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Summary of the methodology of preparation of the fly ash (FA) and borosilicate (BSG) based geopolymer samples and related parameters.
| Sample | Powder Mixture (FA%–BSG%) | Molarity (M) | Curing Time (day) | SiO2/Al2O3 | α Coefficient |
|---|---|---|---|---|---|
| Mix-1 | 70–30 | 13 | 1 | 2.7 | 2.2 |
| Mix-2 | 55–45 | 13 | 1 | 3.3 | 2.5 |
| Mix-3 | 40–60 | 13 | 1 | 4.2 | 2.8 |
| Mix-4 | 30–70 | 13 | 1 | 5.0 | 3.0 |
| Mix-5 | 55–45 | 13 | 3 | 3.3 | 2.5 |
| Mix-6 | 55–45 | 10 | 1 | 3.3 | 2.5 |
