From: Pore Structure of Calcium Sulfoaluminate Paste and Durability of Concrete in Freeze–Thaw Environment
\( C\overline{S} A \) | Portland | |||||
---|---|---|---|---|---|---|
w/c | 0.4 | 0.5 | 0.6 | 0.4 | 0.5 | 0.6 |
Total pore volume (cm3/g) | 0.0822 | 0.1109 | 0.2014 | 0.0738 | 0.1903 | 0.3031 |
Critical diameter D crit (nm) | 34 | 96 | 185 | 2350 | 84 | 107 |
Threshold pore diameter D th (nm) | 79 | 141 | 657 | 11 | 154 | 530 |
Total surface area (m2/g) | 13.7 | 11.78 | 16.02 | 18.44 | 29.13 | 32.05 |
Median pore diameter (nm) | 35 | 64 | 118 | 1874 | 51 | 93 |
Standard deviation (nm) | 14 | 22 | 25 | 10 | 13 | 17 |
Average pore diameter (nm) | 29 | 43 | 53 | 24 | 26 | 38 |