Table 1 Chemical compositional analysis by XDF (mass %).
From: Pore Structure of Calcium Sulfoaluminate Paste and Durability of Concrete in Freeze–Thaw Environment
Composition | \( C\overline{S} A \) cement | Portland cement |
|---|---|---|
SiO2 | 11.47 | 20.92 |
AI2O3 | 11.40 | 3.23 |
Fe2O3 | 0.98 | 3.85 |
CaO | 36.71 | 55.18 |
MgO | 2.67 | 2.48 |
SO3 | 9.99 | 8.67 |
Na2O | 0.04 | 0.04 |
K2O | 0.31 | 0.27 |
\( {\text{C}}_{ 4}^{{}} {\text{A}}_{ 3}^{{}} \overline{\text{S}} \) | 21.69 | 5.36 |
CS | 4.74 | – |