China Good quality Value Vacuum Pump vacuum pump

Product Description

Product Description :

Brief Description of vacuum pump

2XZ-2 vacuum pump is a double stage high speed direct coupling structure rotary vane type vacuum pump, which is the basic equipment used to pump gas of the sealing container. Its air bleed speed is 2L/s(50Hz), 2.4L/s(60Hz); partial pressure≤6×10-2 Pa; motor power is 0.37kw; oil volume is 1L. Pump cavity is provided with a rotor, the rotor slot with rotary vane. The rotor drives the rotary vane rotation, the rotary vane close to the chamber wall and separated air inlet port from the discharge port, and the air inlet area of cavity volume is periodically enlarged and inhale, discharge chamber volume is periodically reduced and compressed gas, open the exhaust valve to exhaust gas and then to obtain vacuum. Its working performance is composed of 2 parts, the high level and low level. Its suction is connected with vacuum equipment, when in operation The gas in container will have a large number of suction and discharge, when the equipment got vacuum, high pressure grade exhaust valve is closed, high-pressure grade inlet gas will be transferred to the second level, and through the second stage suction and discharge vacuum equipment, it can obtain a certain vacuum. Pump connecting shaft with motor, high speed, small appearance, compact structure, convenient mobility work.

1. Pumping rate: 0.25~30L/s
2. Gas type: Clean dry air without any other mixture at ambient temperature.
3. Working requirements: 
When the inlet pressure is greater than 6500Pa, continuous working hours must not be more than 3 minutes so that avoid fuel injection to damage pump.When the inlet pressure is less than 1330pa, it is allowed to work continuously for a long time.
4. Ambient temperature:5ºC-40ºC, the relative temperature is not higher than 90%.

Technical Parameter 

2XZ-0.25 2XZ-0.5 2XZ-1 2XZ-2 2XZ-4 2XZ-6 2XZ-8 2XZ-15 2XZ-25
Air bleed speed m³/h(L/s) 50HZ 0.9(0.25) 1.8(0.5) 3.6(1) 7.2(2) 14.4(4) 21.6(6) 28.8(8) 54(15) 90(25)
60HZ 1.1(0.3) 2.1(0.6) 4.3(1.2) 8.6(2.4) 17.2(4.8) 26(7.2) 34.5(9.6) 64.8(18) 108(30)
Extreme pressure(Pa) partial pressure ≤6×10-1 ≤6×10-2 ≤6×10-2 ≤6×10-2 ≤6×10-2 ≤4×10-2 ≤4×10-2 ≤4×10-2 ≤4×10-2
full pressure ≤6.5 ≤1.33 ≤1.33 ≤1.33 ≤1.33 ≤1 ≤1 ≤1 ≤1
Rotating speed(r/min) 50HZ 1400 1400 1400 1400 1400 1400 1400 1400 1400
60HZ 1720 1720 1720 1720 1720 1720 1720 1720 1720
Motor power(kw) 0.12 0.18 0.25 0.37 0.55 0.75 1.1 1.5 2.2
Noise(dBA) 63 65 65 68 68 68 70 70 72
Oil vilume (L) 0.5 0.6 0.7 1 1.2 2 3 4 5
Size(mm) 403*130*240 447*168*260 469*168*260 514*168*282 565*168*282 565*200*342 650*240*430 700*240*430 770*240*430
G.W./N.W.(Kg) 16/15 17/16 18/17 22/20 24/22 50/40 70/60 86/75 98/85


Corollary Equipment

1. 2XZ-2 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.
2. 2XZ-2 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.
3. 2XZ-2 Rotary Vane Vacuum Pump corollary use with vacuum crucible CHINAMFG to pump vacuum, they mainly used for the sintering, melting and analysis of metal, nonmetal and chemical compound.

Recommending Styles


Q: What kind of gas is not suitable for 2XZ-2 of rotary vane vacuum pump to pump out?

A: Corrosive to the metal, the chemical reaction to the pump oil, containing particles of dust, high oxygen content, explosive, and toxic gases.

Q: The working environment of 2XZ-2 refrigeration vacuum pump?

A: 5ºC-40ºC, the relative temperature is not higher than 90%. When the inlet pressure is less than 1333pa, it is allowed to work continuously for a long time.

Q: What is the payment terms?

T/T, Paypal, Western Union, Ali credit insurance, L/C etc

  /* 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

Oil or Not: Oil
Structure: Rotary Vacuum Pump
Exhauster Method: Kinetic Vacuum Pump
Vacuum Degree: Vacuum
Work Function: Maintain the Pump
Rotating Speed(R/Min): 1400
US$ 250/Piece
1 Piece(Min.Order)


vacuum pump

What Is the Impact of Altitude on Vacuum Pump Performance?

The performance of vacuum pumps can be influenced by the altitude at which they are operated. Here’s a detailed explanation:

Altitude refers to the elevation or height above sea level. As the altitude increases, the atmospheric pressure decreases. This decrease in atmospheric pressure can have several effects on the performance of vacuum pumps:

1. Reduced Suction Capacity: Vacuum pumps rely on the pressure differential between the suction side and the discharge side to create a vacuum. At higher altitudes, where the atmospheric pressure is lower, the pressure differential available for the pump to work against is reduced. This can result in a decrease in the suction capacity of the vacuum pump, meaning it may not be able to achieve the same level of vacuum as it would at lower altitudes.

2. Lower Ultimate Vacuum Level: The ultimate vacuum level, which represents the lowest pressure that a vacuum pump can achieve, is also affected by altitude. As the atmospheric pressure decreases with increasing altitude, the ultimate vacuum level that can be attained by a vacuum pump is limited. The pump may struggle to reach the same level of vacuum as it would at sea level or lower altitudes.

3. Pumping Speed: Pumping speed is a measure of how quickly a vacuum pump can remove gases from a system. At higher altitudes, the reduced atmospheric pressure can lead to a decrease in pumping speed. This means that the vacuum pump may take longer to evacuate a chamber or system to the desired vacuum level.

4. Increased Power Consumption: To compensate for the decreased pressure differential and achieve the desired vacuum level, a vacuum pump operating at higher altitudes may require higher power consumption. The pump needs to work harder to overcome the lower atmospheric pressure and maintain the necessary suction capacity. This increased power consumption can impact energy efficiency and operating costs.

5. Efficiency and Performance Variations: Different types of vacuum pumps may exhibit varying degrees of sensitivity to altitude. Oil-sealed rotary vane pumps, for example, may experience more significant performance variations compared to dry pumps or other pump technologies. The design and operating principles of the vacuum pump can influence its ability to maintain performance at higher altitudes.

It’s important to note that vacuum pump manufacturers typically provide specifications and performance curves for their pumps based on standardized conditions, often at or near sea level. When operating a vacuum pump at higher altitudes, it is advisable to consult the manufacturer’s guidelines and consider any altitude-related limitations or adjustments that may be necessary.

In summary, the altitude at which a vacuum pump operates can have an impact on its performance. The reduced atmospheric pressure at higher altitudes can result in decreased suction capacity, lower ultimate vacuum levels, reduced pumping speed, and potentially increased power consumption. Understanding these effects is crucial for selecting and operating vacuum pumps effectively in different altitude environments.

vacuum pump

How Do Vacuum Pumps Contribute to Energy Savings?

Vacuum pumps play a significant role in energy savings in various industries and applications. Here’s a detailed explanation:

Vacuum pumps contribute to energy savings through several mechanisms and efficiencies. Some of the key ways in which vacuum pumps help conserve energy are:

1. Improved Process Efficiency: Vacuum pumps are often used to remove gases and create low-pressure or vacuum conditions in industrial processes. By reducing the pressure, vacuum pumps enable the removal of unwanted gases or vapors, improving the efficiency of the process. For example, in distillation or evaporation processes, vacuum pumps help lower the boiling points of liquids, allowing them to evaporate or distill at lower temperatures. This results in energy savings as less heat is required to achieve the desired separation or concentration.

2. Reduced Energy Consumption: Vacuum pumps are designed to operate efficiently and consume less energy compared to other types of equipment that perform similar functions. Modern vacuum pump designs incorporate advanced technologies, such as variable speed drives, energy-efficient motors, and optimized control systems. These features allow vacuum pumps to adjust their operation based on demand, reducing energy consumption during periods of lower process requirements. By consuming less energy, vacuum pumps contribute to overall energy savings in industrial operations.

3. Leak Detection and Reduction: Vacuum pumps are often used in leak detection processes to identify and locate leaks in systems or equipment. By creating a vacuum or low-pressure environment, vacuum pumps can assess the integrity of a system and identify any sources of leakage. Detecting and repairing leaks promptly helps prevent energy wastage associated with the loss of pressurized fluids or gases. By addressing leaks, vacuum pumps assist in reducing energy losses and improving the overall energy efficiency of the system.

4. Energy Recovery Systems: In some applications, vacuum pumps can be integrated into energy recovery systems. For instance, in certain manufacturing processes, the exhaust gases from vacuum pumps may contain heat or have the potential for energy recovery. By utilizing heat exchangers or other heat recovery systems, the thermal energy from the exhaust gases can be captured and reused to preheat incoming fluids or provide heat to other parts of the process. This energy recovery approach further enhances the overall energy efficiency by utilizing waste heat that would otherwise be lost.

5. System Optimization and Control: Vacuum pumps are often integrated into centralized vacuum systems that serve multiple processes or equipment. These systems allow for better control, monitoring, and optimization of the vacuum generation and distribution. By centralizing the vacuum production and employing intelligent control strategies, energy consumption can be optimized based on the specific process requirements. This ensures that vacuum pumps operate at the most efficient levels, resulting in energy savings.

6. Maintenance and Service: Proper maintenance and regular servicing of vacuum pumps are essential for their optimal performance and energy efficiency. Routine maintenance includes tasks such as cleaning, lubrication, and inspection of pump components. Well-maintained pumps operate more efficiently, reducing energy consumption. Additionally, prompt repair of any faulty parts or addressing performance issues helps maintain the pump’s efficiency and prevents energy waste.

In summary, vacuum pumps contribute to energy savings through improved process efficiency, reduced energy consumption, leak detection and reduction, integration with energy recovery systems, system optimization and control, as well as proper maintenance and service. By utilizing vacuum pumps efficiently and effectively, industries can minimize energy waste, optimize energy usage, and achieve significant energy savings in various applications and processes.

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 Good quality Value Vacuum Pump   vacuum pump	China Good quality Value Vacuum Pump   vacuum pump
editor by CX 2024-03-03


Leave a Reply

Your email address will not be published. Required fields are marked *