Shanghai Shenglongpan Electric Co., Ltd http://www.polyimide-china.com/ Polyimide film (PI) Polyimide film (PI) is outstanding in comprehensive Performance and maintains a unique position in commonly used electrical and electronic insulation films. It has superior heat resistance and cold endurance, keeping a normal operation characteristic even in a temperature range of -270 - +400℃.The properties of this material in aspects like electrical insulation, radiation hardening, corrosion prevention and self-lubrication are also excellent. For these reasons you will find its wide application in various kinds of motors, electrical apparatus and wires and cables to be used under extreme conditions and need high operational reliability. Among them are planes, space crafts, nuclear industries, nuclear submarines, electric locomotives, petrochemical industries, electronic chemicals like LCD and plasma electronics, mobile phones, computers and digital driving, etc. Our company is characteristic by extra-thick and extra-wide films except common used products.