Influence of Molarity and Chemical Composition on the Development of Compressive Strength in POFA Based Geopolymer Mortar

Table 5

The percentage (%) increase in the compressive strength at 3, 7, and 14 days compared with the 28-day strength.

Mortar designation	Increase of compressive strength (%)
	3-day (%)	7-day (%)	14-day (%)
M1	80	85	90
M2	87	90	96
M3	72	78	91
M4	90	93	97
M5	80	84	89
M6	68	73	85
M7	88	93	97
M8	75	81	88
M9	91	94	100
M10	87	90	98
M11	86	88	93
M12	90	94	97
M13	84	87	94
M14	83	91	96
M15	87	87	95
M16	90	96	100
M17	85	89	96
M18	81	81	86