... resistance: -40 C up to plus 250 C 2.Insulation,corrosion resistance SpecificationsHigh mechanical strength, good heat and ... insulative & di-electric properties. Dielectric constant 3-3.2 breaking down voltage: 20-50KV/MM; 6, Non-toxic, environmentally ... range of industries applications ,civil construction & transportation vehicles 2, Joint expansion, heat pneumatics tube in the electricity, chemical ...