| Unfired | Calcium hydrates | Portlandite | ||
| Sample | Mass change, % | Decomposition percent, % | Mass change, % | Percent, % |
| Unfired | 5.13 | - | 6.93 | 28.49 |
| 300˚C | 2.72 | 46.98 | 7.15 | 29.39 |
| 450˚C | 2.38 | 53.61 | 5.05 | 20.76 |
| 600˚C | 0.58 | 88.69 | 1.93 | 7.93 |
| 750˚C | 0.23 | 95.52 | 1.30 | 5.34 |