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Alumina (Al2O3) Ceramic Ring offers...
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Alumina (Al2O3) Ceramic Ring offers high hardness, mechanical strength, temperature stability, thermal conductivity, insulation, and corrosion resistance. It is an excellent material for various applications such as mechanical seals, electronics, instrumentation, etc. Heeger Materials provides top-quality Al2O3 Ceramic rings at competitive prices, offering specialized and customized services.
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Materials | Al2O3 |
Purity | 95%, 99%, 99.7%, or customized |
Size | Per request or drawing |
Alumina (Al2O3) Ceramic Ring consists of high-purity alumina (Al₂O₃), providing outstanding strength, hardness, and thermal stability. Recognized for their excellent electrical insulation, resistance to high temperatures, oxidation, and corrosion, alumina ceramics are extensively utilized in extreme conditions. These rings are perfect for uses that need durability and structural integrity, including mechanical seals, sensors, electronics, and instrumentation. Moreover, alumina ceramic rings are used in sectors such as communications, transportation, and engineering because of their robustness and high-performance qualities. Their capacity to endure harsh conditions renders them vital for crucial parts in challenging applications.
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 Rings 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.
Heeger Materials Inc., a professional supplier, and manufacturer of high-quality Alumina Ceramics (Al2O3) products including Alumina (Al2O3) Ceramic Ring leverages extensive expertise in supply and export to offer competitive prices. We provide customized solutions to meet specific requirements, ensuring exceptional quality and customer satisfaction.
Heeger Materials Inc. was established in 2016 in Colorado, USA. We specialize in premium-grade metals, alloys, ceramics, powders, and other materials catering to research, development, and large-scale industrial production in scientific and industrial sectors.
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