Qingdao Huashida Machinery Co., Ltd.
| Payment Terms | L/C,T/T |
| Supply Ability | 5-10 +sets+per mouth |
| Delivery Time | 60days |
| Packaging Details | Container loading，sea transportation |
| Cooling Circulating Water | ≤20°C, ≥0.3 MPa, 20 M³/H |
| Product Type | Pipe Production Line |
| Material | HDPE (High-Density Polyethylene) |
| Heating Method | Induction Heating |
| Cooling Method | Water cooling |
| Brand Name | Huashida |
| Model Number | HSD |
| Certification | CE, Rohs，TUV |
| Place of Origin | Qingdao ，China |
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Product Specification
| Payment Terms | L/C,T/T | Supply Ability | 5-10 +sets+per mouth |
| Delivery Time | 60days | Packaging Details | Container loading，sea transportation |
| Cooling Circulating Water | ≤20°C, ≥0.3 MPa, 20 M³/H | Product Type | Pipe Production Line |
| Material | HDPE (High-Density Polyethylene) | Heating Method | Induction Heating |
| Cooling Method | Water cooling | Brand Name | Huashida |
| Model Number | HSD | Certification | CE, Rohs，TUV |
| Place of Origin | Qingdao ，China | ||
| High Light | One-Step Continuous Foaming Process PU Foam Filling PERT Insulation Pipe Machine ，High Temperature Resistance (110°C) Pre-Insulated Pipe Production Line ，Automated Operation District Heating Pipe Machine | ||
The polyurethane PERT pre-insulation pipe-internationally known as a flexible pre-insulated pipe-is defined in Chinese standards as Type II Heat-Resistant Polyethylene Low-Temperature Direct-Buried Heating Pipe.
This production line adopts a one-step continuous foaming process, ensuring stable performance, high production efficiency, and long-term reliability for district heating applications.
Technical process
Steel pipe loading → Pipe clamping & conveying → PE jacket extruding → PU foaming → Hydraulic correction of foam layer → Spray cooling → Positioner correction → Pipe connector cutting → Electric acceleration pipe removal → Heat shrink band end protection → Finished pipe inspection → Marking, packaging & offloading
| No. | Equipment Name |
| 1 | Straight Conveyor |
| 2 | Pneumatic Tire Pressing Feeder |
| 3 | Foaming machine (Polyol & Isocyanate Tanks) |
| 4 | Automatic Loading Dryer |
| 5 | SJ-120/33 Single-Screw High-Efficiency Extruder |
| 6 | Jacket Pipe Extruder Die / Tooling |
| 7 | Calibration Sleeve |
| 8 | Alignment / Correction Machine |
| 9 | In-line Cutting Machine |
| 10 | Spray Cooling System |
| 11 | Control Cabinet / Operator Panel |
With 23 years of experience, Qingdao Huashida Machinery is a global leader in plastic pipe and anti-corrosion technology. We have served over 400 overseas customers across regions like Central Asia, the Middle East, and Africa.
Our main products are:
1. HDPE jacket pipe for pre-insulated pipe Production Line (110-2000mm)
2. Rigid pre-insulated pipe Production Line
3. Flexible pre-insulated pipe(PERT) production line
4. Steel pipe FBE/2LPE/3LPE anti-corrosion coating line
5. Steel pipe derusting line
6. PE pressure pipe/Water Gas supply pipe production line
6. PP/PE plastic board/sheet/geomembrane production line
7. NBR PVC Thermal insulation tube/plate production line
8.Pipeline anti-corrosion materials and instruments: heat shrink joint coating sleeve, electro-fusion weldable joint sleeve, portable welding gun(extruder), PE PP welding rod.
Company Details
Business Type:
Manufacturer
Year Established:
2003
Total Annual:
3000000-5000000
Employee Number:
100~200
Ecer Certification：
Verified Supplier
1. company profileQingdao Huashida Machinery Co., Ltd. is located in Qingdao High & New Technology Industrial Area- Qingdao Huashida industrial Park, covers an area of about 4000 square meters. We have tens of years experience in plastic pipe, sheet, and board extrusion lines, and pipe joints a... 1. company profileQingdao Huashida Machinery Co., Ltd. is located in Qingdao High & New Technology Industrial Area- Qingdao Huashida industrial Park, covers an area of about 4000 square meters. We have tens of years experience in plastic pipe, sheet, and board extrusion lines, and pipe joints a...
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