... filter cartridge: (1)Size: 10", 20",30",40" (2)Micron:1,5,10,20 micron (3)Weight: 110+g for 10 ... " (4)OD:63+/-1 mm PP filter cartridge is a kind of deep ... filter cartridge made of the textile fabric string ... (h)Cooking oils and vegetable oils prefiltration for final precision filters pp filter cartridge for water treatment