编号 | 河砂/kg | 机制砂/kg | 石灰石粉掺量/% | 抗压强度/MPa | |||
|
|
|
| 3 d | 7 d | 28 d | 56 d |
1# | 729 | - | - | 27.6 | 34.6 | 42.7 | 44.2 |
2# | - | 729 | 0 | 28.4 | 35.2 | 43.8 | 45.3 |
3# | - | 714 | 2 | 29.3 | 36.4 | 44.3 | 46.1 |
4# | - | 700 | 4 | 30.4 | 37.7 | 45.4 | 47.9 |
5# | - | 685 | 6 | 31.2 | 39.2 | 46.3 | 49.5 |
6# | - | 671 | 8 | 32.7 | 40.8 | 47.9 | 50.4 |
7# | - | 656 | 10 | 33.6 | 41.5 | 49.1 | 51.6 |
8# | - | 642 | 12 | 35.0 | 42.6 | 51.8 | 54.2 |