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Machinable Ceramics
AlN Sintered Body
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> AlN Sintered Body
Uniform quality, large-sized AlN ceramics. You can select two grades of pressed sintered products to meet your needs.
Properties
Item
Units
SH-15
SH-50
General
Purity(Al + N)
%
>= 94.0
>= 99.0
Purity(Al + N + O)
%
>= 94.8
>= 99.9
Density
（g/cm
3
）
3.33
3.24
Electrical
Volume Resistivity
（Ωcm）
1.1x10
14
3.1x10
13
Dielectric Constant (RT, 1MHz)
9.1
8.9
Dielectric Loss (RT, 1MHz)
3.0x10
-4
2.6x10
-4
Withstand Strength
（kV/mm）
31.3
18.7
Thermal
Thermal Expansion Coefficient :
（K
-1
）
4.3x10
-6
3.9x10
-6
/K
Thermal Conductivity at 20℃
（W/m･K）
184
86
Thermal Conductivity at 70℃
（W/m･K）
159
-
Mechanical
Bending Strength
（MPa）
357
356
Young’s Modulus
（GPa）
322
320
Poisson's Ratio
0.24
0.24
Values are typical; not for specification.
For more details, please contact us.
Fig 1:Thermal Conductivity by Temperature
Fig 2:Thermal Expansion coefficient
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