Brown Fused Alumina with low bulk density is crashed by rolling machine.

It is characterized by its high grinding ability,strong self-sharpening, good toughness and so on.

Physical Properties

Color: Dark Brown

Crystal Form: Alpha-alumina trigonal system;

Hardness: 9.0 Mohs scale;

Melting Temperature: About 2050 ℃;

Maximum Use Temperature: 1800℃;

True Density(g/cm3): ≥3.90;

Magnetic Material: 0.01%;