Dust filter can effectively prevent solid particles and dust, the substance is sucked inside the machine affect operation of the pump, Dust filter in reducing pump wear while improving the reliability of operation of the pump, extend the service life of the pump. At the same time it can effectively protect the machine's internal system components, such as vacuum valve and vacuum table and so on. Dust filter requires regular cleaning and replacement of the suction gas according to the degree of contamination. Gas pressure difference generated by both sides of the dust filter, so the installation of filters on the machine will affect the machine reaches the limit vacuum. It must be worth noting that the dust filter cartridge can not be separated from the liquid substance. If you are interested in dust filter can feel free to contact me. Source: dust filter 

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