Geotechnical and Physico-Chemical Characterization of Low Lime Fly Ashes

Table 1

Chemical composition of fly ashes.

Constituent	NFA (%)	MFA (%)
Silica (SiO2)	50.97	56.88
Alumina (Al2O3)	18.81	27.65
Ferric (Fe2O3)	16.61	6.28
Calcium (CaO)	9.00	3.62
Magnesium (MgO)	1.41	0.34
Titanium (TiO2)	0.28	0.31
Potassium (K2O)	0.23	0.27
Sodium (Na2O)	0.18	0.19
Loss on ignition	2.60	4.46