How to Anodize Aluminum Black? | A Comprehensive Guide
To anodize aluminum black, follow four key steps: pre-treatment, anodization, blackening, and sealing. Pre-treatment cleans the surface, ensuring better adhesion. Anodization forms a protective oxide layer. Blackening adds the color, while sealing enhances durability and resistance. By controlling factors like voltage, acid concentration, and sealing methods, a durable, appealing black finish is ensured.