Using physical modification to improve PTFE property by adding some powder to produce tube profiled products. ... liquid media Sealing ring,filler and bearing,etc.6030Carbon fiber15Creep-resistant,tolerance set and anti-abrasionBearing and mechanical seal,gasket,etc.7040PPOB20Anti-abrasion ... part1531MoS25Low friction,creep-resistant and anti-abrasionMechanical and electrical industry ptfe filler tube