Graphite rod bushing,cartridge,ring,gasket,rod,tube,canister,sealing material,seal 1:blank & finished 2:with resin & antimony (carbon graphite bushing (rod) seal,cartridge,canister,pump seal,pump part,carbon graphite seal,pump seal,oil seal)Graphite's Characteristic :good corrosion resistance, high thermal conductivity, low co-efficient of friction, good self-lubrication, low co-efficient of ...