Strength and Drying Shrinkage of Alkali-Activated Slag Paste and Mortar

Table 2

Compressive strength of Portland cement mortars at water/cement ratio of 0.54 (MPa).

Group	PC (Portland cement)	APC (alkali-activated Portland cement)
Curing temperature (°C)	23
Sand/slag ratio	2
3 days	12.45	22.20
7 days	21.52	25.30
28 days	32.46	30.10
56 days	39.25	34.20