... high efficiency HDPE WATER SUPPLY PIPE EXTRUSION PLANT Application & CharacteristicThe product line of HDPE&MAPE flow pipe and Gas-fired pipe, which ... work continuously, The pipes that the production line produce, have a moderate rigidity and ... production etc. The outers adopt unique technique of opening flume, and water cooling ,in order to prevent pipes ,precision HDPE WATER SUPPLY PIPE extrusion ...