Research Article
Investigation into the Heat of Hydration and Alkali Silica Reactivity of Sustainable Ultrahigh Strength Concrete with Foundry Sand
Table 6
Heat of hydration summary for concrete mixtures.
| Mix-ID | Avg. peak heat flow (mW/g cement) | Deviation from control sample (mW/g cement) | Avg. time until peak heat flow (Hr) | Deviation from control sample (Hr) |
| NR-Cont | 2.04 | — | 13.58 | — | NR-10FS | 2.06 | 0.02 | 12.30 | 1.28 | NR-20FS | 2.15 | 0.11 | 10.92 | 2.67 | NR-30FS | 1.98 | −0.06 | 10.77 | 2.82 | RA-Cont | 1.64 | — | 12.65 | — | RA-10FS | 1.66 | 0.03 | 12.90 | −0.25 | RA-20FS | 1.71 | 0.07 | 12.63 | 0.02 | RA-30FS | 1.55 | −0.09 | 12.40 | 0.25 |
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