Precision ceramic structure
2 year ago
Advanced aluminum ceramic part of aerospace
Ceramic for aerospace applications often refers to a broad category of high-tech ceramic materials designed specifically for use in aerospace vehicles. These materials can include not only aluminum oxide but also other types of ceramics like zirconia, silicon carbide, and boron carbide, depending on the specific application.
Advanced ceramics in aerospace engineering encompass a wide range of specialized ceramic materials with enhanced properties compared to traditional metals. These materials are characterized by their high melting points, low density, and superior mechanical properties under extreme conditions, making them indispensable in aerospace technologies.
Engineering ceramics, a subset of advanced ceramics, are specifically tailored for use in engineering applications, including aerospace. They are chosen for their ability to withstand high temperatures, resist chemical corrosion, and maintain structural integrity under varying environmental conditions. These ceramics are often used in components that require high performance and longevity, such as engine parts, turbine blades, and heat exchangers.
Ceramic discs and ceramic insulators are two common forms of ceramic components used in aerospace. Ceramic discs may serve as bearings or seals, providing wear-resistant surfaces that maintain precise tolerances even at high speeds and temperatures. Ceramic insulators, on the other hand, are crucial for electrical insulation in high-voltage systems, ensuring safe and efficient power distribution in aircraft electronics.
| Item | Unit | Al2O3 95％－97％ | Al2O3 99％ |
| Desity | g/cm3 | 3.7 | 3.85 |
| Flexural Strength | Mpa | 300 | 340 |
| Compressive Strength | Mpa | 3400 | 3600 |
| Modulus of Elaslicity | Gpa | 350 | 380 |
| Impact Resistance | Mpa m1/2 | 4.0 | 5 |
| Weibull Moudulus | m | 10.0 | 10 |
| Vickers Hardness | HV0.5 | 1200.0 | 1300 |
| Thermal Expansion Coefficent | 10-6K-1 | 5.0-8.3 | 5.4-8.3 |
| Thermal Conductivity | W/mK | 24 | 27 |
| Thermal Shork Resistance | △T℃ | 250 | 270 |
| Maximum Use Temperature | ℃ | 1600 | 1650 |
| Dielectric Constant | KV/mm | 20 | 25 |
| Open Porosity | % | 0 | 0 |
| Dielectric Constant | ξr | 10 | 10 |
| Dielectric Loss Angle | Tanσ | 0.001 | 0.001 |
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Main Product:
Advanced Ceramics,
Engineering Ceramics,
Ceramic Disc ,
Ceramic Insulator,
Precision Ceramics,
Electrical Ceramics