Development of Ecoefficient Engineered Cementitious Composites Using Supplementary Cementitious Materials as a Binder and Bottom Ash Aggregate as Fine Aggregate
Table 1
Chemical composition of cement, SCMs, SS, and BA.
Chemical composition
OPC
Fly ash (FA)
Blast furnace slag (SL)
Silica sand (SS)
Bottom ash aggregate (BA)
(%)
(%)
(%)
(%)
(%)
Lime (as CaO)
62.80
3.61
45.95
—
2.48
Soluble silica (as SiO2)
21.16
50.72
28.14
98.10
47.90
Alumina (as Al2O3)
4.65
20.73
15.87
1.12
25.94
Iron oxide (as Fe2O3)
3.14
6.37
1.06
0.71
4.76
Magnesia (as MgO)
2.18
1.08
4.98
—
1.10
Sulphur calculated as sulphuric anhydride (as SO3)
