Customized Ceramic Parts Aluminum Oxide Ceramic Washer High Precision
1. Description
1. Name: Alumina Ceramic Parts
2. Size: as customers' drawing
3. Al2O3 Content: 95%/99% alumina
4. Color: white or ivory
5. Working Temperature: 1600-1700 degree
6. Feature: high mechanical strength, good insulation&high wear resistant, etc.
7. Application: for refractory furnace or kiln, electron vacuum decices, spaceflights, pharmaceutical engineerings or other mechanical applications
2.Technical Parameter:
| Item | Unit Symbol | 95% Alumina Ceramics | 99% Alumina Ceramics | 99.7% Alumina Ceramics |
| Maximum Using Temperature | ℃ | 1500 | 1700 | 1700 |
| Water Absorption | % | 0 | 0 | 0 |
| Hardness | Gpa | ≥85 | ≥89 | ≥89 |
| Flexural Strength | MPa (psi x 103) | 336 | 550 | 550 |
| Compressive Strength | MPa (psi x 103) | 2000 | 2500 | 2500 |
| Fracture Toughness | Mpa | 4~5 | 5.6 | 6 |
| Thermal Conductivity | W/m °K | 18-25 | 30 | 30.4 |
| Thermal Shock Resistance | °C | 220 | 180-220 | 180-220 |
| Dielectricity Constant | | 9.4 | 9.8 | 9.8 |
| Dielectric Strength | kV/mm | 16 | 22 | 22
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We can supply the products according to customer's drawings, samples and performance requirement.
