Research Article
Effects of Sand Powder on Sulfuric Acid Resistance, Compressive Strength, Cost Benefits, and CO2 Reduction of High CaO Fly Ash Concrete
Table 7
Mix proportions of concrete that are used to compare the unit price.
| | Mixtures | Cement (OPC) (kg/m3) | Fly ash (FAM) (kg/m3) | Fly ash (FAR) (kg/m3) | Sand powder (GS) (kg/m3) | Coarse aggregate (kg/m3) | Fine aggregate (kg/m3) |
| | C100 | 298 | — | — | — | 1,050 | 930 | | C90GS10 | 268.2 | — | — | 29.8 | 1,050 | 930 | | C70FAM30 | 208.6 | 89.4 | — | — | 1,050 | 930 | | C70FAR30 | 208.6 | — | 89.4 | — | 1,050 | 930 | | C70FAM20GS10 | 208.6 | 59.6 | — | 29.8 | 1,050 | 930 |
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