Table 4.
Flexural and compressive strength after 2, 7 and 28 days of curing.
| Sample Designation | Flexural Strength (MPa) | Compressive Strength (MPa) | ||||
|---|---|---|---|---|---|---|
| 2 Days | 7 Days | 28 Days | 2 Days | 7 Days | 28 Days | |
| R | 5.4 | 6.9 | 8.4 | 28.1 | 37.4 | 50.4 |
| G25 | 5.8 | 7.1 | 7.9 | 25 | 35.4 | 54.7 |
| G50 | 5.8 | 6.6 | 7.6 | 24.3 | 34.3 | 48 |
| G75 | 5.7 | 6.6 | 7.3 | 22.8 | 34.3 | 47.5 |
| G100 | 5.6 | 6.7 | 7.3 | 23 | 33.9 | 46.4 |
| RNS | 6.2 | 7.7 | 8.6 | 31.1 | 45.1 | 62.4 |
| G25NS | 5.9 | 7.4 | 8.3 | 25.6 | 43.3 | 59.2 |
| G50NS | 6.0 | 7.3 | 7.8 | 24.5 | 41.9 | 55.5 |
| G75NS | 5.9 | 7.3 | 7.8 | 23.7 | 41.4 | 52.3 |
| G100NS | 5.5 | 7.0 | 7.4 | 24.1 | 40.5 | 53.3 |