China High Temperature Resistance 95 99 Al2O3 Alumina Ceramic Bushing, Find details about China Ceramic Bushing, Alumina Ceramic Bushing from High Temperature Resistance 95 99 Al2O3 Alumina Ceramic Bushing
Item | Unit Symbol | 95% Alumina Ceramics | 99% Alumina Ceramics | 99.7% Alumina Ceramics |
Maximum Using Temperature | ºC | 1600 | 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 |