It is also called polytetrafluoroethylene (PTFE) sleeve. It was first made of polytetrafluoroethylene (PTFE) material. It has high temperature resistance (260 ° C), corrosion resistance, high insulation and excellent electrical properties. Teflon tube is form

There are two. FEP (polyperfluoroethylene propylene), PFA (soluble polyperfluoroethylene propylene). There are several types of materials for these two types of pipes. New materials, imported materials, and sub-brand materials. The raw materials