Brown fusedalumina, called corundum, is made from high garde bauxite, fusing in anelectric arc furance over 2200°c. Good quality material makes high purityminerals.
Specification
- Color:dark brown , and changed in dark blue after calcined;
- Hardness:HV1800-2000,
- Truedensity: 3.9g/cm3
- Meltingpoint: 2250°c
Chemicalcomposition
GritSize Al2O3 TiO2 SiO2 Fe2O3 CaO
F16-F40 94.6% 2.0% 1.0% 0.55% 0.6%
F60-F100 94.0% 2.2% 1.5% 0.50% 0.7%
Character
- Stablesupplier over many years;
- Goodreputation manufacter;
- Quickdelivery time;
- Competitive price& good service
Sizeavailable
- Abrasives:F12-F220; F240-F1200
- Refractory:0.0-0.5mm,0.5-1.0mm,3-8mm
- Other sizeis available as required;
Application
- Sandblasting: suitable hardness and large bulk density;
- Freegrinding for glass industry, jade;
- Coatedabrasives for sand paper;
- Functionalpadding;
- Filtratingmedium;
- Refractory: for itshigh refractories.