Porcelain (dental/technical) vs SiAlON (Silicon Aluminum Oxynitride)
Property comparison of Porcelain (dental/technical) and SiAlON (Silicon Aluminum Oxynitride), both ceramic.
| Property | Porcelain (dental/technical) | SiAlON (Silicon Aluminum Oxynitride) | Difference |
|---|---|---|---|
| Elastic modulus | 70,000 MPa | 288,000 MPa | +311% |
| Shear modulus | 28,000 MPa | 120,000 MPa | +329% |
| Poisson ratio | 0.25 | 0.25 | 0% |
| Density | 2,400 kg/m³ | 3,240 kg/m³ | +35% |
| Thermal conductivity | 1.5 W/m·K | 18 W/m·K | +1100% |
| Specific heat | 1,050 J/kg·K | 880 J/kg·K | -16% |
| Coefficient of thermal expansion | 0.000006 1/K | 0.000003 1/K | -50% |
Difference is SiAlON (Silicon Aluminum Oxynitride) relative to Porcelain (dental/technical). 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
- ISO
- standard
- sintered
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