Reduction of the Early Autogenous Shrinkage of High Strength Concrete

Table 6

Comparison of the autogenous shrinkage of 24- and 48-hour-old concrete, without and with a shrinkage-reducing admixture, and their associated 28-day compressive strengths.

Concrete mix	Additional measure
		[]	[]	[MPa]
C2	/	−0.203	−0.235	81.4
M2	Use of a shrinkage-reducing admixture	−0.050	−0.030	77.9