For many years right now Roots Roots Vacuum Pump china vacuum pumps have already been well established in the 
region of vacuum technology. In mixture with backing pumps, which compress against the atmosphere, these pumps offer plenty of advantages.
Features:
The main benefit of roots vacuum pump is a higher pumping speed at the lower inlet pressure with high ultimate vacuum. Because the pump running parts haven’t any contact, such as rotors and the finish cover, therefore the pump functionality can be stable and long service time. zero-maintenance cost
Applications:
They’re widely used in vacuum smelting, vacuum welding, vacuum casting, vacuum coating, vacuum drying, vacuum dynamic experiment and chemical substance pharmaceutical, electric vacuum gadget manufacturing industries.
Because of the chemical, pharmaceutical and various other industries require large vapor degassing capablity. the sealing framework of roots vacuum pump chamber and the bearing chamber has improved, which significantly reducing the bearing cavity and equipment cavity oil emulsification. Therefore, roots vacuum pump is usually more ideal for pumping large quantities of drinking water vapor and solvent with drinking water ring vacuum pump.