Utilization of Brine Sludge in Nonstructural Building Components: A Sustainable Approach

Table 2

Physical and chemical properties of coarse and fine natural aggregates.

S. no.	Property	Fine aggregate	Coarse aggregate
(A) Physical parameters
1	Fineness modulus	2.55	6.60
2	Bulk density, kg/L
	Compact	1.65	1.50
	Loose	1.50	1.42
3	Specific gravity	2.52	2.64
4	Water absorption, %	0.25	0.40
5	Flakiness index, %	—	14.2
6	Elongation index, %	—	22.5
7	Impact value, %	—	15.2
8	Los angeles abrasion resistance, %	—	22.3
(B) Chemical parameters, %
1	CaO	35.41	19.16
2	SiO2	41.90	51.32
3	Fe2O3	6.84	4.45
4	Al2O3	6.47	2.55
5	Others	2.09	22.52