Mechanical Characteristics of Hardened Concrete with Different Mineral Admixtures: A Review

Table 3

Elastic modulus of OPC and FA concrete [25].

Concrete type	Elastic modulus (GPa)	w/c or w/b ratio	Days
			7	14	28	90
OPC	Initial		26.7	36.5	28.2	44.6
20% FA		0.48	29.3	27.5	26.4	38.8
OPC	Secant		23.9	28.9	26.4	35.1
20% FA			22.2	21.8	23.9	32.8
OPC	Initial		25.9	25.4	30.9	33.1
20% FA		0.5	23.2	22.7	25.3	38.1
OPC	Secant		21.9	22.5	26.6	28.9
20% FA			19.0	19.8	24.0	30.9