PE Double Layer Corrugated Pipe Making Machine (SBG315) Qingdao Huasu Machinery Fabricate Co., Ltd. Base Info Model NO.:SBG315Product Type:PE PipeAutomation:AutomaticComputerized:ComputerizedCertification:CEDiameter:ID90-250mmTrademark:HUASUSpecification:CE, ISO9000Origin:Qingdao, ChinaHS Code:84772090 Description Pre:PVC Double Wall Corrugated Tube Production Line (SBG250) Next:PE Double Wall Corrugated Pipe Extrusion Machine (SBG315)