CPVC power pipe is usually used as cable protection pipe, the product has high strength, good flexibility, high temperature resistance, corrosion resistance, flame retardant, good insulation, non-polluting, not easy to aging, lightweight, easy to construct and so on, and its performance indexes have been tested, identified and certified by the national and provincial testing, and have reached or exceeded the level of similar products in China. The performance of the product is much better than the traditional asbestos cable duct and ordinary PVC pipe, which is the ideal substitute for the traditional power cable sheath pipe.