HDPE Outer Jacket Pre-Insulated Pipe Manufacturing Line for District Heating

It is high-efficiency equipment with high speed and energy saving for producing HDPE pipe used as protective cover of PU foam thermal Pre-insulated Pipe.

It is small in size, easy to operate with the automatic control system and has a long service life.

• -1set Vacuum loader
• -1set Hopper dryer
• -1set High-efficiency single screw extruder
• -1set Vacuum calibration table
• -1set Water spraying tank
• -1set Hauling machine
• -1set Cutting machine
• -1set Discharging Frame

This pipe is designed as the outer casing for thermal pre-insulated pipes, serving key industries including:

• District heating & cooling systems
• Hot water transmission
• Oil and gas pipelines

Diameter Range: 110 – 1,680 mm

• ✅ High-Efficiency Extruder – Maximizes output while ensuring operational stability
• ✅ Uniform Wall Thickness – Smooth surface minimizes raw material waste; thickness easily adjustable
• ✅ One-Step Forming – No trimming required, streamlining production
• ✅ Fully Automated – Single-person operation significantly reduces labor costs