China High Thermal Conductivity Aluminum Nitride ceramic Insulation Substrate, Find details about China Aluminum Nitride Ceramic, Aluminum Nitride Thermal Substrate from High Thermal Conductivity Aluminum Nitride ceramic Insulation Substrate
PROPERTIES PARAMETERS | |||||||
Test Item/Unit | Numerical Value | Test Item/Unit | Numerical Value | ||||
Material | AIN | AIN | Al2O3 | Material | AIN | AIN | Al2O3 |
Volume Density (g/cm3) | 3.335 | 3.32 | 3.6 | Volume Resistance (Ω.cm) | 1.4×1014 | 1.4×1013 | 1.4×1014 |
Thermal Shock Resistance | None Crack | Bending Strength (Mpa) | 382.7 | 335 | 380 | ||
Chemical Stability (mg/cm3) | 0.97 | 0.97 | 0.97 | Thermal Expansivity (/ºC,5ºC/min,20~300ºC) | 2.805×10.6 | 2.805×10.6 | 6.9×10.6 |
Breakdown Voltage Strength(kv/mm) | 18.45 | 18.45 | 15 | Roughness Ra(μm) | 0.3~0.5 | 0.3~0.5 | 0.2~0.4 |
Dielectric Constant (1MHz) | 8.56 | 8.56 | 9.5 | Thermal Conductivity(W/m-k) | 180~190 | 190~210 | 20 |
Color | Dark Gray | Dark Gray | White | Varpage (length‰) | ≤2‰ | ≤2‰ | Class |
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