... Corrugated pipe extrusion lineFeatures: Suitable material: PE, PP granules. This line consists of RM series of extruder, mould, moulding machine ... , air cooling unit , counter, coiler, which can continually extrude corrugated pipes in different sizes ... 6-108-128-15Metering modeinductiing modeCoiling machine modeMotor-driven,Manually-operated PE/PP Corrugated Pipe Extrusion Line