White aluminum oxide has white color and a little higher hardness and toughness comparing with the brown one. The grinding tools made of this material are suitable for fine grinding of high carbon steel, high-speed steel and stainless steel, Abrasive powder of finer grit size, can also be used for precision casting and high-grade refractory.
Grain types and symbol
Usage | For Vitrified Wheels | For Resinoid bond | For Coated abrasives |
Symbol | WA | WA-B | WA-P1 |
