to Magnesia ceramics
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| Magnesia ceramic (30% porosity) | ||||
| Chemical composition: MgO | ||||
| Property | Value in metric unit | Value in US unit | ||
| Density | 2.5 *10³ | kg/m³ | 156.1 | lb/ft³ |
|---|---|---|---|---|
| Modulus of elasticity | 90 | GPa | 13050 | ksi |
| Flexural strength | 50 | MPa | 7250 | psi |
| Thermal expansion (20 ºC) | 12*10-6 | ºCˉ¹ | 6.7*10-6 | in/(in* ºF) |
| Thermal conductivity | 8 | W/(m*K) | 55.5 | BTU*in/(hr*ft²*ºF) |
| Specific heat capacity | 880 | J/(kg*K) | 0.21 | BTU/(lb*ºF) |
| Dielectric constant (1MHz) | 10 | - | 10 | - |