| Replacement of OPC by GCT (%) | 0 | 5 | 10 | 20 |
| Mass of cement (g) | 400 | 380 | 360 | 320 |
| Mass of GCT (g) | 0 | 20 | 40 | 80 |
| Mass of water (g) | 122 | 127.5 | 150.7 | 199.6 |
| Water content (%) | 29.8 | 37.0 | 41.8 | 47 |
| Initial setting time (min) | 46 | 51 | 84 | 125 |
| Final setting time (min) | 590 | 905 | 1396 | 1501 |