... extrude various standards of PVC,LDPE and HDPE thermoplastic corrugated pipes. The set,SJ65x25 Extruder,moulder of corrugated pipe, molds of pipe parison, wind ... set, can continuously extrude various standards of PVC,LDPE and HDPE thermoplastic corrugated pipes. ·The set is a new-generation product developed by ... W x H)7500mm x 1600mm x 1700mm Extruding Plastic Corrugated Pipes Production Line