Behavior of Low Grade Steel Fiber Reinforced Concrete Made with Fresh and Recycled Brick Aggregates

Table 1

Physical and chemical properties of the Portland composite cement.

Sl. number	Properties of cement		Value
	Initial setting time (min)		110
	Final setting time (min)		290
	Compressive strength (MPa)	28 days	31
	Normal consistency (%)		28.25
	Chemical composition	Clinker (%)	70–79
		Fly ash, slag, limestone (%)	21–25
		Gypsum (%)	0–5
	Specific gravity (g/cm^3)		3.0