... .12months quality guarantee 20 -800 PPR plastic pipe production line for all kinds of plastic pipes production, including PE, PP, ... PVC, PPR, etc. pipes production diameter 20-800mm Our plastic pipe production lines mainly include extruder, moulds(as per requests ... auxilliary machines, such as mixer, pipe belling machine, screw feeder, hopper dryer, etc. All electric components are from famous world ...