China Southern Advanced Ceramic Technology Co., Ltd.

China Southern Advanced Ceramic Technology Co., Ltd.

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96% alumina ceramic substrate (Plate)

96% alumina ceramic substrate (Plate)

Item : CSG-20061866

Details :

 
96% Alumina Ceramic Substrate ( Plate)

According to the different methods of processing, ceramic substrate is divided into moulding piece, laser crossed piece.

The main features:
Ceramic substrate with high temperature, electric insulation performance is high, dielectric constant and medium loss, low thermal conductivity, good stability, and chemical components such as thermal expansion coefficient of similar major advantages.


96% Alumina Ceramic Plate  Property Index
 
Item Testing condition Unit  Data
Composition    wt% 96.20% Al2O3, 3.55%SiO2, 0.25%Other
Color     white
Density   g/cm3 3.80
Water Absorption   % 0
Grain Size   μm 3〜5
Hardness (HV)  Load 5N Gpa 15
Bending Strength   Mpa 320
Coefficient of Thermal Expansion   1 x 10-6mm/oC 0.04
Thermal Conductivity (20oC) W/(m.k) 20.9
Thermal Shock Resistance   ΔToC 200
Specific Heat Ratio   KJ/(kg.k) 0.8
 Insulating Strength   KV/mm 12
Volume Resistivity  (20oC) Ohm.cm 1014 
   (300oC) 1011
    (500oC) 109
Dielectric Constant   1MHz   9〜10
Tangent of Dielectric Lose Angle   1MHz   3 x 10-4
Surface Roughness   μm 0.3〜0.8
Max. Using Temperature    °C 1520
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