High Density polyethylene (Grade: for the insulating and jacketing of Telecommunication Cables) is used in the outer diameter coating.Duct Rodders will equipped with different size reel according to the length of rod. There are wheels on the reel, which make it convenient for moving.Light weight, durable, resistance to acid, alkali, aging resistant, corrosion resistant.High tensile strength and bending properties, which make it to go through narrow pipes easily.Good temperature adaptability, the product will not soften in hot weather / nor become brittle in cold weather. Its usability will not be affected by temperature.