... of PVC, PE double-wall corrugated pipe, production diameter range of 63mm-600mm. Molding machine with horizontal structure, ... Reaming methods are online reaming, reaming machine. Double-wall corrugated pipe production line mainly including extruder, molding ... water transportation, ventilation systems, cable sheathing.PVC, PE double-wall corrugated pipe production line specifications: Φ90-Φ160, Φ200 ...