China Good quality Liquid/Water Vacuum Pumps Plus Roots Vacuum Pumps Unit Customized supplier

Product Description


Product Description

2BE1 series water ring vacuum pump is a high-efficiency and energy-saving product researched and developed by our company in combination with the advanced technology of imported products. This series of vacuum pump is a single machine single action structure, which has the advantages of simple structure, convenient maintenance, reliable operation, high efficiency and energy saving. It is usually used to suck air or other gases that are insoluble in water, free of CHINAMFG particles and corrosive, so as to form a certain vacuum in a closed container. Equipped with explosion-proof motor, which can suck flammable and explosive gases. The pump body is made of corrosion-resistant materials or special materials after corrosion-resistant treatment, which can pump corrosive gases to a certain extent.
2BE1 series water ring vacuum pumps are widely used in petrochemical, light industry, chemical industry, pharmaceutical, papermaking, metallurgy, building materials, electrical appliances, food, coal washing, mineral processing, chemical fertilizer and other industries

Our Advantages

1. The impeller is made of nodular cast iron or steel plate welding, and the pump body is made of steel plate, which fully ensures the stability of the impeller and the whole machine under various harsh conditions, and greatly improves the service life of 2BE1 vacuum pump.

2. The shaft sleeve is made of high chromium stainless steel, which increases the service life of the vacuum pump by 5 times compared with the ordinary material.

3. The belt pulley (belt drive) adopts standard high-precision taper sleeve belt pulley, which has reliable operation, convenient disassembly and longer service life of the belt.

4. The coupling (direct drive) adopts standard high-strength elastic coupling, and the elastic elements are made of polyurethane, which can operate stably and reliably and prolong the service life of the equipment.

5. The bearings are imported bearings and the best bearings in China, which ensure the precise positioning of the impeller of 2BE1 vacuum pump and high stability during operation, low vibration and low noise, and ensure the long-term stable operation of the vacuum pump.

6. Mechanical seals (optional parts) are the best imported and domestic products, which fully ensure that the vacuum pump has no leakage during long-term operation and provide the best guarantee for the stable operation of the vacuum pump.

7. Linear cavity design ensures the best pumping effect.

8. The unique top mounted gas-water separator saves space, makes installation more convenient, and effectively reduces noise.

Product Parameters


Type revolution ( transmission way) r/min Maximum shaft power kW motor power kW motor model Ultimate vacuumcPa Maximum air valume m3/h Pump weight kg
  1100 (belt) 7.2 11 Y160M-4   300 428
  1300 (belt) 9.2 11 Y160M-4   360 444
2BE1 151 1450 (direct connection) 10.8 15 Y160L-4 3300 405 469
  1625 (belt) 13.2 15 Y160L-4   445 469
  1750 (belt) 14.8 18.5 Y180M-4   470 503
  1100 (belt) 8.3 11 Y160M-4   340 437
  1300 (belt) 10.5 15 Y160L-4   415 481
2BE1 152 1450 (direct connection) 12.5 15 Y160L-4 3300 465 481
  1625 (belt) 15 18.5 Y180M-4   510 515
  1750 (belt) 17.2 22 Y180L-4   535 533
  1100 (belt) 10.6 15 Y160L-4   445 480
  1300 (belt) 13.6 18.5 Y180M-4   540 533
2BE1 153 1450 (direct connection) 16.3 18.5 Y180M-4 3300 600 533
  1625 (belt) 19.6 22 Y180L-4   660 551
  1750 (belt) 22.3 30 Y200L-4   700 601
  970 (direct connection) 17 22 Y200L2-4   760 875
  790 (belt) 14 18.5 Y180M-4   590 850
2BE1 202 880 (belt) 16 18.5 Y180M-4 3300 670 850
1100 (belt) 22 30 Y200L-4 850 940
  1170 (belt) 25 30 Y200L-4   890 945
  1300 (belt) 30 37 Y225S-4   950 995
  970 (direct connection) 27 37 Y250M-6   1120 1065
  790 (belt) 20 30 Y200L-4   880 995
2BE1 203 880 (belt) 23 30 Y200L-4 3300 1000 995
1100 (belt) 33 45 Y225M-4 1270 1080
  1170 (belt) 37 45 Y225M-4   1320 1085
  1300 (belt) 45 55 Y250M-4   1400 1170
  740 (direct connection) 38 45 Y280M-8   1700 1693
  558 (belt) 26 30 Y200L-4   1200 1460
2BE1 252 660 (belt) 31.5 37 Y225S-4 3300 1500 1515
832 (belt) 49 55 Y250M-4 1850 1645
  885 (belt) 54 75 Y280S-4   2000 1805
  938 (belt) 60 75 Y280S-4   2100 1805
  740 (direct connection) 54 75 Y315M-8   2450 2215
  560 (belt) 37 45 Y225M-4   1750 1695
  660 (belt) 45 55 Y250M-4   2140 1785
2BE1 253 740 (belt) 54 75 Y280S-4 3300 2450 1945
792 (belt) 60 75 Y280S-4 2560 1945
  833 (belt) 68 90 Y280M-4   2700 2055
  885 (belt) 77 90 Y280M-4   2870 2060
  938 (belt) 86 110 Y315S-4   3571 2295

Detailed Photos

Water ring pump


Vacuum pump is used in the field of chemical and pharmaceutical factory

General Manager Speech

Deeply cultivate the vacuum technology, and research,develop and manufacture the vacuum equipment to provide the best solution in the vacuum field and make the vacuum application easier.

Company Profile

ZheJiang Kaien Vacuum Technology Co., Ltd. is a high-tech enterprise integrating R & D, production and operation of vacuum equipment. The company has strong technical force, excellent equipment and considerate after-sales service. The product manufacturing process is managed in strict accordance with IS09001 quality system. It mainly produces and sells screw vacuum pump, roots pump, claw vacuum pump, runoff vacuum pump, scroll pump, water ring vacuum pump, vacuum unit and other vacuum systems.

 New plant plHangZhou

The company’s products have been for a number of food, medicine, refrigeration, drying plants and a number of transformer related equipment manufacturers for vacuum equipment. The products are widely used in vacuum drying and dehydration, kerosene vapor phase drying, vacuum impregnation, vacuum metallurgy, vacuum coating, vacuum evaporation, vacuum concentration, oil and gas recovery, etc.

 High precision machining equipment

The company cooperates with many scientific research institutions and universities, such as ZheJiang University, China University of petroleum, ZheJiang Institute of mechanical design, etc.with colleges and universities to research and develop core technologies, and owns dozens of independent intellectual property patents.Our technology is leading, the product quality is stable, the product has a good reputation in China’s domestic market, is sold all over the country, and is exported to Europe, America, Africa, the Middle East and Southeast Asia,We adhering to the basic tenet of quality, reputation and service, the company takes leading-edge technology of vacuum pump as its own responsibility, and wholeheartedly serves customers of vacuum equipment application in various industries with rigorous working attitude and professional working style.

Product quality wins consumer cooperationIn shipment ISO 9001 High tech enterprise certificate

 Welcome to send your needs, we will provide you with the best service,

provide the greatest help!!!

Warranty: One Year
Oil or Not: Oil Free
Structure: Screw
Exhauster Method: Entrapment Vacuum Pump
Vacuum Degree: High Vacuum
Work Function: Mainsuction Pump


roots vacuum pump

How Do Roots Vacuum Pumps Affect the Efficiency of Vacuum Systems in Various Industries?

Roots vacuum pumps have a significant impact on the efficiency of vacuum systems across various industries. Here’s a detailed explanation:

1. Enhanced Vacuum Level:

– High Pumping Speed: Roots vacuum pumps are known for their high pumping speed, which refers to the rate at which they can evacuate gas from a system. By quickly removing gas molecules, these pumps help achieve and maintain a lower pressure, resulting in an enhanced vacuum level within the system. This increased vacuum level is crucial in industries such as semiconductor manufacturing, where precise control of pressure is necessary for optimal processing conditions.

– Improved Evacuation Time: With their rapid gas pumping capability, Roots vacuum pumps significantly reduce the evacuation time required to reach the desired vacuum level. This efficiency is particularly important in industries where time-sensitive processes are involved, such as vacuum drying, degassing, or impregnation, allowing for faster production cycles and increased productivity.

2. Increased Throughput:

– Continuous Operation: Roots vacuum pumps are designed for continuous operation, enabling uninterrupted gas removal from the vacuum system. Their robust construction and oil-free operation make them reliable and suitable for demanding industrial applications. The ability to maintain a consistent vacuum level without frequent stops or downtime contributes to increased system throughput and overall efficiency.

– Handling Large Volumes: Roots pumps are capable of handling large gas volumes due to their displacement principle. This makes them well-suited for industries that require the evacuation of substantial amounts of gas, such as in chemical processing, pharmaceutical manufacturing, or vacuum packaging. By efficiently evacuating large volumes of gas, Roots vacuum pumps facilitate higher production rates and improved process efficiency.

3. Improved Process Control:

– Stable Vacuum Level: Roots vacuum pumps help maintain a stable vacuum level within the system, which is essential for precise process control. By swiftly removing gas molecules, these pumps prevent pressure fluctuations and ensure a consistent environment for various manufacturing processes. This is particularly crucial in industries like thin film deposition, where maintaining a stable vacuum is crucial for achieving uniform coating thickness and quality.

– Reduced Contamination: Roots vacuum pumps operate without lubricating oil in the pumping chamber, minimizing the risk of oil contamination in the vacuum system. This is particularly advantageous in industries such as electronics, semiconductor fabrication, or research laboratories, where even trace amounts of contaminants can adversely affect product quality or experimental results. By providing clean and oil-free vacuum, Roots pumps contribute to improved process control, reduced yield loss, and enhanced product reliability.

4. Energy Efficiency:

– Lower Power Consumption: Roots vacuum pumps are designed to operate efficiently, consuming lower power compared to other types of vacuum pumps. This energy efficiency is beneficial in industries where vacuum systems are continuously operated, such as in chemical processing plants or industrial manufacturing facilities. By reducing power consumption, Roots pumps help lower operational costs and contribute to sustainable and environmentally friendly practices.

– Heat Dissipation: Roots pumps generate less heat during operation compared to certain other vacuum pump types. This is advantageous in industries where temperature control is critical, such as in semiconductor fabrication or vacuum furnaces. The reduced heat generation minimizes the need for additional cooling measures, improving overall energy efficiency and reducing operational costs.

In summary, Roots vacuum pumps significantly impact the efficiency of vacuum systems in various industries. They enhance the vacuum level, increase system throughput, improve process control, and contribute to energy savings. By providing high pumping speed, quick evacuation time, continuous operation, stable vacuum levels, reduced contamination risk, lower power consumption, and efficient heat dissipation, Roots vacuum pumps play a crucial role in optimizing the performance and productivity of vacuum systems across industries.

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 Good quality Liquid/Water Vacuum Pumps Plus Roots Vacuum Pumps Unit Customized   supplier China Good quality Liquid/Water Vacuum Pumps Plus Roots Vacuum Pumps Unit Customized   supplier
editor by CX 2023-11-09