| Customization: | Available |
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| Warranty: | 12 Months |
| Product Type: | PE Pipe |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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| Refund policy: | Claim a refund if your order doesn't ship, is missing, or arrives with product issues. |
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Continuous Production: Integrates outer protective pipe extrusion, insulation material pouring, and other processes in one streamlined production line.
High Efficiency: Automated processes reduce manual intervention, boosting production speed and consistency.| Step | Process | Description |
|---|---|---|
| 1 | Pipe Loading | Feeds the inner pipe into the production line |
| 2 | External Derusting | Removes rust from the pipe surface for better adhesion |
| 3 | Label Application | Attaches labels to the pipe for identification |
| 4 | Intermediate Heating | Preheats the pipe to prepare for coating |
| 5 | External Epoxy Coating | Applies an epoxy layer for corrosion resistance |
| 6 | Water Cooling | Cools the epoxy-coated pipe |
| 7 | Coating Layer Detection | Inspects the epoxy layer for quality assurance |
| 8 | Adhesive Application | Applies adhesive to the epoxy layer for bonding with the outer jacket |
| 9 | PE Jacket Coating | Extrudes a polyethylene (PE) protective jacket over the pipe |
| 10 | PU Foaming | Injects polyurethane foam to form the insulation layer |
| 11 | Foaming Rectification | Ensures uniform foam distribution and corrects imperfections |
| 12 | Pipe Edge Cutting | Trims pipe edges for a clean finish |
| 13 | Water Cooling | Cools the completed pipe |
| 14 | Pipe Edge Heat Shrink Sealing | Seals pipe ends with heat-shrink technology for protection |
| 15 | Pipe Unloading | Removes the finished pipe from the production line |
| Parameter | Condition |
|---|---|
| Location | Indoor environment |
| Power Safety | No electrical hazards |
| Moisture | ≤85% (no condensation) |
| Temperature | 0-30°C |
Qingdao Huashida Machinery Co., Ltd was established in 2003. Since its inception, Huashida has focused on plastic polyurethane insulation pipe production line, 3PE anti-corrosion pipe production line, large diameter underground pipe production line and plastic pipe joints for 20 years. We always attach great importance to research and development,collaborating closely with Beijing University of chemical technology, Qingdao university of technology and scientific research institutions. by absorbing advanced technology home and abroad, after 20 years of endeavor we now rank one of the top 3 manufacturers in the industry in China. Huashida machines have been well received in Saudi Arabia, Kazakhstan, Uzbekistan, United Arab Emirates, Turkey, Russia, etc.
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