It is the first domestic plant to produce biodiesel by high pressure transesterification (SRCA) patent technology. High quality fatty acid methyl esters are obtained by vacuum distillation or vacuum flash evaporation. Fatty acid methyl ester is a mixture of high boiling point and heat sensitive c...

2BV vacuum pump of impeller form Impeller is one of the common parts of 2BV vacuum pump, which mainly plays the role of generating air volume. How many forms of impeller are there? 1. Closed impeller: composed of blade and front and back cover plate. The efficiency of closed impeller is higher. ...

With the development of science and technology, mechanical oil extraction plays a more and more important role in oil exploitation. Compared with the traditional manual operation, its technology is more mature, the operation is more convenient, and the performance is more stable. It plays an impo...

In today’s increasingly stringent environmental protection appeals, oil-free clean vacuum pump plays an important role in modern industry. The configuration of oil-free vacuum pump with other related equipment is directly related to whether the performance of oil-free vacuum pump can be eff...

Claw rotor dry mechanical vacuum pump (hereinafter referred to as claw pump) has two claw rotors in the pump shell. Similar to roots vacuum pump, the rotor is driven by a pair of synchronous high-precision gears and fixed phase. The profile of the rotor is composed of six sections of cycloid and ...

What is vacuum pump oil and what are its characteristics? Vacuum pump is a mechanical, physical, chemical or physical chemical method, to be pumped to the vessel to obtain vacuum equipment. Vacuum pump oil is a special lubricating oil for vacuum acquisition equipment. This oil is one of the impor...

Customers usually see some indications when using vacuum pump accessories. For example: KF, ISO, NW, CF, etc., how to distinguish them? 1. KF is a common sealing connection in daily vacuum system, which is mainly used in high vacuum system. The specifications range from kf10 to kf50. Generally, ...

How to regulate the capacity of vacuum unit in freezing monotone process In the process of freezing monotony, the commonly used vacuum equipment is the vacuum unit, the vacuum degree of this process will be particularly high, and the extracted gas contains water vapor or condensable gas, so it is...

Claw type vacuum pump is a claw type variable volume vacuum pump. It is very popular for its high recovery rate, energy saving and environmental protection. It can achieve the function of vacuumizing and gas-liquid separation through the operation of motor gear. The application way is very wide. ...

In nature, some gases belong to flammable and explosive gases, such as acetylene, so it is necessary to pay attention to safety issues for transportation. Based on the introduction of SSR series Roots blower and the design features of many foreign products, a new generation of high flow, efficien...