Dry mechanical vacuum pump (hereinafter referred to as dry mechanical pump) refers to the pump from the atmospheric pressure to start pumping gas, and can be pumped directly into the atmosphere, there is no oil or other working medium, and...

Oil-free vacuum pump refers to the vacuum pump chamber has no any medium (gas, liquid) mixed with the pumped medium, such as dry screw vacuum pump, dry rotary vane vacuum pump, scroll vacuum pump, Roots vacuum pump, claw vacuum pump, piston...

Dry screw vacuum pumps began to be used in the 1980s, initially in the semiconductor industry, and in the early 1990s in the chemical industry. Its main features are as follows: 1. No pollution to the process gas 2. No waste water is produc...

Dry screw vacuum pump is a technological product with very high technical content, which is mainly used in the vacuum process with high purity. The vacuum degree is very high, and it can adapt to the harsh working conditions. It has the abi...

(1) Application of screw vacuum pump in solvent recovery in pharmaceutical industry Apis using a solvent crystallization process are usually filtered, washed, and vacuum dried after crystallization. The moisture content in the material is u...

With the rapid development of vacuum pump technology, the original vacuum equipment and vacuum process system can not meet the new requirements of energy saving, high efficiency and environmental protection, especially the recovery of proce...