Sources | Replacement levels (%) | Split tensile strength (MPa) | |
7 days | 28 days | ||
[40] | 0 | 2.22 | 3.128 |
| 5 | 1.90 | 3.118 |
| 7.5 | 2.092 | 3.316 |
| 10 | 1.90 | 3.28 |
| 12.5 | 1.89 | 3.075 |
| 15 | 1.650 | 2.911 |
[41] | 0 | 1.63 | 2.41 |
| 10 | 2.10 | 2.55 |
| 15 | 2.12 | 2.78 |
| 20 | 2.15 | 2.83 |
| 25 | 2.48 | 2.93 |
[42] | 0 | 2.163 | 3.021 |
| 5 | 2.360 | 3.178 |
| 10 | 1.921 | 2.643 |
| 15 | 1.814 | 2.517 |
| 20 | 1.586 | 2.118 |
| 25 | 1.443 | 2.041 |
[43] | 0 | 1.182 | 1.526 |
| 5 | 1.249 | 1.651 |
| 10 | 1.289 | 1.677 |
| 15 | 1.380 | 1.697 |
| 20 | 0.950 | 0.961 |
| 25 | 0.92 | 0.781 |