Table 1 Physical properties of cement.
Description | Requirements as per BS EN 197-1:2011 | Typical results |
|---|---|---|
Fineness: Blaine air permeability (m2/kg) | 310–330 | |
Specific gravity | 3.13–3.14 | |
Soundness: Le Chatelier exp., mm | ≤ 10 | 0.10–0.15 |
% Standard consistency | 26.0–28.0 | |
Time of setting: Vicat test | ||
Initial, minutes | ≥ 60 | 180–190 |
Final, minutes | 220–230 | |
Compressive strength, MPa | ||
2 Days | ≥ 10 | 22–26 |
7 Days | 38–42 | |
28 Days | ≥ 42.5 ≤ 62.5 | 48–52 |
