Application: | Electronic Ceramics |
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Type: | Ceramic Rings |
Thermal Conductivity: | 180~190 |
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PROPERTY | ITEMS | UNIT | ALN |
Physical | Color | - | Grey |
Water absorption | % | 0 | |
Reflectivity | % | 30* | |
Electrical | Dielectric Constant (1MHz) | - | 8~10 |
Dielectric Loss | *10^-4 | 3 | |
Dielectric strength | MV/m or KV/mm | >17 | |
Insulation/Volume resistance | Ω·cm | >10^14 | |
Mechanical | Density after sintering (Bulk density) | g/cm3 | 3.26 |
Flexural Strength (3 point) | Mpa | ~380 | |
Hardness | 9.3 | ||
Elasticity (Young's Modulus) | GPa | 302 | |
Surface Roughness | μm | 0.3~0.6 | |
Camber | Lenght% | ≤2 | |
Thermal | Coefficient of Thermal Expansion (CTE) | ppm/°C | 2~3 |
Coefficient of Thermal Expansion (CTE) RT~500 °C | ppm/°C | 2.5~3.5 | |
Thermal Conductivity (25°C) | W/m K | 170 |