In the plastic pipes, the usage amount of PVC pipe has been far ahead, due to its heat resistance, toughness and ductility, is widely used in water supply and drainage pipe, electrical conduit, cable jacket conduit and so on. This PVC pipe production line was self-developed by our company, that is composed by twin-screw extruder, vacuum forming machine, traction machine, cutting machine and overturn rack, etc. The screw extruder and traction machine adopt imported AC frequency control device, and the vacuum pump and traction motor are also high-quality products. The tractor has two claws, three claws, four claws, six claws, eight claws and other modes of traction; The saw cutting or planetary type cutting is available; Full automatic computer control, reliable performance. According to customer demand, can equipped with special device to produce inner wall spiral tube and inner wall hollow tube, etc. The supporting planetary type cutting machine adopts fully automatic computer control, that reached the international advanced level.