20mm-630mm series PVC pipe extrusion line is mainly used in the maufacture of plastic PVCpipes with various diameters and wall thickness used in the industries such as agricultural and constructional plumbing, cable laying etc. This line is composed of conical tein-screw extruder, vacuum calibration tank, haul-off, cutter and stake etc. The extruder and haul-off adopt inported AC frequency control device, vauum pump and haul-off motors adopt high-quality products. The haul-off methods are two-claw, three-claw, four-claw, six-claw, eight-claw, ten-claw, tweleve-claw etc. You may choose saw blade cutting type or planetary cutting type. It is additionally attached eith length counter and intensifying device. This line is of reliable performance and high production efficiency. Our company can also maufacture special pipe production lines, e. G. Spiral silencing pipe core foaming pipe according to your requirements.