PVC pipe extrusion machine is mainly used for the production of agricultural drains, building drains, gas pipeline and cable laying pipes, etc.. The production line is composed of a single screw extruder, pipe extrusion die, vacuum calibration tank, spray cooling tank, haul-off unit, cutting unit, stacker composition. The PVC pipe making machine adopts imported electrical components configuration, selection of Siemens industrial computer control unit and reliable performance, high production efficiency. Machine easy to operate, simple to maintain, and reached the international advanced level.