... equip different conic twin screw extruder for making different size pipe. 3This pipe production line mainly includes: extruder, mould, vacuum calibration tank ... , spray cooling tank, haul-off, cutter, stacker. Technical Parameter: ModelPVC63PVC160PVC250PVC315PVC450PVC630Produced Pipe Specification(mm)16-6375-160125-250180-315200-450355-630Calibration length ...