The steel pipe anticorrosion coating line is utilized for applying anticorrosion coatings to steel pipes in the factory with various diameters, which is more commonly used in different types of engineering projects, particularly in heating, gas, and oil fields.
The lines can be applied to FBE, 2 layer FBE, 2 layer PE, 2 layer PP and 3 layer PE Anticorrosion coating.
3 LPE Anticorrosion coating consists of first FBE coating, middle adhesive layer and outer PE layer.![]()
Why Choose Huashida 3LPE Anti-Corrosion Coating Line?
| Comparison Item | Huashida 3LPE Coating Line | Typical Standard Equipment |
| Coating Processes | Supports FBE,2FBE, 2LPE, 2LPP, and 3LPE | Often designed for one or a few coating processes |
| Pipe Diameter Range | Wide diameter range with customized design for different projects | Depends on standard machine specifications |
| Solution | Customized according to pipe diameter, coating process, production capacity, and workshop layout | Standard configurations with limited customization |
| Core Technology | awarded Shandong Provincial "First (Set) Major Technical Equipment" certification | No core independent technology, |
Huashida Advantages
✔ Customized solutions for different pipeline projects
✔ Complete 3LPE/FBE anti-corrosion coating systems
✔ Stable coating quality and high production efficiency
✔ Extensive experience in large-diameter steel pipe coating equipment
✔ Professional engineering support from design to commissioning
✔ Reliable automation for stable coating quality and production efficiency
✔ Worldwide project experience and responsive after-sales service
The 3LPE Anticorrosion coating is a sophisticated technology for the outer protective layer of buried pipes, extensively utilized in the corrosion protection of gas and oil transport pipelines, urban gas distribution, water supply pipes, and other fluid conveyance pipelines.
The 3LPE Anticorrosion coating can enhance the mechanical characteristics of the pipeline with high electrical resistance, waterproofing, abrasion resistance, and aging resistance performance.
The Anticorrosion coating processing line includes:
-steel pipe transmission system
-surface treatment system
-pipe dust removal system
-pipe heating system
-electrostatic spraying system
-coating system
-water cooling system
-end cutting system
-hydraulic and pneumatic system
-testing system
-bevelling system
-PLC automatic control system
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Upload pipes→pipes screw conveyor→rust removal → intermediate frequency heating→Epoxy powder coating→outer layer adhesive polyethylene coating→cooling spray→pipes screw conveyor→grinding pipe ends→dowload pipes![]()
Main Equipment List
| No. | Name | Set |
| A. Derusting Equipment | ||
| 1 | Pipe wheel conveyor | 1 |
| 2 | Shot Blasting Machine | 1 |
| 3 | Cyclone Dust Collector | 1 |
| 4 | Pulse dust collector | 1 |
| 5 | Centrifugal exhaust fan | 1 |
| 6 | Rust removal equipment PLC | 1 |
| B. Coating equipment | ||
| 1 | Pipe wheel conveyor | 1 |
| 2 | Induction heating device | 1 |
| 3 | Powder spraying device | 1 |
| 4 | Automatic loading dryer | 2 |
| 5 | SJ-65/30 Extruder | 1 |
| 6 | SJ-120/30 Extruder | 1 |
| 7 | Hot melt adhesive extruder die | 1 |
| 8 | PE sheet extruder head mold | 1 |
| 9 | Hot melt adhesive/PE sheet coating device | 1 |
| 10 | Environmental Protection Ventilation equipment | 1 |
| 11 | Cooling Spray equipment | 1 |
| C.Platform Equipment | ||
| 1 | Steel pipe uploading platform | 1 |
| 2 | Downloading platform | 1 |
| 3 | Pipe storage platform | 1 |
| 4 | Turnover machanism | 3 |
| D.Groove Equipment | ||
| 1 | PE Beveling Machine | 2 |
| 2 | Hydraulic Lifting and Turning Machinery | 1 |
| 3 | Hydraulic Equipment | 1 |
| 4 | PLC automatic control system | 1 |
1. Pipe diameter: 50-4200mm
2. Processing capacity: ≥250m2/h
3. Cleaning level: ≥Sa2.5
4. Materials for production: epoxy powder, adhesive, polyethylene![]()
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