Effect of Steel Fibres and Low Calcium Fly Ash on Mechanical and Elastic Properties of Geopolymer Concrete Composites

Table 1

Chemical composition of fly ash.

Chemical composition	SiO2	Al2O3	Fe2O3	MgO	SO3	Na2O	CaO	Total chlorides	Loss of ignition
Percentage (%)	77.10	17.71	1.21	0.90	2.20	0.80	0.62	0.03	0.87