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Description
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TYPE AND PRODUCT:
--97% alumina ceramics
--99% alumina ceramics
--99% alumina ceramics
APPLICATION:
--Main for mid-light seals parts in general working conditions
TECHNICAL INDEX:
Chemical content:
Physical index:
| Item | Al2O3 | Fe2O3 | Na2O |
| Al2O3-99 | ≥99 | ≤0.1 | ≤0.3 |
| Al2O3-97 | ≥97 | ≤0.1 |
≤0.4
|
| Item | Al2O3-99 | Al2O3-97 |
| Density (g/cm3) | ≥3.9 | ≥3.75 |
| Compressive Strength | 540 | 380 |
| Porosity(%) | ≤0.4 | ≤0.4 |
| Hardness (HRA) | ≥90 | ≥85 |
| Bending strength (kgf/cm2) | ≥2600 | ≥2500 |
| Thermal Conductivity w/mok | 16.75 | 16.75 |
| Coefficient of Thermal Expansion×10 1/℃ | 5.3 | 5.5 |
| Thermal shock resistance (times) | ≥5 | ≥5 |
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