Vacuum pumps are generally used to remove dry gas in sealed containers, but in actual use, the gas is more or less mixed with impurities, affecting the service life of Vacuum Pumps, in order to solve this problem, the company has designed three pre-filters to effectively deal with the impact of conventional impurities on small rotary vane Vacuum Pumps. The three pre-filters have the same appearance and are equipped with different filter elements to treat dust, oil and water vapor respectively before the pump. Customers can choose according to the impurities contained in the gas.
This pre-filter is suitable for pumping speed≤6L/s small rotary vane Vacuum Pump
Please use our special filter element
The filter element should be cleaned or replaced in time according to the actual use
The use of a pre-filter will slightly affect the pumping speed and vacuum level