Table 3.

The average content of the main elements (at %) and their ratios in the matrix of alkali-activated binders.

Blend	Si	Al	Na	Ca	Si/Al	Ca/Si	Al/Ca
F0S10	13.41 ± 0.32	5.27 ± 0.15	10.66 ± 0.13	10.80 ± 0.17	2.55 ± 0.13	0.80 ± 0.01	0.49 ± 0.02
F10S0	22.64 ± 1.14	9.50 ± 0.34	10.40 ± 0.08	0.47 ± 0.13	2.39 ± 0.20	0.02 ± 0.00	20.94 ± 6.64
F2S8	15.58 ± 1.12	6.93 ± 1.59	9.88 ± 0.12	6.64 ± 0.29	2.25 ± 0.59	0.43 ± 0.09	1.04 ± 0.68
F4S6	15.46 ± 2.87	7.52 ± 1.01	9.11 ± 2.71	5.81 ± 2.09	2.05 ± 0.66	0.37 ± 0.21	1.29 ± 0.31
F6S4	16.81 ± 0.08	8.50 ± 0.20	11.40 ± 1.11	5.49 ± 1.89	1.98 ± 0.05	0.33 ± 0.11	1.55 ± 0.61
F8S2	16.76 ± 0.90	9.37 ± 1.29	10.73 ± 0.32	4.57 ± 1.20	1.79 ± 0.15	0.27 ± 0.09	2.05 ± 0.85