Ramming material for inductive EAF
| Brand/Index | MgO(%) | Al2O3(%) | Cr2O3(%) | SiO2(%) | Fe2O3(%) | Packing density(g/cm³) | Granularity(mm) |
|---|---|---|---|---|---|---|---|
| Magnesium type 1 | ≥91 | ≤1.2 | ≤1.5 | 3-5 | ≥2.40 | 0-10 | |
| Magnesium type 2 | ≥95 | ≤2 | ＜1.2 | ≥2.40 | 0-10 | ||
| Corundum spinel | 5-15 | 80-90 | ≤1.2 | ≥2.45 | 0-6 | ||
| Magnesium spinel | 75-85 | 15-20 | ≥2.40 | 0-6 | |||
| Magnochrome | 55-60 | 5-8 | 15-25 | ≤3 | 10-15 | ≥2.45 | 0-6 |
| Quartzy | ≥98 | ≥2.40 | 0-6 |
