| Customization: | Available |
|---|---|
| Flexural Strength: | 250-300 MPa |
| Material: | Refractory Ceramic Crucible |
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Crucibles are smaller containers used for the melting of materials, e.g. minerals and glass.
1.Material: 99% alumina, corundum-mullite ceramic, zirconium oxide ceramics optional
2.Shape: we are able to supply a variety of shape of ceramic crucibles, including cylinder, rectangular, square, boat and so on.
3. Features: all ceramic crucibles are with excellent chemical resistance, thermal - shock performance.
4. Working temperature: It can be work under max. 1600ºC long term.
5. Application: They are commonly used in a variety of metal or non-metal melting material, or melting items analysis in the lab, also it's a regular application for smelting & sintering for phosphors, rare earth material, precious metals.
| Properties | Unit | Steatite ceramic | 95% Al2O3 | 99% Al2O3 | Zirconia Ceramic |
| Density | g/cm³ | 2.7 | 3.6 | 3.8 | 5.6 |
| Flexural strength | Mpa | 145 | 300 | 300 | 354 |
| Hardness | Gpa | 5.7 | 7 | 10.7 | 12.3 |
| Elastic modulus | Gpa | 120 | 275 | 320 | 205 |
| Poissons ratio | - | 0.21 | 0.22 | 0.22 | 0.30 |
| Linear expansion coefficient | x 10-6/ºC | 7.9 | 7.1 | 7.8 | 9 |
| Thermal conductivity | w/(m.k) | 2.5 | 20 | 25 | 2.5 |
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