Normal Weight Concrete fc=40 MPa vs Geopolymer Concrete (Fly Ash Based)
Property comparison of Normal Weight Concrete fc=40 MPa and Geopolymer Concrete (Fly Ash Based), both concrete.
| Property | Normal Weight Concrete fc=40 MPa | Geopolymer Concrete (Fly Ash Based) | Difference |
|---|---|---|---|
| Elastic modulus | 29,900 MPa | 25,000 MPa | -16% |
| Poisson ratio | 0.18 | 0.2 | +11% |
| Density | 2,400 kg/m³ | 2,300 kg/m³ | -4% |
| Thermal conductivity | 1.9 W/m·K | 0.75 W/m·K | -61% |
| Specific heat | 880 J/kg·K | 900 J/kg·K | +2% |
| Coefficient of thermal expansion | 0.00001 1/K | 0.000011 1/K | +10% |
Difference is Geopolymer Concrete (Fly Ash Based) relative to Normal Weight Concrete fc=40 MPa. Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
- standard
- ACI
- standard
- none
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