50-325mm Coated 3PE Anti-Corrosion Pipe Production Line
50-325mm Coated 3PE Anti-Corrosion Pipe Production Line
3LPE (Three-Layer Polyethylene) coated steel pipes consist of a multi-layered structure designed for superior corrosion resistance and durability.
The structure includes
First Layer: Fusion-bonded epoxy (FBE) for strong adhesion to the steel and excellent corrosion protection
Second Layer: Copolymer adhesive for bonding the epoxy and PE layer
Third Layer: High-density polyethylene (HDPE) for mechanical protection
This three-layer coating is widely recognized as one of the most effective anti-corrosion systems for buried steel pipelines.
Key Features of 3PE Anti-Corrosion Coated Steel Pipe Production Line
1. Excellent Chemical Corrosion Resistance
The 3PE anti-corrosion coating provides excellent protection against various corrosive media, including acids, alkalis, salts, and oxidizing agents, ensuring reliable pipeline performance in different environments.
2. Extended Service Life of Steel Pipes
The multi-layer protective structure effectively prevents corrosion damage, significantly improving the durability and service life of steel pipelines.
3. Wide Application Range
3PE coated steel pipes are widely used in oil and gas transmission pipelines, water supply and drainage systems, municipal engineering, and other industries requiring long-term corrosion protection.
4. Reliable Pipeline Protection Solution
The 3PE coating system ensures stable coating quality and strong adhesion, providing a safe and efficient solution for pipeline transportation under harsh operating conditions.
Technical Parameters
Pipe Diameter Range: 50-325 mm
Production Capacity: ≥250 m²/h
Surface Cleaning Level: ≥Sa 2.5
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 |
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