HDPE Hollow Wall Winding Pipe Production Line with 200-3000mm Pipe Range, Hollow Wall Structured Design and Single-Screw Extruder

Introducing the Huashida HDPE Hollow Wall Corrugated/Structured Wall Pipe Extrusion Line — an advanced and reliable solution for manufacturing high-quality, lightweight pipes with high ring stiffness and excellent impact resistance. Thanks to their unique structural design, the pipes offer outstanding resistance to creep deformation, external pressure, and corrosion caused by acids, alkalis, salts, and other corrosive substances, with a service life of up to 50 years under suitable operating conditions.

Huashida HDPE hollow wall pipes are widely used in municipal drainage, sewage systems, and underground pipeline projects. Compared with traditional concrete and cast iron pipes, they offer easier transportation and installation, convenient connections, and lower construction costs. Their durability, reliable performance, and cost-effectiveness make them an ideal choice for modern infrastructure projects.

1. High Ring Stiffness: Excellent structural stability and resistance to deformation under external loads.
2. High Impact Strength and Lightweight Design: Combines excellent mechanical strength with easy handling and installation.
3. Excellent Creep Resistance: Maintains structural integrity during long-term use.
4. High External Pressure Resistance: Withstands external loads in underground applications.
5. Excellent Corrosion Resistance: Resistant to acids, alkalis, salts, and other corrosive substances.
6. Long Service Life: Up to 50 years under suitable operating conditions.
7. Environmentally Friendly: Durable and recyclable material that supports sustainable pipeline construction.
8. Cost-Effective Installation: Lightweight structure, convenient connections, and reduced installation costs.

1. First Single-Screw Extruder: Produces the square hollow-wall profile with stable extrusion performance.
2. Square Profile Extrusion Die: Forms the profile with precise dimensions and a uniform structure.
3. Vacuum Calibration Tank: Ensures accurate profile sizing and dimensional stability.
4. Spray Cooling Tank: Provides efficient cooling to maintain product quality and shape.
5. Second Single-Screw Extruder: Melts and extrudes the adhesive material for reliable bonding during spiral winding.
6. Spiral Winding Unit: Forms the hollow-wall pipe structure through a continuous winding process, ensuring consistent forming quality.
7. Automatic Cutting Unit: Cuts finished pipes to the required length.
8. Pipe Stacking Unit: Facilitates the organized collection and handling of finished pipes.
9. PLC Control System with Touchscreen: Enables convenient operation, coordinated process control, and reliable automated production.

1. Municipal drainage and sewage systems for water temperatures below 45°C
2. Outdoor building drainage systems
3. Underground agricultural drainage
4. Industrial wastewater discharge
5. Road and highway drainage
6. Sewage treatment and disposal projects
7. Sports field drainage systems
8. Electrical cable and telecommunication protection projects

Qingdao Huashida Machinery Co., Ltd is one of the top manufacturers of plastic extrusion machines in China, specialized in dealing with steel pipe in terms of anticorrosion and insulation technology, R&D of the coating technique, design and manufacture of the equipment for coating, products and materials, researching and development of plastic extrusion equipments, especially of Vacuum Calibrating method PE insulation jacket pipe extrusion line, and PE hollow wall spiral pipe production line, PE PP sheet extrusion line, and pipe joints and welding tools such as heat shrinkable sleeve, Electro fusion sleeve etc.

Up to now, we have successfully entered the oversea markets of Russia, Iran, UAE, India, Belarus, Kazakhstan and so on. Our pipeline production line is nearly 50 sets at home and abroad.

HUASHIDA Factory located in Qingdao High & New Technology Industrial Area — Qingdao Huashida industrial Park, covers an area of about 4000 square meters. We have obtained more than 10 patents and many industry certifications at home and abroad. HUASHIDA company has high qualified and experienced teams for reaching & designing, manufacturing and site operation.

We have reliable products of different models because of our powerful making capacity. We can satisfy our customer's special need because of our outstanding R&D and design capacity. We can offer our user with timely and convenient technical support because of our perfect after-sales service.