Table 7. Average Contact Angle of Activated Slag Cement Pastes as a Function of Activator Type and Curing Agea.
| curing
age (days) |
||
|---|---|---|
| activator type | 28 | 180 |
| NaOH | - | 34.33° ± 0.14° |
| NaAc | 44.21° ± 0.01° | 43.09° ± 0.11° |
| KOH | - | 42.17° ± 0.01° |
| KAc | 49.95° ± 0.07° | 46.12° ± 0.02° |
Error corresponds to one standard deviation of two measurements.