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.

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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