FEP DS618 series is a melt-processible copolymer of tetrafluoroethylene and hexafluoropropylene without additives that meets the requirements of ASTM D 2116. FEP DS618 series has good thermal stability, outstanding chemical inertness, good electrical insulation, non-aging characteristics, exceptional dielectric properties, low flammability, heat resistance, toughness and flexibility, low coefficient of friction, non-stick characteristics, negligible moisture absorption, and excellent weather resistance.DS618 series has high molecular weight resins of low melt index, with low extrusion temperature, high extrusion speed which is Энгийн FEP REEP-ийн 5-8 удаа.