Table 2: Chemical composition of binder materials.

Constituents (wt %)OPCRHA(FA)GGBS

SiO216.590.5541.2935
Fe2O33.6330.9112.360.52
CaO69.431.231.040
MgO1.290.442.628
K2O0.4895.522.490.46
SO34.230.813.02.09
Al2O33.650.6723.5911.72
LOI2.142.6261.42
Physical properties
Specific surface area (m²/kg)320350570450
Specific gravity3.142.152.62.1