Some of the chemical production process, often need to be at less than atmospheric pressure. Vacuum is an absolute pressure lower than atmospheric machinery and equipment. Many structural type vacuum pump, hereby the chemical commonly used in several types of vacuum pumps are described below. 1. ...

How to do when the liquid ring vacuum pump corrosion in the chemical industry Vacuum device used in the chemical industry are often subject to corrosion, which gives the liquid ring vacuum pump to bring a lot of problems, corrosion resistance of the pump will bring damage, serious can not be prod...

Liquid ring vacuum pumps market positioning Throughout the development of the market potential for liquid ring vacuum pumps, scalability is relatively large, after so many years of use, the water pump has been standing in front of several products in the field of vacuum, which also proved its hig...

what will affect the performance of the liquid ring pump In liquid ring vacuum pumpsare easy to get because of the water, cheap, not high viscosity (and thus less power loss), non-corrosive to the pump, and the general effect of any chemical used for air suction or pressure feed media does not oc...

Detailed design of rotary vane vacuum pumps and pumping speed improvements Rotary vane vacuum pump is designed to improve the presentation trends: 1, material selection To increase the speed of rotary vane vacuum pump to reduce wear, reduce temperature to ensure proper performance of the pump, th...

What is rotary vane pump characteristics and application scope Feature of the rotary vane vacuum pump 1. Small size, light weight, low noise; 2. The town has a gas valve, a small amount of water vapor can be exhausting; at an ambient temperature of five degrees Celsius to forty degrees Celsius, l...

Rotary vane vacuum pump play a important role in the working process Rotary vane mechanical vacuum pump plays an important role in the process: from the intake port into the gas suction and compression is sucked into the gas, there by discharging the pump. Achieve the pumped gas is evacuated from...

How to solve the H-150 rotary piston vacuum pump oil spill promble When you meet the rotary piston vacuum pump oil leakage promble,how to solve it ? please find answers as follow: Oil spill: Check seals, each sealing parts, adjustments or replaced. 3 Noise: abnormal noise: check whether objects h...

Choose what kind of vacuum pump in coal mining industry?  In coal mines is generally used 2BV liquid ring vacuum pump , available to ultimate vacuum of 3300Pa, within tens of seconds to start the pumps, drainage arrangement shown in Figure 1. The water ring vacuum pump is an axial single-acting s...

Through the analysis of the causes of the accident , and in order to effectively eliminate the vacuum exhaust pipe fulmination phenomenon, adopted a series of safety precautions. 1, the filter In the vacuum pump to draw air in the process, there will be some small amount of material and to the re...