replacement pall high filter HFU620,HFU640,HFU660. pleated cartridge. crescent-shaped ... filter . High Flow filter is suited for applications such as cooling water, pre-RO, and resin trap filtration. It is a ... propylene Operating Conditions Maximum Operating Temperature: 82°C replacement part number: HFU620, HFU640, HFU660 replacement cartridge grade: UY020,UY045,UY100,UY200,UY400 ...