Rotary vane vacuum pump is mainly composed of the stator, rotor, rotary, cover, spring and other parts.Its structure is the use of eccentric loading in rotor stator cavity (cylindrical rotor and the stator’s inner surface tangent the gap between the two is very small) and rotor slot against...

Liquid ring vacuum pump (hereinafter referred to as water ring pump) is a kind of roughing vacuum pump, the ultimate pressure it can obtain for single stage liquid ring pump is 2.66 ~ 9.31 kPa;For double stage liquid ring vacuum pump is 0.133 ~ 0.665 kPa.Water ring vacuum pump also can be used as...

Roots vacuum pump has a lot of advantages,  which can not be replaced by other vacuum pumps , its working temperature is no more than 50 ℃, if roots vacuum pump is working at low temperature, its pumping speed of gas will very fast, but he has a malpractice is cannot be used independently, there ...

Introduction:Water ring vacuum pump (hereinafter referred to as water ring pump) is a kind of coarse vacuum pump, it can get the limit of vacuum for 2000 ~ 4000 pa, pa series air ejector can reach 270 ~ 270.Water ring pump can be used as a compressor, also known as water ring compressor, belongs ...

Vacuum deaeration machine, also called (vacuum box, vacuum deaeration tank, the epoxy resin deaeration, LED deaeration machine, vacuum machine, vacuum bubble machine, etc.)working principle as follows: Vacuum deaeration machine should be used with vacuum pump, can completely off process of bubbl...

First , foreword   Under the stress state of evaporation experiment began in the seventeenth century, to the middle of the nineteenth century vacuum technology has been widely used in petrochemical field. Later with the development of vacuum technology and dry technology which will use vacuu...

Several common use vacuum pumps and its advantages and disadvantages: 1, The chemical industry often use several kinds of vacuum pumps,The common vacuum pump used on the chemical industry can be divided into variable volume simple type vacuum pump and jet vacuum pump, variable displacement pump i...

Rotary vane vacuum pump is not suitable for suction the air containing too much oxygen, explosive, corrosive gas dust, such as must be working in this kind of situation, the explosion-proof, anti-corrosion, dust and other corresponding measures. New pump or repair good pump should be separate ext...

Vacuum pump is a enormous quantity wide range of products is very big, but the production output is not high, but it is really a directly affect the vacuum equipment performance quality indispensable based products. Vacuum pump from/ultra high vacuum to coarse/low vacuum, its products can be divi...

Obtain the vacuum is happened  with the help of vacuum pump,Different types of vacuum pump will have certain working conditions and  working scope, when choosing a vacuum pump, should fully consider its features and specifications, and starting from the design system by the following four conditi...