PE/PP/PVC Single Wall Corrugated Pipe Extrusion Line,Model LPBG50,Diameter ... /30. Single-wall corrugated pipe extrusion line:it mainly uses PE,PP,PVC as raw material,through the corresponding moulds inside and ... pipe,washing machine drains,vacuum cleaner,ventilation pipes,tubes,etc. PE PP PVC Single Wall Corrugated Pipe Extrusion Line