Our Aluminum Oxide powder is manufactured and packaged under rigidly controlled conditions ensuring the highest standards of purity, uniformity and quality. This product is designed especially for the polishing operations in critical surface preparation. It is excellent for polishing semiconductor materials, precision optics, first surface mirrors, water soluble crystals, stainless steel and alloys, aluminum memory discs, various mineral specimens, lapidary and other polishing. We carry a full selection of sizes including Linde A (.3 micron), Linde B (.05 micron), and Linde C (1 micron). You may also purchase our aluminum oxide in suspension form.