Rhenium (Re pure >99.9%) vs Silica Refractory Brick (>93% SiO2)
Property comparison of Rhenium (Re pure >99.9%) and Silica Refractory Brick (>93% SiO2), both refractory.
| Property | Rhenium (Re pure >99.9%) | Silica Refractory Brick (>93% SiO2) | Difference |
|---|---|---|---|
| Elastic modulus | 463,000 MPa | 40,000 MPa | -91% |
| Poisson ratio | 0.3 | 0.2 | -33% |
| Density | 21,020 kg/m³ | 1,900 kg/m³ | -91% |
| Thermal conductivity | 48 W/m·K | 1.5 W/m·K | -97% |
| Specific heat | 137 J/kg·K | 753 J/kg·K | +450% |
| Coefficient of thermal expansion | 0.000006 1/K | 0.000012 1/K | +94% |
Difference is Silica Refractory Brick (>93% SiO2) relative to Rhenium (Re pure >99.9%). 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
- CRC Handbook of Chemistry and Physics 103rd Ed.
- heat treatment
- annealed
- standard
- ASTM
- heat treatment
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