The pipes produced by the production line has proper rigidity and strength,good flexibiltity,deformation resistance,etc. HDPE,MDPE Diameter Water Supply,Gas Supply Pipe Extrusion Production LineThe HDPE,MDPE Large Diameter Wter Supply Pipe,Gas Supply Pipe Extrsion Preoduction Line developed by our company has characteristics of unique structructure,high autmation,convinent operation,and reliable ...