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%)