... output, diverse product Qingdao Oulu Rubber Machinery Co., Ltd manufactures PVC/CPVC pipe production line. This machine is made up of conical (parallel) twin ... produce PVC pipe, CPVC pipe, UPVC pipe, inside wall spiral pipe, inside wall hollow pipe, sandwich layer foam pipe. This production line is the first choice for PVC/CPVC pipe production PVC/CPVC Pipe Production Line