... the cable diameter. 5, Burning smoke, non-toxic, inorganic insulating material "does not burn the body," it does not produce any ... up to 250 ℃. 7, Corrosion resistance, an organic insulating fire-resistant cables sometimes need to wear a plastic tube ... and reliability of grounding protection. 10, Long life, inorganic insulating materials, high temperature, and not aging, improve his life many ...