Calcined Bauxite

1) General Grade (Al2O3 : 80-82%,  Fe2O3 : 3.5-4.5%)
2) Low Ferric Grade (Al2O3 : 83-85%,   Fe2O3 : 2.5-3.0%)
3) Abrasive Grade (Al2O3 : 82-85%,   Fe2O3 : 3.8-4.6%)