... PP 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 ... 37 42 44 Notes: The length of measured filter element is 125mm, the psid is 0.02MPa ... prefiltration for final precision filters pp filter cartridge for water treatment