... /PP Corrugated Pipe Extrusion Line 1.Professional manufacturer 2.Material is PE, PP, PVC granules 3.Have rich experience PE/PP Corrugated pipe extrusion lineFeatures: Suitable material: PE, PP ... -128-15Metering modeinductiing modeCoiling machine modeMotor-driven,Manually-operated PE/PP Corrugated Pipe Extrusion Line