... pipe machinedesigned for producing PVC pipeIt mainly includes1)single screw extruder,2)pipe extrusion die,3)vacuum calibrating water tank,4 ... )spray cooling water tank,5)hauling unit,6)cutting unit 7)stack unit. modelPE,PP,PVC 63PE,PP,PVC110pipe range(mm ... )cnMy Skype: liguo-xu pvc pipe extrusion line/single screw extruder