
Large Diameter HDPE Structured Hollow Wall Corrugated Pipe Extruder Machinery. 50-Year Service Life: HDPE pipes offer long life of approximately 50 years with high ring stiffness and erosion resistance. Full Customization Options: Supports full customization, minor customization, and customization from samples or designs. Wide Diameter Range: Available in diameters from 200mm to 2000mm to suit various municipal and drainage needs. 12-Month Warranty: Machinery warranty covers 12 months from the Bill of Lading date for mechanical parts. Advanced Dual-Screw Design: Features two single screw extruders for square pipe and melting glue material with spiral forming. Global Export Experience: Products exported to Middle East, Russia, Africa, Turkey, and Korea for over 22 years. ISO and CE Certified: Manufactured with ISO9001:2015, ISO45001:2018, ISO14001, and CE certifications. Comprehensive After-Sales: Includes training, overseas engineer support, and lifetime technical service availability.