High-alumina Refractory vs. Steatite
Both high-alumina refractory and steatite are oxide-based engineering ceramics. There are 8 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.
For each property being compared, the top bar is high-alumina refractory and the bottom bar is steatite.
Metric UnitsUS Customary Units
Material Properties
| Density, g/cm3 | 2.1 | |
| 1.9 to 2.8 |
| Flexural Strength, MPa | 28 | |
| 32 to 150 |
| Maximum Temperature: Mechanical, °C | 1200 | |
| 750 to 1230 |
| Maximum Thermal Shock, °C | 210 | |
| 90 to 160 |
| Specific Heat Capacity, J/kg-K | 800 | |
| 850 to 860 |
| Thermal Conductivity, W/m-K | 1.5 | |
| 1.8 to 2.5 |
| Thermal Diffusivity, mm2/s | 0.87 | |
| 0.79 to 1.1 |
| Thermal Expansion, µm/m-K | 4.3 | |
| 7.0 to 9.0 |