Table 1.
Components of the HESC material.
| Composition | Percentages (%) |
|---|---|
| CaO | 68.4 |
| SiO2 | 11.9 |
| Al2O3 | 9.20 |
| SO2 | 5.10 |
| Fe2O3 | 2.90 |
| K2O | 1.80 |
| TiO2 | 0.70 |
| P2O5 | 0.50 |
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