... .Water filter cartridge 2.PP membrane 3.On time delivery 4.With flange and flat 5.Experiencing 100% integrity test Water ... .65,1,3,5,10,20,30,60 µm Length: 4"Sealing material: Silastic, NBR, EPDM, VitonAirtight method: thermal bonding technique ... (um)0.10.20.450.65123510203060Flow rate(L/min)51540556065656770757880 4 inch Water Filter Cartridge For Waste Water Treatment