HDPE pipe extrusion making machine is widely used in producing HDPE water supply pipes, gas supply pipes. It can make HDPE pipes with diameter from 16mm to 1600mm. With many years of plastic machinery development and design experience, this HDPE pipe extrusion line has the unique structure,the design is novel, the equipment entire line layout is reasonable, the control performance is reliable. By different requirement, this HDPE pipe line could be designed as multiply-layer pipe extrusion line.