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Ceramic oxide Ceramic
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Aluminum Oxide Ceramic
Aluminum oxide (Al2O3) has an exceptional set of properties, such as:
- hardness;
- good thermal conductivity;
- excellent corrosion resistance;
- low density.
|
Material |
Al2O3.95% |
Al2O3.99% |
|
Density, g/cm3 |
3.7 |
3.88 |
|
Porosity % |
<0,5 |
<0,4 |
|
Hardness, HRC |
85 |
88 |
|
Bending strength, MPa |
12-13 |
15-17 |
|
Compressive strength, MPa |
2000-2300 |
2000-2400 |
|
Thermal conductivity at 20-100˚С, W/mK |
20-25 |
27-28 |
|
Thermal expansion coefficient, 1/K |
5.5x10-6 |
5.3x10-6 |