PTFE Heat Shrinkable Sleeve,non-sticking,anti-corrosion,anti-abrasion,utraviolet resistance,light transmission,good dieletric PTFE heat shrinkable sleeve is made from PTFE resin and prepared by paste extruding and blowing technique. It has the properties of non-sticking, anti-corrosion, anti-abrasion, ultraviolet resistance and high ultraviolet light transmission, and also has good dielectric ...