Automatic PU Injection Foam Pipe-in-Pipe Pre-Insulated Pipe Production Line
Product Description
The Vacuum Calibration Pre-Insulated Pipe Extrusion Line is independently developed by Qingdao Huashida Machinery Co., Ltd. based on advanced German pipe extrusion technology. Through continuous innovation and optimization, the production line delivers outstanding extrusion performance, high automation, stable operation, and long-term reliability.
The complete line integrates a high-efficiency extruder, vacuum calibration system, cooling tank, haul-off unit, cutting machine, and automatic stacker into one coordinated production system. With intelligent control and synchronized operation, it ensures consistent product quality while reducing labor requirements and improving production efficiency.
Why Choose Huashida Pre-Insulated Pipe Extrusion Line?
| Features | Benefits |
|---|---|
| Advanced Vacuum Calibration Technology | Produces HDPE jacket pipes with excellent roundness, smooth surface, high rigidity, and superior pressure resistance. |
| High Production Efficiency | Optimized extrusion system delivers high output with stable and continuous production. |
| Fully Automatic Control | Integrated extrusion, calibration, cooling, haul-off, cutting, and stacking reduce labor costs and improve production efficiency. |
| Stable Product Quality | Accurate diameter control and uniform wall thickness ensure consistent pipe quality. |
| Energy Saving | Efficient heating and cooling systems help reduce energy consumption and operating costs. |
| Reliable Components | Equipped with internationally recognized electrical and mechanical components for long service life and low maintenance. |
| Customized Solutions | Available for different pipe diameters, capacities, and customer-specific production requirements. |
| Professional Technical Support | Complete services including machine design, installation, commissioning, operator training, and after-sales support. |
| Wide Application | Suitable for manufacturing HDPE jacket pipes used in district heating, cooling, oil & gas, and industrial pipeline insulation systems. |
Technological prameters
| PE-365/760 | PE-420/960 | PE-850/1372 | PE-960/1680 | |
| Main extruder | SJ-90/33 | SJ-90/33 | SJ-120/33 | SJ-150/33 |
| Pipe diameter (mm) | Φ365-960 | Φ420-960 | Φ850-1372 | Φ960-1680 |
| capacity (kg/h) | 550-700 | 550-700 | 700-900 | 800-1200 |
| Installed power (kw) | 360 | 380 | 440 | 580 |
| Length (m) | 35 | 36 | 40 | 48 |
Production line composition:
-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
-1set PLC
| Single-screw extruder | Precision temperature control system ensures consistent material fusion Proprietary single-screw extruder optimized for polyethylene (PE) materials |
| Vacuum Calibration | Patented vacuum calibration system replaces traditional internal pressure methods |
| Smart Automation | Fully integrated PLC control system Real-time process monitoring |
| Production Capabilities | Diameter range: 110mm - 2200mm (customizable) Output capacity: 250-1600 kg/h (material-dependent) |
Features :
1.small dimension
2.high degree of automation, can be operated by one person, saving labor costs
3.long service life.
4.high-efficiency extruder gives larger output, stable performance
5.pipe wall is average and smooth
6.no waste of raw material
7.One-time molding
Qingdao Huashida Machinery Co., LTD., founded in 2003, is a global developer, manufacturer and solution provider of plastic extrusion equipment. 70% of its customers come from overseas countries such as Europe, America, the Middle East and Southeast Asia.
Welcome to our factory to discuss cooperation!
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