Get high purity White Aluminum Oxide Blast Media from Kramer Industries—ideal for aggressive cleaning, etching, and surface preparation.White aluminum oxide is the ultra-pure, ultra-tough abrasive for anyone who needs surface perfection. At 99.5% purity, this grade of white aluminum oxide blast media delivers precision and polish in one hard-hitting material. From smoothing skin in a microdermabrasion process to stripping turbine blades for flight, this media doesn’t miss.