Manufacturing Process

Exquisite craftsmanship, quality assurance

Production Process Flow

1
›

Uncoiling

Unroll the metal coil and feed into production line

2
›

Degreasing & Cleaning

Remove surface oil and ensure clean substrate

3
›

Phosphating

Form phosphate film to enhance coating adhesion

4
›

Powder Spraying

Electrostatic spraying of polyester powder, uniform thickness

5
›

High-temp Curing

180-220°C baking, complete coating cross-linking/p>

6
›

Cooling & QC

Cooling and forming, comprehensive quality inspection

7

Coiling & Packaging

Coiling and moisture-proof packaging for delivery

Technical Advantages

High Automation

Fully automated production line, reducing human factors

Stable Quality

Strict process parameter control ensures batch consistency

Eco-friendly

Powder coating with zero VOC emissions, meeting environmental requirements

Energy Efficient

Optimized curing process reduces energy costs

Other Technical Advantages
Automated production line with stable and efficient capacity
Precise process parameter control ensures consistent quality
Environmentally friendly production process with zero VOC emissions
Flexible product customization capability to meet individual needs

Core Equipment Features

Pretreatment Line

  • Multi-stage degreasing system
  • Automatic phosphating control
  • Water recycling system

Spraying System

  • Electrostatic spray guns
  • Automatic powder supply
  • Online thickness monitoring

Curing Oven

  • Precise temperature control
  • Uniform heating design
  • Heat energy recycling
Quality Control System

Full-Process Quality Control

1

Raw Material Inspection

  • Substrate quality test
  • Powder coating test
  • Batch traceability
2

Process Control

  • Process parameter monitoring
  • Online thickness test
  • Temperature curve record
3

Finished Product Test

  • Appearance inspection
  • Performance test
  • Color difference control
4

Final Inspection

  • Full performance test
  • Packaging quality check
  • Quality certification
Standards

National Standards

  • GB/T 12754-2019 Color coated steel
  • GB/T 13448-2006 Test methods
  • GB 18581-2020 Harmful substances limit

International Standards

  • ISO 9001:2015 Quality Management
  • ISO 14001:2015 Environmental Management
  • EN 10169:2010 Organic coated steel
Qingliang powder-coated aluminum coil

leeqing131@gmail.com

WhatsApp:  18988671937

TEL: 0757-87669222（三线）18028187387

No. 1 Haitong Road, Leiping Town, Sanshui District, Foshan City

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