Research Article
Minimum Water Requirement Method for High-Performance Sulphoaluminate Cement-Based Materials
Table 4
Compressive strength, standard consistency, and minimal water requirement.
| Dosage (%) | Test number | Cement | Fly ash | Silica fume | Steel slag | Water binder ratio | Water reducing agent | Standard consistence | Minimal water requirement | 28 d compress strength (MPa) |
| A1 | 86.5 | 4 | 5 | 4.5 | 0.27 | 0.6 | 0.312 | 0.243 | 85.1 | A2 | 77 | 4 | 10 | 9 | 0.27 | 0.6 | 0.36 | 0.263 | 85.2 | A3 | 67.5 | 4 | 15 | 13.5 | 0.27 | 0.6 | 0.468 | 0.315 | 59.6 | A4 | 80 | 6 | 5 | 9 | 0.27 | 0.6 | 0.358 | 0.266 | 88.4 | A5 | 70.5 | 6 | 10 | 13.5 | 0.27 | 0.6 | 0.407 | 0.291 | 79.4 | A6 | 74.5 | 6 | 15 | 4.5 | 0.27 | 0.6 | 0.363 | 0.268 | 71.5 | A7 | 67.5 | 8 | 5 | 13.5 | 0.27 | 0.6 | 0.392 | 0.277 | 65.1 | A8 | 77.5 | 8 | 10 | 4.5 | 0.27 | 0.6 | 0.352 | 0.251 | 71.4 | A9 | 68 | 8 | 15 | 9 | 0.27 | 0.6 | 0.420 | 0.280 | 66.0 |
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