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Alumina (Al2O3) Ceramic Bushing is...
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Alumina (Al2O3) Ceramic Bushing is made of high-purity alumina material and processed through high-temperature sintering, offering high hardness, mechanical strength, temperature stability, thermal conductivity, insulation, and corrosion resistance. Heeger Materials provides top-quality Al2O3 Ceramic Bushing at competitive prices, offering specialized and customized services to meet needs.
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Shape | customized |
Materials | Al2O3 |
Purity | 95%, 99%, 99.7%, or customized |
Size | Per request or drawing |
Alumina (Al2O3) Ceramic Bushings exhibit excellent properties, including outstanding wear resistance, high-temperature stability, chemical inertness, electrical insulation, and dimensional stability. As a result, they are highly suitable for use in various demanding environments and industries. They are often employed to protect and support the internal surfaces of metal pipes or equipment.
Composition | UNIT | HM-Al95 | HM-Al99 | HM-Al997 |
AL2O3 Content | % | 95 | 99 | 99.7 |
Color |
| White | Ivory | Ivory |
Tensile Strength | Kpsi | 32 | 38 | 36 |
Flexural Strength | Kpsi | 52 | 55 | 54 |
Compressive Strength | Kpsi | 300 | 377 | 350 |
Density | g/cc | 3.70 | 3.90 | 3.92 |
Hardness | HV, GPa | 13.8 | 17.2 | 18 |
Thermal Conductivity | W/(m K) | 25 | 30 | 30 |
Coefficient of Thermal Expansion | In / In°C (x10-6) | 7.7 | 7.8 | 7.8 |
Working Temperature | °C | 1500 | 1650 | 1750 |
Dielectric Constant |
| 9.5 | 9.7 | 9.8 |
Volume Resistivity (25°C) | Ohm-cm | >1014 | >1014 | >1014 |
*Customized services can be available according to specific drawings.
Alumina (Al2O3) Ceramic Bushings are carefully packaged with adhesive-free surface protection tape and cardboard boxes to minimize damage during storage and transportation and to preserve the quality of our products in their original condition.
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