Yandi Aluminum Surface Treatment Factory
100% In-House Production Zero Outsourcing

6 Major Surface Treatment Processes

One-stop processing from raw extrusion to final finish. Our fully integrated production lines ensure consistent color matching, superior durability, and 100% quality control.

Anodizing Coloring

  • Process Principle An electrochemical process that converts the metal surface into a decorative, durable, and corrosion-resistant anodic oxide finish.
  • Color Range Silver, Champagne, Bronze, Black, Gold, and custom metallic tints.
  • Key Features & Applications High surface hardness, scratch resistance, and metallic luster. Ideal for architectural frames, industrial extrusions, and electronic housings.
Anodized Silver Finish
Anodized Bronze Finish

Electrophoresis

  • Process Principle Applying a clear or colored acrylic resin over the anodized surface via electrical current, creating a double-layer protection.
  • Color Range Glossy Silver, Champagne, Bronze, Black, with available matte or high-gloss finishes.
  • Key Features & Applications Enhanced corrosion resistance, smooth glossy finish, and self-cleaning properties. Perfect for high-end windows, doors, and coastal architecture.
Electrophoresis Glossy Finish
Electrophoresis Matte Finish

Powder Coating

  • Equipment Highlight Equipped with the world-leading Swiss Gema fully automatic electrostatic powder coating lines for uniform and flawless coverage.
  • Color Range Full RAL color range, custom color matching available in matte, satin, high-gloss, and textured finishes.
  • Key Features & Applications Excellent color retention, eco-friendly (no VOCs), and impact resistant. Widely used in building facades, fences, pergolas, and general extrusions.
Powder Coating RAL7016
Powder Coating White

PVDF Fluorocarbon

  • Process Principle Applying polyvinylidene fluoride (PVDF) resin paint. Available in standard 2-coat, premium 3-coat, and ultra-durable 4-coat systems.
  • Ultimate Weatherability Exceptional resistance to UV rays, fading, and chalking. Guaranteed performance for 20+ years under harsh environmental conditions.
  • Key Applications The standard for premium curtain walls, skyscrapers, commercial facades, and architectural projects in extreme coastal climates.
PVDF Metallic Finish
PVDF Solid Color Finish

Wood Grain Transfer

  • Equipment Highlight Utilizing Italy-imported production lines to achieve hyper-realistic 3D, 4D, and 5D wood grain textures on aluminum surfaces.
  • Texture Library Hundreds of patterns including Oak, Walnut, Teak, Cherry, and custom natural wood replications.
  • Key Features & Applications Natural wood aesthetics with the durability of aluminum. Fireproof, termite-proof, and maintenance-free. Ideal for decorative facades, indoor partitions, and garden pergolas.
3D Oak Wood Grain Finish
5D Walnut Texture Finish

Special Finishes

  • Finish Options PU Wood Grain, Gold Thread Brushing, Embossed Relief, and Custom Tactile Textures.
  • Key Features & Applications Provides unique tactile feedback and luxury appearance. Tailored for high-end interior decoration, boutique storefronts, and premium custom furniture frames.
Gold Thread Brushing Finish
Embossed Relief Finish
Data-Driven Choice

Process Comparison Reference

Compare the performance and cost dimensions to find the perfect surface treatment for your project's specific requirements.

Treatment Process Weather Resistance Corrosion Resistance Cost Level Recommended Use Cases
Anodizing Good Excellent Medium General architectural frames, industrial extrusions
Electrophoresis Very Good Excellent Medium-High High-end windows & doors, coastal architecture
Powder Coating Excellent Very Good Low-Medium Building facades, fences, pergolas, general use
PVDF Fluorocarbon Ultimate (20+ yrs) Ultimate High Skyscrapers, premium facades, extreme environments
Wood Grain Transfer Very Good Good Medium-High Decorative facades, partitions, outdoor pavilions
Special Finishes Good Good High Luxury interiors, boutique storefronts, custom furniture

Unsure which finish to choose?

Tell us your application scenario, environmental conditions, and budget. Our engineering team will recommend the most cost-effective and durable surface treatment solution for your aluminum profiles.

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