Table 9 Flow value and compressive strength of control grouts.
Superplasticizer (%) | W/C ratio | Flow (Seconds) | 1-day compressive strength | 14-day compressive strength | 28-day compressive strength |
|---|---|---|---|---|---|
0.5 | 0.30 | 25.00 | 25.12 | 40.87 | 44.89 |
0.35 | 20.00 | 19.79 | 38.28 | 41.37 | |
0.40 | 14.00 | 18.62 | 30.08 | 32.71 | |
0.45 | 12.00 | 12.15 | 28.52 | 30.91 | |
1 | 0.30 | 15.00 | 20.55 | 42.94 | 47.71 |
0.35 | 13.50 | 21.09 | 40.57 | 48.50 | |
0.40 | 10.00 | 19.23 | 33.51 | 34.24 | |
0.45 | 9.00 | 17.49 | 31.03 | 32.54 | |
1.5 | 0.30 | 10.00 | 15.56 | 38.91 | 46.49 |
0.35 | 9.00 | 13.24 | 31.32 | 36.40 | |
0.40 | 6.50 | 12.18 | 28.93 | 30.68 | |
0.45 | 6.00 | 10.17 | 26.69 | 27.67 |
