Material: Aluminum Oxide (Al2O3), bulk
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| Property↑↓ | Value↑↓ | Conditions↑↓ | Reference↑↓ |
|---|---|---|---|
| Compressive strength | 2.945 GPa | Ceramic,at room temperature | CRC Materials Science and Engineering Handbook, p.419 |
| Compressive strength | 1.476 GPa | Ceramic,at temp=400 C | CRC Materials Science and Engineering Handbook, p.419 |
| Compressive strength | 1.3724 GPa | Ceramic,at temp=600 C | CRC Materials Science and Engineering Handbook, p.419 |
| Compressive strength | 1.262 GPa | Ceramic,at temp=800 C | CRC Materials Science and Engineering Handbook, p.419 |
| Compressive strength | 0.8828 GPa | Ceramic,at temp=1000 C | CRC Materials Science and Engineering Handbook, p.419 |
| Compressive strength | 0.5862 GPa | Ceramic,at temp=1100 C | CRC Materials Science and Engineering Handbook, p.419 |
| Compressive strength | 0.4897 GPa | Ceramic,at temp=1200 C | CRC Materials Science and Engineering Handbook, p.419 |
| Compressive strength | 0.4897 GPa | Ceramic,at temp=1200 C | CRC Materials Science and Engineering Handbook, p.419 |
| Compressive strength | 0.2455 GPa | Ceramic,at temp=1400 C | CRC Materials Science and Engineering Handbook, p.419 |
| Compressive strength | 0.09655 GPa | Ceramic,at temp=1500 C | CRC Materials Science and Engineering Handbook, p.419 |
| Compressive strength | 0.04828 GPa | Ceramic,at temp=1600 C | CRC Materials Science and Engineering Handbook, p.419 |
| Density | 4000 kg/m^3 | Single crystal. | Proceedings of IEEE,Vol 70,No.5,May 1982, p.421 |
| Density | 3970 .. 3986 kg/m^3 | Ceramic | CRC Materials Science and Engineering Handbook, p.50-52 |
| Electrical resistivity | 2e+11 Ω*m | Ceramic,at temp=100 C | CRC Materials Science and Engineering Handbook, p.565 |
| Electrical resistivity | 2e+11 Ω*m | Ceramic,at temp=100 C | CRC Materials Science and Engineering Handbook, p.565 |
| Electrical resistivity | 1e+11 Ω*m | Ceramic,at temp=300 C | CRC Materials Science and Engineering Handbook, p.565 |
| Electrical resistivity | 6.3e+08 Ω*m | Ceramic,at temp=500 C | CRC Materials Science and Engineering Handbook, p.565 |
| Electrical resistivity | 5e+06 Ω*m | Ceramic,at temp=700 C | CRC Materials Science and Engineering Handbook, p.565 |
| Electrical resistivity | 20000 Ω*m | Ceramic,at temp=1000 C | CRC Materials Science and Engineering Handbook, p.565 |
| Hardness,Knoop(KH) | 2100 kg/mm/mm | Single crystal. | Proceedings of IEEE,Vol 70,No.5,May 1982, p.421 |
| Hardness,Knoop(KH) | 2000 .. 2050 kg/mm/mm | 100g,Ceramic | CRC Materials Science and Engineering Handbook, p.473 |
| Hardness,Vickers(VH) | 2600 kg/mm/mm | 20g,Ceramic | CRC Materials Science and Engineering Handbook, p.473 |
| Hardness,Vickers(VH) | 2720 kg/mm/mm | 50g,Ceramic | CRC Materials Science and Engineering Handbook, p.473 |
| Modulus of Rupture | 0.90345 GPa | Ceramic,single crystal | CRC Materials Science and Engineering Handbook, p.534 |
| Modulus of Rupture | 0.4138 GPa | Ceramic,at room temperature | CRC Materials Science and Engineering Handbook, p.534 |
| Poisson's Ratio | 0.21 .. 0.27 | Ceramic | CRC Materials Science and Engineering Handbook, p.538 |
| Tensile strength | 0.2552 .. 0.2607 GPa | Ceramic,at room temperature | CRC Materials Science and Engineering Handbook, p.406 |
| Tensile strength | 0.2317 GPa | Ceramic at temp=300 C | CRC Materials Science and Engineering Handbook, p.406 |
| Tensile strength | 0.2759 GPa | Ceramic at temp=500 C | CRC Materials Science and Engineering Handbook, p.406 |
| Tensile strength | 0.2386 GPa | Ceramic at temp=800 C | CRC Materials Science and Engineering Handbook, p.406 |
| Tensile strength | 0.2414 GPa | Ceramic,at temp=1000 C | CRC Materials Science and Engineering Handbook, p.406 |
| Tensile strength | 0.2338 GPa | Ceramic,at temp=1050 C | CRC Materials Science and Engineering Handbook, p.406 |
| Tensile strength | 0.2166 GPa | Ceramic,at temp=1140 C | CRC Materials Science and Engineering Handbook, p.406 |
| Tensile strength | 0.1276 .. 0.1379 GPa | Ceramic,at temp=1200 C | CRC Materials Science and Engineering Handbook, p.406 |
| Tensile strength | 0.04414 GPa | Ceramic,at temp=1300 C | CRC Materials Science and Engineering Handbook, p.406 |
| Tensile strength | 0.02966 GPa | Ceramic,at temp=1400 C | CRC Materials Science and Engineering Handbook, p.406 |
| Tensile strength | 0.01034 GPa | Ceramic,at temp=1460 C | CRC Materials Science and Engineering Handbook, p.406 |
| Thermal conductivity | 50 W/m/K | Single crystal. | Proceedings of IEEE,Vol 70,No.5,May 1982, p.421 |
| Thermal conductivity | 5.43 W/m/K | Ceramic,at temp=1400 C | CRC Materials Science and Engineering Handbook, p.282 |
| Thermal conductivity | 25.08 W/m/K | Ceramic,at room temperature. | CRC Materials Science and Engineering Handbook, p.281 |
| Thermal conductivity | 16.72 .. 28.84 W/m/K | Ceramic,at temp=100 C. | CRC Materials Science and Engineering Handbook, p.281 |
| Thermal conductivity | 12.54 .. 26.75 W/m/K | Ceramic,at temp=200 C. | CRC Materials Science and Engineering Handbook, p.281 |
| Thermal conductivity | 15.47 W/m/K | Ceramic,at temp=315 C. | CRC Materials Science and Engineering Handbook, p.281 |
| Thermal conductivity | 8.36 .. 12.96 W/m/K | Ceramic,at temp=400 C. | CRC Materials Science and Engineering Handbook, p.282 |
| Thermal conductivity | 14.63 W/m/K | Ceramic,at temp=500 C. | CRC Materials Science and Engineering Handbook, p.282 |
| Thermal conductivity | 8.78 .. 9.2 W/m/K | Ceramic,at temp=600 C. | CRC Materials Science and Engineering Handbook, p.282 |
| Thermal conductivity | 6.27 .. 7.11 W/m/K | Ceramic,at temp=800 C. | CRC Materials Science and Engineering Handbook, p.282 |
| Thermal conductivity | 5.85 .. 6.69 W/m/K | Ceramic,at temp=1000 C. | CRC Materials Science and Engineering Handbook, p.282 |
| Thermal conductivity | 5.43 .. 6.27 W/m/K | Ceramic,at temp=1200 | CRC Materials Science and Engineering Handbook, p.282 |
| Thermal conductivity | 43.05 W/m/K | Single Crystal,at temp=20 C. | CRC Materials Science and Engineering Handbook, p.282 |
| Thermal conductivity | 19.65 W/m/K | Single Crystal,at temp=300 C. | CRC Materials Science and Engineering Handbook, p.282 |
| Thermal conductivity | 12.12 W/m/K | Single Crystal,at temp=800 C. | CRC Materials Science and Engineering Handbook, p.282 |
| Yield strength | 15.4 GPa | Single crystal. | Proceedings of IEEE,Vol 70,No.5,May 1982, p.421 |
| Young's Modulus | 530 GPa | Single crystal. | Proceedings of IEEE,Vol 70,No.5,May 1982, p.421 |
| Young's Modulus | 344.83 .. 408.99 GPa | Ceramic,at room temperature | CRC Materials Science and Engineering Handbook, p.509 |
| Young's Modulus | 344.83 .. 395.01 GPa | Ceramic,at temp=500 C | CRC Materials Science and Engineering Handbook, p.509 |
| Young's Modulus | 353.1 GPa | Ceramic,at temp=800 C | CRC Materials Science and Engineering Handbook, p.509 |
| Young's Modulus | 313.82 .. 344.83 GPa | Ceramic,at temp=1000 C | CRC Materials Science and Engineering Handbook, p.509 |
| Young's Modulus | 274.48 .. 369.99 GPa | Ceramic,at temp=1200 C | CRC Materials Science and Engineering Handbook, p.509 |
| Young's Modulus | 220.7 GPa | Ceramic,at temp=1250 C | CRC Materials Science and Engineering Handbook, p.509 |
| Young's Modulus | 225.54 GPa | Ceramic,at temp=1400 C | CRC Materials Science and Engineering Handbook, p.509 |
| Young's Modulus | 176.55 GPa | Ceramic,at temp=1500 C | CRC Materials Science and Engineering Handbook, p.509 |