Share on:
Property | Unit | 99%Alumina Ceramic | 95%Alumina Ceramic |
Color | Ivory | White | |
Mechanical Properties | |||
Density | g/cm3 | 3.9 | 3.6 |
Compressive Strength | MPa | 2600 | 2100 |
Flexural Strength | MPa | 375 | 350 |
Vickers Hardness | GPa | 14.1 | 11.5 |
Thermal Properties | |||
Maximum Temperature | °C | 1700 | 1750 |
Thermal Conductivity @ 20°C | W/mK | 30 | 24.7 |
Thermal Expansion a at 20–100°C | 10-6/K | 8.2 | 8.2 |
Specific Heat | 100°C | 880 | 880 |
Thermal Shock parameter R1 | K | 200 | |
Electrical Properties | |||
Dielectric Constant | 1 MHz | 9.7 | 9 |
Dielectric Strength (6.35mm) | ac-kV/mm | 8.7 | 8.3 |
Dielectric Loss (tan delta 25° C) | 1 MHz | 0.0001 | 0.0002 |