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Ensinger PEI

Sapco 98% Aluminum Oxide  (discontinued **)
Categories: Ceramic; Oxide; Aluminum Oxide

Material Notes: Information provided by Sapco.

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Physical PropertiesMetricEnglishComments
Density 3.90 g/cc0.141 lb/in³
Open Porosity 0.00 %0.00 %
Weibull Modulus >= 10>= 10
 
Mechanical PropertiesMetricEnglishComments
Hardness, Mohs 9.09.0
Tensile Strength, Ultimate 250 MPa36300 psi
Modulus of Elasticity 350 GPa50800 ksi
Flexural Strength 350 MPa50800 psi
Compressive Strength 2600 MPa377000 psi
Poissons Ratio 0.220.22
Shear Modulus 143 GPa20700 ksiCalculated
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 1.00e+14 ohm-cm1.00e+14 ohm-cm
Dielectric Constant 9.2
@Frequency 1e+6 Hz
9.2
@Frequency 1e+6 Hz
Dielectric Strength 20.0 kV/mm508 kV/inAC
Dissipation Factor 0.00020
@Frequency 1e+6 Hz
0.00020
@Frequency 1e+6 Hz
Dielectric Loss Index 0.00180.0018
 
Thermal PropertiesMetricEnglishComments
CTE, linear 8.20 µm/m-°C
@Temperature 20.0 °C
4.56 µin/in-°F
@Temperature 68.0 °F
Specific Heat Capacity 0.880 J/g-°C0.210 BTU/lb-°F
Thermal Conductivity 25.0 W/m-K174 BTU-in/hr-ft²-°F
Maximum Service Temperature, Air 1700 °C3090 °F

**
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CSAP02 / 1964

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