9F,Bldg.A Dongshengmingdu Plaza,No.21 Chaoyang East Road,Lianyungang Jiangsu,China +86-13951255589 [email protected]
Ceramic crucibles are refractory containers used for high-temperature heating in chemical experiments and industrial production. They belong to the category of chemical instruments and are mainly applied in fields such as metallurgy, casting, and semiconductor preparation.
Brief
Ceramic crucibles are refractory containers used for high-temperature heating in chemical experiments and industrial production. They belong to the category of chemical instruments and are mainly applied in fields such as metallurgy, casting, and semiconductor preparation.



Details
The materials of ceramic crucibles mainly include alumina, zirconia, aluminum nitride, silicon carbide, silicon nitride, boron nitride, quartz ceramics, porcelain etc. Arc-shaped, cylindrical, square and rectangular shapes are all available here. There are many inventory specifications. The shape, size and surface treatment can all be customized according to your requirements.
Notes
Parameter
| Item | Test Condition | Unit Symbol | 95% | 99% | 85% |
| The main chemical ingredient | Al2O3 | Al2O3 | Al2O3 | ||
| Bulk Density | g/cm3 | 3.6 | 3.89 | 3.4 | |
| Maximum Use Temperature | 1450℃ | 1600℃ | 1400℃ | ||
| Water absorption | % | 0 | 0 | <0.2 | |
| Flexural strength | 20°C | MPa (psi x 103) | 358 (52) | 550 | 300 |
| Coefficient of thermal expansion | 25 - 1000°C | 1×10⁻⁶/°C | 7.6 | 7.9 | 7 |
| Coefficient of thermal conductivity | 20°C | W/m·K | 16 | 30 | 18 |
Note: The above data is only for your reference.


