Rayflon is specialized in manufacturing all kinds of high quality Teflon® PTFE seals,Website:http://www.rayflon-seals.com, gaskets, washers, spacers, etc. Depending ... , MoS2Organic fillerPolyimide, Aromatic Polyester, Polypheylene SulfideShape and specifications:Gaskets come in many different designs based on exact application, chemical contact, physical ...