Beginner Guides

Uniform Brush on Cast Aluminum: 180–240–360 Grit Guide Cast aluminum can swing from silky to chalky in the same part: dense chill lines, sandy texture, and machining marks all live side by side. Getting a uniform brush across those changes...

Aluminum is soft, gummy, and fast to load up abrasives—especially if you go dry with dull paper. The fix is a disciplined wet-sanding routine with sharp silicon-carbide sheets, light pressure, and frequent cleaning. Whether you’re prepping for paint or chasing...