The HDPE Large Diameter Spiral Corrugated Pipe Making Machine, also known as the Krah Pipe or HDPE Spiral Wound Pipe production line, is designed to manufacture large-caliber spiral drainage pipes with a diameter range of 300-1200mm. These pipes are widely used in municipal sewerage and drainage systems, serving as a modern alternative to traditional cement and cast iron pipes.

• Vacuum Loader: Automatically feeds raw materials into the system
• Hopper Dryer: Dries HDPE material to ensure quality extrusion
• High-Efficiency Single Screw Extruder and Diehead Mould: Extrudes square-shaped HDPE pipes with low energy consumption and low-temperature plastication, suitable for high molecular weight materials
• Vacuum Calibration Table: Ensures precise pipe dimensions during cooling
• Water Spraying Tank: Further cools the pipe to maintain shape and quality
• Hauling Machine: Pulls the pipe through the production line at a consistent speed

• High-Efficiency Single Screw Extruder and Diehead: Extrudes melting glue material for bonding
• Spiral Forming Unit: Equipped with advanced multi-axes transmission box for high transmission force and stable operation
• Cutting Machine: Cuts pipes to desired lengths using a saw, controlled by OMRON or MITSUBISHI PLC system
• Stacker: Collects and organizes finished pipes
• PLC Controlling System: Features touch screen interface for automatic, reliable operation with synchronous control of all processes

• Advanced Extrusion Technology
• Spiral Forming Unit
• PLC Control System
• Cutting Precision
• High-Quality Output

• Municipal sewerage and drainage systems
• Replacement for traditional cement, cast iron, and other pipes
• Applications requiring high durability, corrosion resistance, and cost-effective installation

Qingdao Huashida Machinery Co., Ltd. is a specialized manufacturer engaged in the development and production of plastic pipe machinery, municipal pipe equipment, pipe insulation and anti-corrosion systems, as well as pipe jointing and anti-corrosion materials.

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