Black fused alumina, also known as low aluminum corundum, is characterized by low Al2O3 and a certain amount of Fe2O3 (around 10%). It has a moderate hardness, high thermal stability and high toughness. Black fused alumina is a new type abrasive media for polishing.
1. Lapping and Polishing
3. Making abrasive tools , such as resin cutting wheels
4. Applicated in slippery road surface
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