| It is mainly made up of Ni-Cr alloyed heating cord and silicon rubber high temperature insulating cloth. It heats quickly, and the temperature is uniform. It is easy to use and the safety life can reach 4 years. Usually please use it in extend of 0.4~0.8W/cm2 Technical parameters:1.Max temperature of insulant: 250℃2.Max temperature of use: 250℃3.insulation resistance: ≥5MΩ4.Compressive strength: 1500v/5s5.Power error: ±8% | 
