This line is mainly used to extrude PVC, polyethylene (PE), polypropylene (PP) into small diameter single wall corrugated pipe. Pipes are formed in one step through specialized moulds. 

Thus pipes are of smooth internal & outer surface and even corrugation. The final pipes are available as protection pipe for wire and cable, drainpipe for washing machine and air-conditioner, gas hose for vacuum cleaner, and air vent, etc