished and Sandblast outside

connection:

Clamp, Thread, weld, Flange

Availably standard:

DIN, SMS, 3A, RJT, ISO/IDF

Operated:

Electic

Application scope:

Dairy, food, beverage, pharmacy, cosmetic, etc

Packaging Details:

Plywood case

Delivery details:

Usually within1-7 days after receiving T/T down payment

We can customize the Lobe Pump according to customer requirements.

Technical Parameters

Model

Capacity/Per centum rotate (L)

Speed(RPM)

Flow(L/H)

Power(KW)

ACE-3R

3L

100-500

300-800

0.55

ACE-6R

6L

100-500

650-1600

0.75

ACE-8R

8L

100-500

850-2160

1.5

ACE-12R

12L

100-500

1300-3200

2.2

ACE-20R

20L

100-500

2100-5400

3

ACE-30R

30L

100-500

3200-6400

4

ACE-36R

36L

100-500

3800-7600

4

ACE-52R

52L

100-500

5600-11000

5.5

ACE-66R

66L

100-500

7100-14000

7.5

ACE-78R

78L

100-500

9000-18000

7.5

ACE-100R

100L

100-500

11000-22000

11

ACE-135R

135L

100-500

15000-30000

15

ACE-160R

160L

100-500

17000-34000

18.5

ACE-200R

200L

100-500

21600-43000

22

 

Detailed Photos

 

Packaging & Shipping

 

Other pumps

 

Certifications

FAQ

 

Q1. What is your terms of packing?
A: Generally, we pack our goods in plywood case or carton package for small parts.
If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.

Q2. What is your terms of payment?
A: T/T in advance, 30% as deposit, and finish 70% balance payment before delivery.
We’ll show you the photos of the products and packages before you pay the balance.

Q3. What is your terms of delivery?
A: EXW, FOB, CIF, DDU.

Q4. How about your delivery time?
A: Generally, it will take 3 to 4 weeks after receiving your advance payment. The specific delivery time depends
on the items and the quantity of your order.

Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings.

Q6.Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery

Q7: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
    2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.
 

 

/* 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

After-sales Service: Video Technical Support, Online Support
Warranty: 2 Years
Mesh Form: External Engaged
Tooth Flank: Stainless Steel Rotary Lobe
Tooth Curve: Stainless Steel Rotary Lobe
Power: Electric
Samples:
US$ 850/Set
1 Set(Min.Order)

|

Customization:
Available

|

Vacuum Pump

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.
Vacuum Pump

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.
Vacuum Pump

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.

China Hot selling Stainless Steel Two Stage Vacuum Pump Lobe Rotary Piston Pump Gear Rotary Oil Pump with Moving Wheel Cart   vacuum pump and compressor	China Hot selling Stainless Steel Two Stage Vacuum Pump Lobe Rotary Piston Pump Gear Rotary Oil Pump with Moving Wheel Cart   vacuum pump and compressor
editor by CX 2024-04-09

China wholesaler Electric Vacuum Pump 2vp1100 High CHINAMFG CHINAMFG Dual Stage Mini Rotary Vane Air AC Vacuum Pump vacuum pump brakes

Product Description

Q: I want to know more details, what to do?
A: Please send us an inquiry with your email address if you seldom use Made-in-China, or just press the button chatting online, We are here for you.
Q: If I want a sample, Can I get it?
A: Of course, most of our products can require a sample, if you need one, pls don’t hesitate to tell us.
Q: I want my logo on the products, What do I want to do?
A: You can get your logo in the products, which will be the smallest quantity to you, and if you feel okay pls send us your design, we can check for you if this logo is free in the arrangement.
Q: What other products do you have?
A: We do all HVAC&R parts, such as capacitors, compressors, service tools, brackets, copper tubes, split valves, fittings, etc…if you are interested, you can have a look at our website.
Q: Which transportation way can I use?
A: Dear, you can choose as you like, considering what you think is more important, as time or cost. /* 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

After-sales Service: Standard
Warranty: 1 Year
Oil or Not: Oil
Samples:
US$ 300/Piece
1 Piece(Min.Order)

|

Order Sample

Customization:
Available

|

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

vacuum pump

What Are the Advantages of Using Oil-Sealed Vacuum Pumps?

Oil-sealed vacuum pumps offer several advantages in various applications. Here’s a detailed explanation:

1. High Vacuum Performance: Oil-sealed vacuum pumps are known for their ability to achieve high levels of vacuum. They can create and maintain deep vacuum levels, making them suitable for applications that require a low-pressure environment. The use of oil as a sealing and lubricating medium helps in achieving efficient vacuum performance.

2. Wide Operating Range: Oil-sealed vacuum pumps have a wide operating range, allowing them to handle a broad spectrum of vacuum levels. They can operate effectively in both low-pressure and high-vacuum conditions, making them versatile for different applications across various industries.

3. Efficient and Reliable Operation: These pumps are known for their reliability and consistent performance. The oil-sealed design provides effective sealing, preventing air leakage and maintaining a stable vacuum level. They are designed to operate continuously for extended periods without significant performance degradation, making them suitable for continuous industrial processes.

4. Contamination Handling: Oil-sealed vacuum pumps are effective in handling certain types of contaminants that may be present in the process gases or air being evacuated. The oil acts as a barrier, trapping and absorbing certain particulates, moisture, and chemical vapors, preventing them from reaching the pump mechanism. This helps protect the pump internals from potential damage and contributes to the longevity of the pump.

5. Thermal Stability: The presence of oil in these pumps helps in dissipating heat generated during operation, contributing to their thermal stability. The oil absorbs and carries away heat, preventing excessive temperature rise within the pump. This thermal stability allows for consistent performance even during prolonged operation and helps protect the pump from overheating.

6. Noise Reduction: Oil-sealed vacuum pumps generally operate at lower noise levels compared to other types of vacuum pumps. The oil acts as a noise-damping medium, reducing the noise generated by the moving parts and the interaction of gases within the pump. This makes them suitable for applications where noise reduction is desired, such as laboratory environments or noise-sensitive industrial settings.

7. Versatility: Oil-sealed vacuum pumps are versatile and can handle a wide range of gases and vapors. They can effectively handle both condensable and non-condensable gases, making them suitable for diverse applications in industries such as chemical processing, pharmaceuticals, food processing, and research laboratories.

8. Cost-Effective: Oil-sealed vacuum pumps are often considered cost-effective options for many applications. They generally have a lower initial cost compared to some other types of high-vacuum pumps. Additionally, the maintenance and operating costs are relatively lower, making them an economical choice for industries that require reliable vacuum performance.

9. Simplicity and Ease of Maintenance: Oil-sealed vacuum pumps are relatively simple in design and easy to maintain. Routine maintenance typically involves monitoring oil levels, changing the oil periodically, and inspecting and replacing worn-out parts as necessary. The simplicity of maintenance procedures contributes to the overall cost-effectiveness and ease of operation.

10. Compatibility with Other Equipment: Oil-sealed vacuum pumps are compatible with various process equipment and systems. They can be easily integrated into existing setups or used in conjunction with other vacuum-related equipment, such as vacuum chambers, distillation systems, or industrial process equipment.

These advantages make oil-sealed vacuum pumps a popular choice in many industries where reliable, high-performance vacuum systems are required. However, it’s important to consider specific application requirements and consult with experts to determine the most suitable type of vacuum pump for a particular use case.

vacuum pump

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.vacuum pump

How Do You Choose the Right Size Vacuum Pump for a Specific Application?

Choosing the right size vacuum pump for a specific application involves considering several factors to ensure optimal performance and efficiency. Here’s a detailed explanation:

1. Required Vacuum Level: The first consideration is the desired vacuum level for your application. Different applications have varying vacuum level requirements, ranging from low vacuum to high vacuum or even ultra-high vacuum. Determine the specific vacuum level needed, such as microns of mercury (mmHg) or pascals (Pa), and choose a vacuum pump capable of achieving and maintaining that level.

2. Pumping Speed: The pumping speed, also known as the displacement or flow rate, is the volume of gas a vacuum pump can remove from a system per unit of time. It is typically expressed in liters per second (L/s) or cubic feet per minute (CFM). Consider the required pumping speed for your application, which depends on factors such as the volume of the system, the gas load, and the desired evacuation time.

3. Gas Load and Composition: The type and composition of the gas or vapor being pumped play a significant role in selecting the right vacuum pump. Different pumps have varying capabilities and compatibilities with specific gases. Some pumps may be suitable for pumping only non-reactive gases, while others can handle corrosive gases or vapors. Consider the gas load and its potential impact on the pump’s performance and materials of construction.

4. Backing Pump Requirements: In some applications, a vacuum pump may require a backing pump to reach and maintain the desired vacuum level. A backing pump provides a rough vacuum, which is then further processed by the primary vacuum pump. Consider whether your application requires a backing pump and ensure compatibility and proper sizing between the primary pump and the backing pump.

5. System Leakage: Evaluate the potential leakage in your system. If your system has significant leakage, you may need a vacuum pump with a higher pumping speed to compensate for the continuous influx of gas. Additionally, consider the impact of leakage on the required vacuum level and the pump’s ability to maintain it.

6. Power Requirements and Operating Cost: Consider the power requirements of the vacuum pump and ensure that your facility can provide the necessary electrical supply. Additionally, assess the operating cost, including energy consumption and maintenance requirements, to choose a pump that aligns with your budget and operational considerations.

7. Size and Space Constraints: Take into account the physical size of the vacuum pump and whether it can fit within the available space in your facility. Consider factors such as pump dimensions, weight, and the need for any additional accessories or support equipment.

8. Manufacturer’s Recommendations and Expert Advice: Consult the manufacturer’s specifications, guidelines, and recommendations for selecting the right pump for your specific application. Additionally, seek expert advice from vacuum pump specialists or engineers who can provide insights based on their experience and knowledge.

By considering these factors and evaluating the specific requirements of your application, you can select the right size vacuum pump that meets the desired vacuum level, pumping speed, gas compatibility, and other essential criteria. Choosing the appropriate vacuum pump ensures efficient operation, optimal performance, and longevity for your application.

China wholesaler Electric Vacuum Pump 2vp1100 High CHINAMFG CHINAMFG Dual Stage Mini Rotary Vane Air AC Vacuum Pump   vacuum pump brakesChina wholesaler Electric Vacuum Pump 2vp1100 High CHINAMFG CHINAMFG Dual Stage Mini Rotary Vane Air AC Vacuum Pump   vacuum pump brakes
editor by CX 2024-04-09

China factory Boosters Roots Rotary Van Piston Pump Replace 5.5kw Single Double Stage Water Ring Vacuum Pump vacuum pump design

Product Description

2BV liquid ring vacuum pump is single-stage monobloc design vacuum pump. It offers Space-saving installation, compared to conventional pumps, the 2BV’s monoblock design delivers the benefits of a simple, compact and economical installation. Since the pump and motor are integral and self supporting, there is no need for additional base plates, couplings or guards, which add to the cost, complexity and overall size of the installation. With CE and Atex certificate, it is an ideal product for much different application including Plastics Industry, Medical Industry, Chemical Industry, Processing Industry, Food and Beverage Industry and other General Industry.

We offer same outline dimensions for bolt-on replacement and equivalent performances with original 2BV liquid ring vacuum pump.

ITEM

UNIT

Quantity

Supply Ability

per month

2,000set

/* 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

After-sales Service: Online Service
Warranty: 1 Year
Oil or Not: Oil
Structure: Rotary Vacuum Pump
Exhauster Method: Entrapment Vacuum Pump
Vacuum Degree: High Vacuum
Samples:
US$ 10000/Piece
1 Piece(Min.Order)

|

Customization:
Available

|

roots vacuum pump

Can Roots Vacuum Pumps Be Used for Environmental Testing in Chambers?

Yes, Roots vacuum pumps can be used for environmental testing in chambers. Here’s a detailed explanation:

1. Environmental Testing in Chambers: Environmental testing involves subjecting a product or component to various simulated environmental conditions to assess its performance, durability, and reliability. Chambers are commonly used for environmental testing and can simulate conditions such as temperature, humidity, pressure, and gas composition. These chambers create controlled environments that mimic real-world operating conditions to evaluate how a product or component responds under different environmental stressors.

2. Role of Vacuum Pumps: Vacuum pumps play a crucial role in environmental testing chambers by creating and maintaining the desired vacuum conditions. They help establish specific pressure levels, remove unwanted gases or contaminants, and enable controlled gas flow within the chamber. Vacuum pumps are responsible for evacuating the chamber, achieving the desired pressure or vacuum level, and ensuring the accuracy and reliability of the environmental test results.

3. Advantages of Roots Vacuum Pumps: Roots vacuum pumps offer several advantages that make them suitable for environmental testing in chambers:

– High Pumping Speed: Roots pumps have a high pumping speed, allowing them to quickly evacuate the chamber and achieve the desired vacuum level. This is particularly important when rapid cycling between different test conditions is required.

– Large Volume Handling: Chambers used in environmental testing can vary in size, from small-scale chambers to large walk-in chambers. Roots vacuum pumps are capable of handling large volumes of gas, making them suitable for evacuating chambers of different sizes efficiently.

– Continuous Operation: Roots vacuum pumps can operate continuously, ensuring the chamber remains at the desired vacuum level throughout the testing process. This is essential for maintaining test accuracy and consistency.

– Compatibility with Hybrid Pumping Systems: Roots vacuum pumps can be integrated into hybrid pumping systems, working alongside other pump technologies such as rotary vane pumps, scroll pumps, or turbomolecular pumps. This combination allows for enhanced pumping capability, achieving the desired vacuum levels and accommodating specific test requirements.

4. Considerations for Environmental Testing: While Roots vacuum pumps are suitable for environmental testing, several considerations should be taken into account:

– Gas Composition: Different environmental tests may involve specific gas compositions or mixtures. It is important to ensure that the selected Roots pump is compatible with the gases used in the testing process. Some gases may require special pump features or materials to avoid contamination or damage to the pump.

– Pressure Range: Environmental testing chambers may require a wide range of pressure levels to simulate various conditions. Roots vacuum pumps have limitations in terms of the ultimate vacuum level they can achieve. It is necessary to ensure that the selected pump can meet the pressure range requirements of the specific environmental tests.

– System Design: Proper system design is crucial to ensure efficient and reliable operation of the environmental testing chamber. Factors such as the chamber size, gas flow rates, evacuation times, and pressure control mechanisms should be considered when selecting and integrating Roots vacuum pumps into the testing system.

In summary, Roots vacuum pumps can be effectively used for environmental testing in chambers. Their high pumping speed, large volume handling capability, continuous operation, and compatibility with hybrid pumping systems make them suitable for maintaining the desired vacuum conditions during environmental tests. By considering factors such as gas composition, pressure range, and system design, Roots vacuum pumps contribute to the accurate and reliable assessment of product performance under simulated environmental conditions.

roots vacuum pump

What Are the Primary Applications of Roots Vacuum Pumps?

Roots vacuum pumps, also known as Roots blowers or rotary lobe pumps, are utilized in a variety of industrial applications where efficient and reliable vacuum generation is required. Here’s a detailed explanation of the primary applications of Roots vacuum pumps:

1. Chemical Processing: Roots vacuum pumps find extensive use in the chemical processing industry. They are employed for processes such as vacuum distillation, solvent recovery, drying, and degassing. Their high pumping speed and ability to handle corrosive gases make them suitable for handling various chemical vapors and byproducts.

2. Pharmaceuticals: In the pharmaceutical industry, Roots vacuum pumps are utilized for applications such as vacuum drying, tablet coating, freeze drying, and vacuum packaging. Their oil-free operation ensures a clean and contaminant-free vacuum environment, which is crucial for pharmaceutical manufacturing processes.

3. Food Processing: Roots vacuum pumps play a significant role in the food processing industry. They are employed for vacuum packaging, vacuum cooling, and vacuum drying of food products. The oil-free operation of Roots vacuum pumps ensures food safety and eliminates the risk of contamination.

4. Environmental Technology: Roots vacuum pumps are utilized in environmental technology applications, including wastewater treatment, biogas processing, and air pollution control. They are employed to extract gases, control emissions, and facilitate the treatment and purification of air and water.

5. Semiconductor Manufacturing: In the semiconductor industry, Roots vacuum pumps are used for processes such as ion implantation, physical vapor deposition (PVD), chemical vapor deposition (CVD), and etching. Their high pumping speed and oil-free operation are crucial for maintaining clean vacuum conditions required in semiconductor fabrication.

6. Packaging and Printing: Roots vacuum pumps are employed in packaging and printing applications. They are used for vacuum packaging of products, vacuum forming of packaging materials, and in printing presses for paper handling and ink transfer.

7. Automotive Industry: Roots vacuum pumps find application in the automotive industry for processes such as brake system vacuum assist, crankcase ventilation, and emissions control systems. They help create vacuum conditions required for the operation of various automotive systems.

8. Research and Laboratory: Roots vacuum pumps are utilized in research laboratories and scientific facilities for a wide range of applications. They are used in vacuum ovens, freeze dryers, vacuum filtration, electron microscopy, surface analysis, and other laboratory processes that require controlled vacuum environments.

9. Energy Industry: In the energy sector, Roots vacuum pumps are used for applications such as steam turbine condenser air extraction, transformer drying, and vacuum impregnation of electrical components. They help maintain proper vacuum conditions for efficient and reliable operation of energy systems.

These are some of the primary applications where Roots vacuum pumps are commonly used. Their high pumping speed, large gas handling capacity, oil-free operation, reliability, and versatility make them suitable for a wide range of industrial processes that require efficient and reliable vacuum generation.

China factory Boosters Roots Rotary Van Piston Pump Replace 5.5kw Single Double Stage Water Ring Vacuum Pump   vacuum pump design		China factory Boosters Roots Rotary Van Piston Pump Replace 5.5kw Single Double Stage Water Ring Vacuum Pump   vacuum pump design
editor by CX 2024-04-08

China OEM High Quality Stainless Steel Pump 2sk Series Double Stage Water /Liquid Vacuum Pumps a/c vacuum pump

Product Description

PRODUCT INTRODUCTION
Application:Biofuel Industry,Food and Beverage Industry, Irrigation and Agriculture, Raw Water Intake, temperature control, Washing and Cleaning, Wastewater Transport and Flood Control, wastewater treatment, Water Distribution, Water Treatment Solutions
 

Overview of 2SK series water ring vacuum pump SK Series two-stage water ring vacuum pump and 2sk-p1 series two-stage water ring vacuum pump atmospheric pump unit are used to pump air and other non corrosive, water-insoluble and CHINAMFG particles free gases, so as to obtain higher vacuum in closed containers. It is widely used in food, textile, chemical, pharmaceutical and metallurgical industries and electronic fields, such as vacuum evaporation, vacuum concentration, vacuum moisture regain, vacuum impregnation, vacuum drying and vacuum smelting. It has the characteristics of high vacuum degree, high pumping speed in high vacuum area, compact structure and convenient maintenance. 2SK series is used for working conditions with suction pressure lower than -0.08mpa, and 2sk-p1 series is used for working conditions with suction pressure lower than -0.096mpa

Model significance of 2SK series water ring vacuum pump

Model features of 2SK series water ring vacuum pump Water ring vacuum pump is used to pump air and other non corrosive, insoluble in water, no CHINAMFG particles in order to obtain a higher vacuum in a closed container. It has the characteristics of high vacuum degree, high pumping speed in high vacuum area, compact structure and convenient maintenance.

Application of 2SK series water ring vacuum pump This series of water ring vacuum pumps are widely used in food, textile, chemical, pharmaceutical and metallurgical industries and electronic fields, such as vacuum evaporation, vacuum concentration, vacuum moisture regain, vacuum impregnation, vacuum drying and vacuum smelting.
CHOOSE OUR STRENGTHS
Quality assurance and honest service

 

FAULT ANALYSIS

 

fault   reason
 
 resolvent
Insufficient air extraction
 
1. The clearance is too large 
2. Air leakage at packing 
3. High water ring temperature 
4. Leakage of pipeline system
 
1. Adjust the clearance 
2. Compress or replace raw materials 
3. Increase water supply 
4. Tighten flange bolts, replace gasket or
weld cracks
 
The vacuum is reduced
 
1. Air leakage at flange connection 
2. The pipeline has cracks 
3. Packing leakage 
4. The clearance between impeller and side cover is too large 
5. Water ring heating 
6. Water shortage 
7. Friction heating of parts causes the temperature of water ring to rise
 
1. Tighten the flange bolts or replace the gasket 
2. Welding repair or replacement 
3. Compress or replace the packing 
4. Replace the gasket or adjust the clearance 5. Reduce the water supply temperature 
6. Increase water supply 
7. Adjust or re install
 
Vibration or noise
 
1. The anchor bolt is loose 
2. There are foreign matters in the pump 
3. Blade fracture 
4. Cavitation
 
1. Tighten the anchor bolts 
2. Stop the pump to check and remove foreign matters 
3. Replace impeller 
4. Open the suction pipe valve
 
Bearing heating
 
1. Insufficient lubricating oil 
2. The packing is pressed too tightly 
3. No packing seal water or insufficient 
4. The bearing, shaft or bearing frame fit too tightly, so that the clearance between the ball and the inner and outer rings is too small,
resulting in friction
 
1. Check the condition of lubricating oil and add oil 
2. Loosen the packing gland properly 
3. Supply packing sealing water or
increase water quantity 
4. Adjust the fit of bearing with shaft or bearing frame
 
Difficult to start
 

1.Rust in the pump after long-term shutdown

2. The packing pressure is too tight 
3. Friction between impeller and pump body

1. Use water or special tools to turn the impeller several times 
2. Tighten the packing gland 
3. Re install and adjust
 
     
     

Package & Transport

Abou us
ONETER  is 1 of the leading manufacturer for the Slurry pump & Coupler& Vacuum pump since 2571 year. Refund the money if you are not satified of the quality.
*100% quality guarantee.
*One-stop service for you.
*Factory competitive price.
*Fast delievery time with stocks.

WHY CHOOSE US?!
1.ONETER  only supply competitive advantage products!
2.Full refund or Free replacement in case of bad quality or late delivery!
3.ONETER are focus on service for solution, not only supply screw barrel parts!
4.Quality is our culture, with us your money in safe your business in safe!!!
Working with scen

FAQ
Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral export wooden case . If you have legally registered patent, we can pack the goods in wooden case with your own marks after getting your authorization letters.
Q2. What is your termsof payment?
A: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages before you pay
the balance.
Q3. How about your delivery time?
A: Generally, it will take from 10 dasys to 50 days after receiving your advance payment according to the pump’s material. The specific delivery time also depends on the items and the quantity of your order.
Q4. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q5. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.
Q6. Do youtest all your goods before delivery?
A: Yes, we have 100% test the pumps before delivery
 

/* 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

After-sales Service: Life-Long Service System
Warranty: 2 Years
Max.Head: >150m
Customization:
Available

|

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

vacuum pump

What Is the Role of Vacuum Pumps in Semiconductor Manufacturing?

Vacuum pumps play a critical role in semiconductor manufacturing processes. Here’s a detailed explanation:

Semiconductor manufacturing involves the production of integrated circuits (ICs) and other semiconductor devices used in various electronic applications. Vacuum pumps are used extensively throughout the semiconductor manufacturing process to create and maintain the required vacuum conditions for specific manufacturing steps.

Here are some key roles of vacuum pumps in semiconductor manufacturing:

1. Deposition Processes: Vacuum pumps are used in deposition processes such as physical vapor deposition (PVD) and chemical vapor deposition (CVD). These processes involve depositing thin films of materials onto semiconductor wafers to create various layers and patterns. Vacuum pumps help create a low-pressure environment necessary for precise control of the deposition process, ensuring uniform and high-quality film formation.

2. Etching and Cleaning: Vacuum pumps are utilized in etching and cleaning processes, which involve the removal of specific layers or contaminants from semiconductor wafers. Dry etching techniques, such as plasma etching and reactive ion etching, require a vacuum environment to facilitate the ionization and removal of material. Vacuum pumps aid in creating the necessary low-pressure conditions for efficient etching and cleaning processes.

3. Ion Implantation: Ion implantation is a process used to introduce impurities into specific regions of a semiconductor wafer to modify its electrical properties. Vacuum pumps are used to evacuate the ion implantation chamber, creating the required vacuum environment for accurate and controlled ion beam acceleration and implantation.

4. Wafer Handling and Transfer: Vacuum pumps are employed in wafer handling and transfer systems. These systems utilize vacuum suction to securely hold and manipulate semiconductor wafers during various manufacturing steps, such as loading and unloading from process chambers, robotic transfer between tools, and wafer alignment.

5. Load Lock Systems: Load lock systems are used to transfer semiconductor wafers between atmospheric conditions and the vacuum environment of process chambers. Vacuum pumps are integral components of load lock systems, creating and maintaining the vacuum conditions necessary for wafer transfer while minimizing contamination risks.

6. Metrology and Inspection: Vacuum pumps are utilized in metrology and inspection tools used for characterizing semiconductor devices. These tools, such as scanning electron microscopes (SEMs) and focused ion beam (FIB) systems, often operate in a vacuum environment to enable high-resolution imaging and accurate analysis of semiconductor structures and defects.

7. Leak Detection: Vacuum pumps are employed in leak detection systems to identify and locate leaks in vacuum chambers, process lines, and other components. These systems rely on vacuum pumps to evacuate the system and then monitor for any pressure rise, indicating the presence of leaks.

8. Cleanroom Environment Control: Semiconductor manufacturing facilities maintain cleanroom environments to prevent contamination during the fabrication process. Vacuum pumps are used in the design and operation of the cleanroom ventilation and filtration systems, helping to maintain the required air cleanliness levels by removing particulates and maintaining controlled air pressure differentials.

Vacuum pumps used in semiconductor manufacturing processes are often specialized to meet the stringent requirements of the industry. They need to provide high vacuum levels, precise control, low contamination levels, and reliability for continuous operation.

Overall, vacuum pumps are indispensable in semiconductor manufacturing, enabling the creation of the necessary vacuum conditions for various processes, ensuring the production of high-quality semiconductor devices.

vacuum pump

How Do Vacuum Pumps Affect the Performance of Vacuum Chambers?

When it comes to the performance of vacuum chambers, vacuum pumps play a critical role. Here’s a detailed explanation:

Vacuum chambers are enclosed spaces designed to create and maintain a low-pressure environment. They are used in various industries and scientific applications, such as manufacturing, research, and material processing. Vacuum pumps are used to evacuate air and other gases from the chamber, creating a vacuum or low-pressure condition. The performance of vacuum chambers is directly influenced by the characteristics and operation of the vacuum pumps used.

Here are some key ways in which vacuum pumps affect the performance of vacuum chambers:

1. Achieving and Maintaining Vacuum Levels: The primary function of vacuum pumps is to create and maintain the desired vacuum level within the chamber. Vacuum pumps remove air and other gases, reducing the pressure inside the chamber. The efficiency and capacity of the vacuum pump determine how quickly the desired vacuum level is achieved and how well it is maintained. High-performance vacuum pumps can rapidly evacuate the chamber and maintain the desired vacuum level even when there are gas leaks or continuous gas production within the chamber.

2. Pumping Speed: The pumping speed of a vacuum pump refers to the volume of gas it can remove from the chamber per unit of time. The pumping speed affects the rate at which the chamber can be evacuated and the time required to achieve the desired vacuum level. A higher pumping speed allows for faster evacuation and shorter cycle times, improving the overall efficiency of the vacuum chamber.

3. Ultimate Vacuum Level: The ultimate vacuum level is the lowest pressure that can be achieved in the chamber. It depends on the design and performance of the vacuum pump. Higher-quality vacuum pumps can achieve lower ultimate vacuum levels, which are important for applications requiring higher levels of vacuum or for processes that are sensitive to residual gases.

4. Leak Detection and Gas Removal: Vacuum pumps can also assist in leak detection and gas removal within the chamber. By continuously evacuating the chamber, any leaks or gas ingress can be identified and addressed promptly. This ensures that the chamber maintains the desired vacuum level and minimizes the presence of contaminants or unwanted gases.

5. Contamination Control: Some vacuum pumps, such as oil-sealed pumps, use lubricating fluids that can introduce contaminants into the chamber. These contaminants may be undesirable for certain applications, such as semiconductor manufacturing or research. Therefore, the choice of vacuum pump and its potential for introducing contaminants should be considered to maintain the required cleanliness and purity of the vacuum chamber.

6. Noise and Vibrations: Vacuum pumps can generate noise and vibrations during operation, which can impact the performance and usability of the vacuum chamber. Excessive noise or vibrations can interfere with delicate experiments, affect the accuracy of measurements, or cause mechanical stress on the chamber components. Selecting vacuum pumps with low noise and vibration levels is important for maintaining optimal chamber performance.

It’s important to note that the specific requirements and performance factors of a vacuum chamber can vary depending on the application. Different types of vacuum pumps, such as rotary vane pumps, dry pumps, or turbomolecular pumps, offer varying capabilities and features that cater to specific needs. The choice of vacuum pump should consider factors such as the desired vacuum level, pumping speed, ultimate vacuum, contamination control, noise and vibration levels, and compatibility with the chamber materials and gases used.

In summary, vacuum pumps have a significant impact on the performance of vacuum chambers. They enable the creation and maintenance of the desired vacuum level, affect the pumping speed and ultimate vacuum achieved, assist in leak detection and gas removal, and influence contamination control. Careful consideration of the vacuum pump selection ensures optimal chamber performance for various applications.

vacuum pump

How Are Vacuum Pumps Different from Air Compressors?

Vacuum pumps and air compressors are both mechanical devices used to manipulate air and gas, but they serve opposite purposes. Here’s a detailed explanation of their differences:

1. Function:

– Vacuum Pumps: Vacuum pumps are designed to remove or reduce the pressure within a closed system, creating a vacuum or low-pressure environment. They extract air or gas from a chamber, creating suction or negative pressure.

– Air Compressors: Air compressors, on the other hand, are used to increase the pressure of air or gas. They take in ambient air or gas and compress it, resulting in higher pressure and a compacted volume of air or gas.

2. Pressure Range:

– Vacuum Pumps: Vacuum pumps are capable of generating pressures below atmospheric pressure or absolute zero pressure. The pressure range typically extends into the negative range, expressed in units such as torr or pascal.

– Air Compressors: Air compressors, on the contrary, operate in the positive pressure range. They increase the pressure above atmospheric pressure, typically measured in units like pounds per square inch (psi) or bar.

3. Applications:

– Vacuum Pumps: Vacuum pumps have various applications where the creation of a vacuum or low-pressure environment is required. They are used in processes such as vacuum distillation, vacuum drying, vacuum packaging, and vacuum filtration. They are also essential in scientific research, semiconductor manufacturing, medical suction devices, and many other industries.

– Air Compressors: Air compressors find applications where compressed air or gas at high pressure is needed. They are used in pneumatic tools, manufacturing processes, air conditioning systems, power generation, and inflating tires. Compressed air is versatile and can be employed in numerous industrial and commercial applications.

4. Design and Mechanism:

– Vacuum Pumps: Vacuum pumps are designed to create a vacuum by removing air or gas from a closed system. They may use mechanisms such as positive displacement, entrapment, or momentum transfer to achieve the desired vacuum level. Examples of vacuum pump types include rotary vane pumps, diaphragm pumps, and diffusion pumps.

– Air Compressors: Air compressors are engineered to compress air or gas, increasing its pressure and decreasing its volume. They use mechanisms like reciprocating pistons, rotary screws, or centrifugal force to compress the air or gas. Common types of air compressors include reciprocating compressors, rotary screw compressors, and centrifugal compressors.

5. Direction of Air/Gas Flow:

– Vacuum Pumps: Vacuum pumps draw air or gas into the pump and then expel it from the system, creating a vacuum within the chamber or system being evacuated.

– Air Compressors: Air compressors take in ambient air or gas and compress it, increasing its pressure and storing it in a tank or delivering it directly to the desired application.

While vacuum pumps and air compressors have different functions and operate under distinct pressure ranges, they are both vital in various industries and applications. Vacuum pumps create and maintain a vacuum or low-pressure environment, while air compressors compress air or gas to higher pressures for different uses and processes.

China OEM High Quality Stainless Steel Pump 2sk Series Double Stage Water /Liquid Vacuum Pumps   a/c vacuum pump		China OEM High Quality Stainless Steel Pump 2sk Series Double Stage Water /Liquid Vacuum Pumps   a/c vacuum pump
editor by CX 2024-04-04

China wholesaler Single Double Stage Liquid Water-Ring Vacuum Pump Boosters Roots Rotary Van Piston Pump vacuum pump ac

Product Description

 

Product Description

SK series water ring vacuum spring and compressor is used to suck or compress air and other non-corrosive, insoluble in water, does not contain CHINAMFG particles of the gas body, in order to form a vacuum and pressure in a closed container, suction gas allowed to mix a small amount of liquid.

Scope of application

SK water ring vacuum pumps and compressors are widely used in machinery, petrochemical, pharmaceutical, food, sugar industry and electronic fields. Because in the working process, the gas compression process is isothermal, so in the compression and patting explosive gas, not prone to danger, so its application more widely.

Product Parameters

Model Pumping capacity(fTp/min) Limit pressure of vacuum pump Motor power (KW) Pump RPM(r/m) Compressor pressure Caliber (mm)
Max. Suction pressure is 0.041 MPa mmHg MPa Vacuum pump Compressor In Out
SK-0.15 0.15 0.135 -650 -0.087 0.55 1 2860 / G3/4″ G3/4″
SK-0.4 0.4 0.36 -650 -0.087 1.5 1 2860 1 G1″ G1″
SK-0.8 0.8 0.72 -650 -0.087 2.2 1 2860 1 G1″ G1″
SK-1.5B 1.5 1.35 -680 -0.091 4 1 2860 / G1 1/4″ G1 1/4″
SK-1.5 1.5 1.35 -680 -0.091 4 4 1440 0-0.1 70 70
SK-3 3 2.8 -700 -0.093 5.5 7.5 1440 0-0.1 70 70
SK-6 6 5.4 -700 -0.093 11 15 1460 0-0.1 80 80
SK-9 9 8.1 -700 -0.093 15 22 970 0-0.1 80 80
SK-12 12 10.8 -700 -0.093 18.5 30 970 980 0-0.1 80 80
SK-15 15 13.5 -700 -0.093 30 45 980 0-0.1 80 80
SK-20 20 18 -700 -0.093 37 55 740 0-0.1 150 150
SK-30 30 27 -700 -0.093 55 75 740 0-0.1 150 150
SK-42 42 37.8 -700 -0.093 75 1 740 1 150 150
SK-60 60 54 -700 -0.093 90 1 590 1 250 250
SK-85 85 76.5 -700 -0.093 132 1 590 1 250 250
SK-120 120 108 -700 -0.093 185 1 490 1 300 300

Noted:
1. Intramuscular values are derived under the following conditions:
Atmospheric pressure 0.1013MPa
The water temperature is 15°C
The air temperature is 20°C
Relative humidity of gas 70%
2. The deviation of pumping volume is not more than ±10%
 

Detailed Photos

 

Customer usage display

 

Certifications

Factory overview

 

 

Warehouse overview

 

  /* 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

After-sales Service: Online
Warranty: 1 Years
Oil or Not: Oil Free
Structure: Rotary Vacuum Pump
Exhauster Method: Kinetic Vacuum Pump
Vacuum Degree: Low Vacuum
Customization:
Available

|

roots vacuum pump

How Do You Select the Right Size Roots Vacuum Pump for a Specific Application?

Selecting the right size Roots vacuum pump for a specific application requires careful consideration of various factors. Here’s a detailed explanation:

1. Determine the Required Pumping Speed: The pumping speed is a crucial parameter that indicates the volume flow rate of gas that the Roots vacuum pump can handle. To select the right size pump, you need to determine the required pumping speed for your application. Consider factors such as the volume of the system being evacuated, the gas load, and the desired evacuation time. The required pumping speed will help narrow down the options and identify pumps that can meet your application’s demands.

2. Consider the Ultimate Vacuum Level: The ultimate vacuum level is the lowest pressure that the Roots vacuum pump can achieve under ideal conditions. Different applications have varying vacuum level requirements. Determine the desired ultimate vacuum level for your application, keeping in mind factors such as the sensitivity of the process, the presence of moisture or contaminants, and the specific requirements of the downstream equipment or processes. Ensure that the selected pump can reach the required vacuum level.

3. Evaluate Gas Composition and Characteristics: The composition and characteristics of the gas being pumped are essential considerations. Some gases, such as condensable vapors or corrosive gases, may require special pump features or materials to ensure efficient and safe operation. Consider the gas composition, including its chemical properties, temperature, and any potential challenges it may pose to the pump’s performance or longevity. Consult the pump manufacturer or specialist for guidance on selecting a pump suitable for handling the specific gas or gas mixture in your application.

4. Account for System Constraints and Operating Conditions: Assess the system constraints and operating conditions that may impact the pump’s performance. Factors such as the available space for the pump, power supply requirements, cooling options, and noise limitations should be taken into consideration. Additionally, consider any specific operating conditions such as temperature extremes, high-altitude operation, or continuous-duty requirements. Ensure that the selected pump is compatible with the system constraints and can operate reliably under the anticipated operating conditions.

5. Consult Manufacturer Specifications and Performance Curves: Review the manufacturer’s specifications and performance curves for the Roots vacuum pumps under consideration. These documents provide detailed information about the pump’s capabilities, operating ranges, and performance characteristics. Pay attention to parameters such as pumping speed, ultimate vacuum level, power requirements, and any specific features or limitations. Compare the specifications with your application requirements to identify pumps that align with your needs.

6. Seek Expert Advice: If you are unsure about the pump selection process or have complex application requirements, it is recommended to seek advice from pump manufacturers or specialists. They can provide valuable insights, recommend suitable pump models, and assist in evaluating your specific application needs.

7. Consider Future Expansion and Flexibility: When selecting a Roots vacuum pump, consider the potential for future expansion or changes in your application. If there is a possibility of increased gas load or system requirements in the future, it may be advantageous to select a slightly larger pump to accommodate potential growth and ensure long-term suitability.

In summary, selecting the right size Roots vacuum pump involves determining the required pumping speed, considering the ultimate vacuum level, evaluating gas composition and characteristics, accounting for system constraints and operating conditions, consulting manufacturer specifications, and seeking expert advice when needed. By carefully considering these factors, you can choose a Roots vacuum pump that meets the specific requirements of your application, ensuring efficient and reliable operation.

roots vacuum pump

Can Roots Vacuum Pumps Be Used for Vacuum Distillation?

Yes, Roots vacuum pumps can be used for vacuum distillation in certain applications. Here’s a detailed explanation:

Vacuum distillation is a process used to separate and purify components of a liquid mixture by exploiting the difference in boiling points under reduced pressure. By operating at lower pressures, the boiling points of the components are decreased, allowing for more selective evaporation and separation. Vacuum distillation is commonly employed in industries such as petrochemical, pharmaceutical, and chemical manufacturing.

Roots vacuum pumps can play a role in vacuum distillation processes by assisting in the creation and maintenance of the required vacuum conditions. Although Roots vacuum pumps alone may not achieve the high vacuum levels necessary for certain applications, they are often used in combination with other vacuum pumps, such as rotary vane pumps or oil-sealed pumps, to create a hybrid pumping system.

In a typical setup, Roots vacuum pumps are utilized as the primary roughing pump in the distillation system. Their high pumping speed allows for efficient removal of large volumes of gas, reducing the pressure in the system and enabling the effective operation of subsequent stages. The Roots pump works by trapping and compressing the gas, creating a pressure differential that facilitates the evacuation of the system.

While Roots vacuum pumps are effective in generating rough vacuum levels, they may not be capable of achieving the very high vacuum levels often required for precise separation in vacuum distillation. Therefore, they are commonly used in conjunction with other vacuum pumps, such as oil-sealed pumps or molecular pumps, that are better suited for achieving and maintaining high vacuum levels.

It’s important to note that the selection and configuration of the vacuum pumps for vacuum distillation depend on various factors, including the desired vacuum level, the characteristics of the liquid mixture being distilled, and the specific requirements of the distillation process. The vacuum system needs to be carefully designed to ensure optimal performance and efficient separation.

In summary, while Roots vacuum pumps alone may not be sufficient for achieving the high vacuum levels required for vacuum distillation, they are commonly employed as part of a hybrid pumping system in conjunction with other vacuum pumps. Their high pumping speed and capability to handle large gas volumes make them valuable for creating the initial vacuum conditions in the distillation process.

China wholesaler Single Double Stage Liquid Water-Ring Vacuum Pump Boosters Roots Rotary Van Piston Pump   vacuum pump acChina wholesaler Single Double Stage Liquid Water-Ring Vacuum Pump Boosters Roots Rotary Van Piston Pump   vacuum pump ac
editor by CX 2024-04-03