Table 4
Effect of NT on the rheological properties.
| No. | NT (%) | W/C (%) | Shear rate (rev/min) |
n | k | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| 600 | 300 | 200 | 100 | 6 | 3 | |||||
| 1 | 0 | 0.45 | 134 | 93 | 81 | 63 | 23 | 17 | 0.355 | 5.193 |
| 2 | 1 | 0.45 | 166 | 123 | 90 | 85 | 21 | 18 | 0.336 | 7.732 |
| 3 | 2 | 0.45 | 241 | 155 | 126 | 108 | 27 | 20 | 0.329 | 10.178 |
| 4 | 3 | 0.45 | 248 | 168 | 139 | 117 | 31 | 25 | 0.329 | 11.032 |
| 5 | 4 | 0.45 | 255 | 168 | 142 | 118 | 34 | 27 | 0.321 | 11.597 |