Feature of oil lubrication ,grease lubrication and magnetic levitation molecular pump: Molecular pump is a vacuum pump that transfer momentum to the gas molecules by high-speed rotation of the rotor to get directional speed, gas molecules will be compressed and was driven to the exhaust port. The...

In recent years, domestic and foreign manufacturers have spectrometer will be incorporated into the oil-free scroll vacuum pump products popular attention in the mass spectrometer. Mass spectrometer is used to measure and analyze the gas composition, are industrial and academic research and devel...