... .Extrusion grade 5.High quality ,Big manufacture 1) product introduce:PTFE (Polytetrafluoroethene, commonly known as "non-stick coating" or "easy ... pipe coating.Used as engineering plastics, can be made PTFE tube, rod, strip, plate, film and so on. Generally used in ... , pottery and other surface anti-corrosion layer. Ring of PTFE, PTFE gasket, PTFE packing, etc. are widely used in various types of ...