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

Table 3

Properties of aggregates.

Physical properties	Coarse aggregate (CA)		Fine aggregate (FA)
	CA-I	CA-II
Type	Crushed	Crushed	River sand
Maximum size	20 mm	12.5 mm	4.75 mm
Specific gravity	2.641	2.639	2.563
Water absorption	0.59%	0.82%	1.56%
Moisture content	Nil	Nil	Nil