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Aluminium oxide ceramics
Product Detailed
Related Categories:Ceramics
Aluminium oxide ceramics
-Zinc oxide ceramics
-96% to 99% Al2O3
-TO-220, TO-3P size
-Industrial price
Physical properties:
Test Item | Unit | 96% to 99% Aluminium oxide |
Density | G/CM³ | 3.90 |
Water absorption | % | <0.02 |
Thermal expansivity | 10-6/K | 8.5 |
Young's modulus | GPa | 340 |
Poisson ratio | / | 0.22 |
Hardness(Hv) | MPa | 1650 |
Flexural strength (room temperature) | MPa | 310 |
Flexural strength (700°C) | MPa | 230 |
Compression strength (room temperature) | MPa | 2200 |
Fracture toughness | MPa'm½ | 4.2 |
Thermal conductivity (room temperature) | W/m.k | 20 |
Insulation strength | KV/mm | 10 |
Long-term working temperature | (°C) | 1480 |
Ratio resistivity | Ω•mm²/m | >1016 |
Maximum service temperature (no-load) | °C | 1750 |
Acid-base and corrosion resistance | / | Strong |
Refractoriness | °C | 2000 |
Aluminium oxide ceramics
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