Plastic PVC 160mm-250mm drainage conduit water pipe belling machine It is mainly used in producing various diameters and wall-thickness of PVC pipes for agriculture and constructional plumbing, electrical conduit etc.1. Diameter: 16-800mm, 2. Output: 150-850kg/h, 3. Extrusion speed: 0.1-15m/min, 4. Installed power: 85-600kw Process material Hopper → PVC pipe extruder → marking line extruder → mould → calibrator → vacuum calibration tank → spray cooling water tank → printer → haul-off ...