Table 7 Test results (compressive strength) with the introduction of additive No. 3
From: Research of Nano-modified Plain Cement Concrete Mixtures and Cement-Based Concrete
Day 3 | Day 7 | Day 28 |
|---|---|---|
Cube 1 | Cube 1 | Cube 1 |
2440 g–97 kg/s-30.6 MPa | 2455 g–110 kg/s-34.4 MPa | 2400 g–149 kg/s-46.3 MPa |
Cube 2 | Cube 2 | Cube 2 |
239 g–19 kg/s-41.6 MPa | 2400 g–120 kg/s-37.4 MPa | 2410 g–67 kg/s-20.7 MPa |
35.35Â MPa/39.29 | 35.9Â MPa/39.29 | 33.8Â MPa/39.29 |
98.9% | 81.3% | 86% |