Depending on whether you need a small jar for polishing or bulk quantities for sandblasting, you can find aluminum oxide at the following locations:
Central Pneumatic 25 lb. Black Aluminum Oxide 70-Grit Abrasive Media where to buy aluminum oxide
: Offers diverse options, including specialized white aluminum oxide and ultra-fine polishing powders through their online marketplace. Specialized Polishing and Lapidary Suppliers Depending on whether you need a small jar
For rock tumbling, glass etching, or dental work, finer grades are required: Aluminum Oxide - Amazon.com : A reliable source for various grit sizes
: Ideal for business-grade brown aluminum oxide in specific mesh sizes (e.g., 100 mesh) for heavy-duty industrial use.
: A reliable source for various grit sizes and quantities, from small 12 lb bags for hobbyists to large industrial orders.
Amazon.com: Aluminum Oxide. $25 & above. Get It by Tomorrow. Amazon.com Go to product viewer dialog for this item.