: Ideal for business-grade brown aluminum oxide in specific mesh sizes (e.g., 100 mesh) for heavy-duty industrial use.
For rock tumbling, glass etching, or dental work, finer grades are required: Aluminum Oxide - Amazon.com where to buy aluminum oxide
Amazon.com: Aluminum Oxide. $25 & above. Get It by Tomorrow. Amazon.com Go to product viewer dialog for this item. : Ideal for business-grade brown aluminum oxide in