Features:  Suitable material: PE, PP, PVC 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.
 Moulding unit adopts excellent steel modules, through heat processing, good wearability and high reliability, which ensures the hardness and precision of the modules; together with special gears make the modules more stable in performance.