| Sources | Replacement levels (%) | Flexural strength (MPa) | |||
| 3 days | 7 days | 28 days | 56 days | ||
| [37] | 0 | 4.6 | 5.9 | 7.1 | - |
|
| 5 | 4.5 | 6.7 | 6.9 | - |
|
| 10 | 4.3 | 6.8 | 7.4 | - |
|
| 15 | 4.0 | 5.2 | - | - |
| [38] | 0 | - | 3.9 | 4.9 | - |
|
| 5 | - | 4.25 | 5.5 | - |
|
| 10 | - | 3.5 | 4.72 | - |
|
| 15 | - | 3.15 | 3.9 | - |
|
| 20 | - | 2.5 | 3.15 | - |
| [26] | 0 | - | - | 4.5 | 5.1 |
|
| 10 | - | - | 3.9 | 4.1 |
|
| 15 | - | - | 4.7 | 5.6 |
|
| 20 | - | - | 3.7 | 3.8 |
| [39] | 10 | - | - | 3.0 | - |
|
| 20 | - | - | 2.5 | - |
|
| 25 | - | - | 2.4 | - |