What Cr2O3 content of chromite sand?
There’re 2 kinds of chromite sand Cr2O3 content:
A grade: Cr2O3＞45%
B grade: Cr2O3＞35%
Our factory supply A grade chromite sand:
Available size:
Sand: AFS30-35 AFS35-40 AFS40-45 AFS45-50 AFS40-50 AFS45-55 AFS50-55 AFS55-60 AFS60-65
Powder: 200MESH, 325MESH, 400MESH, 500MESH, 600MESH, 800MESH, 1000MESH, 1200MESH, 1500MESH, 2000MESH, 2500MESH
Chemcial index for our chromite sand:
| Cr2O3 | SiO2 | FeO | CaO | MgO | Al2O3 | P | S | Cr/Fe |
| ≥46.0% | ≤1.0% | ≤26.5% | ≤0.30% | ≤10.0% | ≤15.5% | ≤0.003% | ≤0.003% | 1.55:1 |
Physical index for our chromite sand:
| Bulk density | Volume density | colour | PH | sintering temperature | melting point |
| 2.5-3g/cm³ | 4.0～4.8g/cm3 | black | 7-9 | > 1800°C | 2180°C |
