Category Advanced Surface Science

Herman Miller audio system using aluminum alloy shell’s AFP-coated amplifier housing in office setting

Advanced Surface Science

Anti-Fingerprint Coatings on Anodized Aluminum

Alloy Strength Weldability Corrosion Resistance Best Applications 6061 Medium-High Excellent Good Structural frames, automotive parts, marine fittings 6063 Medium Excellent Good Architectural extrusions, window frames, railings 7075 Very High Fair Fair Aerospace components, high-stress parts, tooling Anti-Fingerprint Coatings on Anodized…

Allan Hill
May 28, 2026

Anodized aluminum enclosure undergoing ASTM B117 salt spray test at 336-hour mark

Advanced Surface Science

The Art and Science of Aluminum Anodizing Excellence

Feature MIL-A-8625 Type II (Sulfuric Acid Anodizing) MIL-A-8625 Type III (Hardcoat Anodizing) Coating Thickness 5–25 µm 25–150 µm Corrosion Resistance (ASTM B117 Salt Spray) Up to 168 hours 336+ hours Wear & Abrasion Resistance Moderate High — suitable for high-stress…

Allan Hill
May 28, 2026