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| PRODUCT DATA of Al2O3 |
| Material | Al2O3 |
| Product Datasheet | technical ceramics |
| General Information | Excellent hardness and high wear resistance, toghether with a good acids endurance |
| Main Categories | Used in shafts, pistons, balls for valves, nozzles, thermal barriers |
| Name of Manufacturer | ATC components
Via V. Veneto, 23851, Galbiate (LC) +39 3343770812 salesworld@atccomponents.it www.atccomponents.it |
| PHYSICAL PROPERTIES |
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| Specific Gravity | 3.9 |
| ELASTIC PROPERTIES |
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| Tensile Modulus | 300 to 400 GPa |
| Poisson Ratio | 0.19 |
| MECHANICAL PROPERTIES |
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| Ultimate Tensile Strength | 303 MPa |
| Fracture Toughness (KIc) | 4 to 5 MPa.m^1/2 |
| Hardness | 1500 to 1650 Hv |
| Shear Strength | 330 MPa |
| ELECTRICAL PROPERTIES |
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| Electrical Volume Resistivity | 1e7 ohm.m(minimum) |
| Dielectric Constant | 9 to 10.1 |
| Dielectric Strength | 10 to 35 kV/mm |
| THERMAL PROPERTIES |
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| Temperature Range | 1700 °C(maximum) |
| Thermal Conductivity | 26 to 35 W/m.K |
| Thermal Expansion Coefficient | 8 μstrain/°C |
| Specific Heat | 0.85 to 0.9 J/g.K |
| Melting Range | 2100 °C |