The pipe is mainly used to protect high pressure oil pipe,widely used in electric,wire,postal service and basic constructive of high way and seaport. The pipe has advantage of high strength, high tecacity, anti-corrosion, no transformation, easy to transfer and can be processed to any radian.

Because these advantages,it is the ideal product to replace iron and PVC pipe. Compared with double walls corrugated pipe machine, it wil cost low and easy to operation.