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. 2021 Oct 11;9:705475. doi: 10.3389/fchem.2021.705475

TABLE 1.

Flyglass synthesis and activation. (Ruiz-Santaquiteria, 2013a)

Name	Glass synthesis: conditions		^b Alkaline activation (NaOH 8M)
Name	^a Starting mix composition		T^a (^oC)	Compressive strength (MPa)
A	46.9 %BC+39.3 %KF+13.8 % Fluxes		1250	16 ± 1.9
B	46.9 %BC+39.3 %KF+13.8% fluxes		1400	15 ± 2.2
C	42.2 %BC+35.4% KF+12.4 %fluxes +10.0 %CaCO₃		1250	64±3.1

^a

Ball clay (BC) and potassium feldspar (KF)

^b

Cured for 20 h at 85°C and RH > 95 %)