The cement used is P ยท O42.
5 ordinary Portland cement, and the main performance indicators of the cement are shown in Table 1.
The slag powder is S95, with a moisture content of 0.
1% and a 28 day activity index of 100%.
Limestone powder is obtained by washing, crushing, grinding, and screening limestone parent rock, with a MB value of 0.
2 and a specific surface area of 425 m2/kg.
.