Table 4: Chemical composition of BLA and OPC.

Chemical Composition (%) Cement BLA
Silica (SiO2) 20.600 69.112
Calcium Oxide (CaO) 62.927 10.814
Aluminium (Al2O3) 5.985 2.523
Iron (Fe2O3) 3.341 1.741
Phosphorus (P2O5) 0.639 1.525
Chloride (Cl) 0.151 0.670
Sulphur (S) 2.622 0.406
Manganese (Mn) 0.129 0.245
Potassium (K2O) 0.266 4.814
Loss of Ignition (LOL) 3.34 8.15

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