Features: 1) For water or gas transfer 2) High production efficiency 3) Auto operating system The production line mainly used in the production of HDPE silicon core pipe , the whole line is reasonable and easy to operate, a high degree of automation for the production line, reliable, high-speed production can be realized Integrated with three-layer co-extrusion,cooling and finalizing the design,drawing and winding,the production line is characterized by high automaticity,even plasticzation,long life,easy,operation and mainteance. So it is in chemical and construcion firmis good graces.