Qingdao Huashida Machinery Co., Ltd.
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Pre-Insulated Pipe Outer Casing Extrusion Line
Our fully automated extrusion line specializes in manufacturing HDPE (High-Density Polyethylene) protective jacketing pipes for pre-insulated piping systems. Designed for district heating, oil, and natural gas applications, this complete production solution integrates extrusion, vacuum calibration, cooling, haul-off, cutting, and stacking processes.
Production Line Configuration
1 set Automatic Vacuum Feeder
1 set Hopper Dryer
1 set High-Efficiency Single-Screw Extruder
1 set Precision Mold
1 set Vacuum Calibration Table
1 set Heavy-Duty Hauling Machine
1 set Programmable Cutting Machine
1 set Automatic Stacker
District Heating Systems: Protective casing for insulated pipes
Oil & Gas Industry: Corrosion-resistant outer pipe solutions
Industrial Piping: Chemical and power plant applications
Solid-Liquid Phase Separation Screw: Enhanced plasticization efficiency and output
Grooved Barrel Design: Ensures high-speed, stable extrusion
Water-Cooled Barrel Jacket: Accelerates cooling for superior product quality
German-Imported PLC Control: User-friendly HMI with touchscreen interface for precise parameter adjustment
| Model | 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 | Φ365-960mm | Φ420-960mm | Φ850-1372mm | Φ960-1680mm |
| Capacity | 550-700kg/h | 550-700kg/h | 700-900kg/h | 800-1200kg/h |
| Total Power | 360kW | 380kW | 440kW | 580kW |
| Line Length | 35m | 36m | 40m | 48m |
Warranty: 12 months for machinery (from B/L date), 6 months for electronic components
Technical Support: Comprehensive installation and operation training
Global Service: Overseas engineer dispatch available (customer-covered cost)
Qingdao Huashida Machinery Co., Ltd is a professional plastic extrusion production line manufacture since 2003. The factory covers 34000 square meters. Our products such as HDPE pressure pipe for gas or water transmission, structural wall pipe extrusion line, corrugated pipe extrusion line . The products have been exported to Middle East, Russia, Africa. Turkey, Korea.Our factory locates in Cheng yang Industrial area, Qingdao ,Shandong Province. we have been approved and got certificate ISO90001:2008 by SGS. All the customers are welcome to visit the factory.
Our products mainly include:
Single Screw Extruder & Twins Conical Extruder
Vacuum Calibrating pre-insulated pipe outside HDPE casing Extrusion line
20-630mm Single/multi layer HDPE Pipe Extrusion Line
200-3000mm HDPE Spiral Corrugated Pipe Extrusion Line
Fiberglass reinforced PP-R Pipe Co-extrusion line
Plastic Sheet/ Plate Single/multi layer Extrusion Line
PVC Fiber & Steel Wire Reinforced Hose Line
Hand Extruder / Electro-fusion Welder
Heat Shrinkable sleeves (Normal style & Fiber Reinforced style)
Electro-fusion Girth Welding joint closure & Electro-fusion welded belt
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