How to Paint, Refinish, and Protect Cast and Anodized Aluminum Like a Pro | Welleshaft 1.Introduction: Why Aluminum Painting & Finishing Matter Aluminum—whether in cast or anodized form—is prized for its strength-to-weight ratio, corrosion resistance, and clean appearance. However, without proper surface preparation and high-quality materials, cast aluminum painting can fail prematurely, causing paint peeling, […]