How to purge the screw vacuum pump

The screw vacuum pump is an air pumping device that USES a pair of screws to perform reverse rotation at the same pace in the pump shell to provide suction and exhaust functions. It can be applied in the field with more dust. Therefore, it is a basic job to carry out purging of the screw vacuum pump How to purge the screw vacuum pump I. cleaning and purging Screw vacuum pump cleaning purge is mainly used to remove corrosive, harmful or thick substances, such as: tree esters. Clean and purge usually before stopping the pump, turn off the gate valve of the inlet of the screw vacuum pump, and run it for 20 ~ 30 minutes after filling the inlet with hydrogen or water steam, to purge the screw vacuum pump cavity screw, and clean the residual process steam or thick adhesive material on the surface of the cavity. Refrigeration purge Refrigeration purge is used to refrigerate the inner cavity of the screw stator and screw vacuum pump. Screw vacuum pump, air inlet into the p...