... inlet of the dust in the air, the pellet impurity equipmentMain application in screw air compressor, large generators, buses, building and ... and so onAdvantages1.Vertical type and horizontal type2.Overloaded, multilevel air inlet strainer 3.dust removal accuracy of 1 um 4 ... surface big5.long service life6. Metal net shell, not rust Atlas copco Air-Oil Separator backwashing primary filter element