... on 3.good quality,low price Characteristic of the products PTFE extruded tube is made by plunger extrusion of suspension polymerized ... existing plastics, PTFE has the best corrosion-resistance and dielectricity.Use of the products Lead insulating sleeve, corrosion-resistant pipe, and corrosion ... , Thickness (mm): 1.0-25.0, Length(mm):>4000; pure molded PTFE Tube