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Machinable Ceramic Materials - Aluminum Nitride (AlN)
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PROPERTY | |
UNITS | |
VALUE | |
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Mechanical | |
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Density | |
gm/cc | |
3.25 | |
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Hardness | |
Knoop | |
1170 | |
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Tensile Strength | |
kpsi | |
- | |
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Modulus of Elasticity | |
psi x 106 | |
46 | |
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Flexural Strength | |
kpsi | |
50 | |
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Compressive Strength | |
kpsi | |
300 | |
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Poisson's Ratio | |
- | |
0.22 | |
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Fracture Toughness | |
MPa m1/2 | |
2.9 | |
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Electrical | |
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Dielectric Strength | |
ac volts/mil | |
- | |
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Dielectric Constant | |
(at 1 MHz) | |
8.5 | |
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Volume Resistivity | |
ohm-cm2/cm | |
>1011 | |
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Thermal | |
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Coefficient of Thermal Expansion |
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x10-6/°C | |
5.0 | |
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Thermal Conductivity | |
W/m°K | |
110 | |
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Specific Heat | |
cal/g°C | |
- | |
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Max Working Temp | |
°C | |
1200 | |
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Shock Resistance | |
°C | |
- | |
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