Spinel (MgAl2O4 transparent polycrystalline) vs Titania (TiO2 rutile sintered)
Property comparison of Spinel (MgAl2O4 transparent polycrystalline) and Titania (TiO2 rutile sintered), both ceramic.
| Property | Spinel (MgAl2O4 transparent polycrystalline) | Titania (TiO2 rutile sintered) | Difference |
|---|---|---|---|
| Poisson ratio | 0.26 | 0.28 | +8% |
| Density | 3,580 kg/m³ | 4,250 kg/m³ | +19% |
| Thermal conductivity | 14.6 W/m·K | 6.5 W/m·K | -55% |
| Specific heat | 800 J/kg·K | 710 J/kg·K | -11% |
| Coefficient of thermal expansion | 0.000008 1/K | 0.000009 1/K | +11% |
Difference is Titania (TiO2 rutile sintered) relative to Spinel (MgAl2O4 transparent polycrystalline). Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
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