This vacuum pump is a single-action radial suction and discharge structure, and its inside parts contacting with pump liquid and gas are made of engineering ceramic and various non-metallic minerals. It is characterized by high gas rate and efficiency, steady running, reliable and tight mechanical shaft seal, and is widely used in pumping various corrosive gases in petroleum, chemical and other industries and also used in compression under low pressure.

Specifications:
1) Max. vacuum: -89 ~ -93kPa
2) Max. gas discharge: 3-9m3/min
3) Patent No.: ZL94229021.6