PE,PVC Corrugated Pipe Production Line Application:SJ Single Wall Corrugated Pipe Extrusion Line consists of extruder, die, formingmachine, and winder ... of washing machine, vent pipes, etc.Application&Features of Corrugated Pipes:The corrugated pipes are mainly used for water drainage, sewage outlet ... in high building and underground building,which are reliable. PE,PVC Corrugated Pipe Production Line