Woodworking

Prep Anodized Aluminum for Paint: Sand or De-Anodize?Anodized aluminum is tough, corrosion-resistant, and slick—which is perfect for parts that live outdoors, but tricky when you want paint to stick. Your first decision is strategic: leave the anodic layer in place...

Metal heats up fast during sanding. Too much heat can blue steel, smear aluminum, clog abrasives, and warp thin sheet. The cure isn’t just “use a finer grit”—it’s a combo of speed control (RPM/OPM), pressure discipline, proper lubricants, and balanced...