Grade | Chemical Composition(%) | |||||
Si | Al | Fe | S | P | C | |
Si25Al35Fe | ≥25 | ≥35 | Balance | ≤0.08 | ≤0.04 | ≤0.8 |
Si25Al30Fe | ≥25 | ≥30 | Balance | ≤0.08 | ≤0.04 | ≤0.8 |
Si20Al35Fe | ≥20 | ≥35 | Balance | ≤0.08 | ≤0.04 | ≤0.8 |
Si20Al45Fe | ≥20 | ≥45 | Balance | ≤0.08 | ≤0.04 | ≤0.8 |