| Melting Point(℃) | Melting Speed(S) | Expansion Ratio | CaO% | SiO2% | Al2O3% | C% | H2O% |
| 1050-1260 | 60-120 | ≥1.5 | 15-25 | 15-30 | 6-14 | 15-20 | ≤0.75 |
| Item | SiO2% | CaO% | Fe2O3% | Al2O3% | MgO% | C% |
| 38-48 | 10-20 | ≤3 | ≤8 | 6-10 | 28-38 |
| Item | H2O | Particle Size (mm) | Melting Point | Volume | Expansion Ratio |
| Index | <1% | 0.15-2mm | 1250-1350℃ | ≤7 | ≤7 |