Description
Physical Data
Color:Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Brown
Crystalline Structure: Â Alumina macro crystals from the trigonalclass, hexagonal system
Fusion Temperature: Â 2020 C
Toughness:Â Â Â Â Â Â Â Â Â Â Â ANSI-B 74.8.1987: Â 50
Knoop Hardness:Â Â Â Â Â 100-2100Kg/mm2
Typical Chemical Analysis
Al2O3: Â 95.7%
TiO2: Â Â Â 2.41%
SiO2:Â Â Â .95%
Fe2O3:Â Â .14%
MgO:Â Â Â Â .24%
CaO:Â Â Â Â .39%
Na2O:Â Â .02%
K2O:Â Â Â .15%
Microgrit A – Brown Fused Aluminum Oxide
Brown Fused Aluminum Oxide is a tough, long-lasting material. It is brown in color and has slightly more impurities then White Aluminum Oxide. It is a high strength, wear-resistant material possessing a strong ability to resist chemical attacks at extreme temperatures.
Typical applications are grinding & blasting.
