Series plastic pipe production line is mainly used in the manufacture of the plastic PVC pipes with various tube diameters and wall thickness in the aspects such as the agricultural and constructional plumbing,cable laying etc,This set is composed of the conical twin-screw extruder,vacuum forming table,dragger,cutter,stirring-up rack etc.The screw extruder and extractor adopt the import AC frequency control device. The vacuum pump and the electric vehicle motor employ the superior goods.The prime mover has the traction modes such as two-claw,three-claw,five-claw and so on.