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Ensinger PEI

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Morgan Advanced Ceramics Hilox™ 965 94-96% Alumina
Categories: Ceramic; Oxide; Aluminum Oxide
Material Notes: Excellent mechanical, thermal, electrical, and chemical properties. Can be used for metallized applications.
Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesOriginal ValueComments
Density 3.67 - 3.88 g/ccFired
Porosity 0.00 %Apparent; fully dense
Particle Size 2.8 - 6.0 µmGrain size
 
Mechanical PropertiesOriginal ValueComments
Hardness, Rockwell 45 N 78 - 84
Vickers Microhardness 12500 - 14600MPa, at Hv 0.5kg
Modulus of Elasticity 325 - 336 GPa
@Temperature 20.0 °C
Flexural Strength 288 - 376 MPa
@Temperature 20.0 °C		3-point
Compressive Strength 2000 - 2500 MPa
Fracture Toughness 4.50 - 5.90 MPa-m½
 
Electrical PropertiesOriginal ValueComments
Volume Resistivity 1.00e+8 - 4.60e+8 ohm-cm
@Temperature 600 °C
 >= 1.00e+15 ohm-cm
@Temperature 20.0 °C
Dielectric Constant 9.04 - 9.2
@Frequency 1e+9 Hz
 9.4
@Frequency 9.40e+9 Hz
 9.2 - 10
@Frequency 1e+6 Hz
Dielectric Strength 25.6 - 26.6 kV/mm
@Temperature 20.0 °C		dc
Dissipation Factor 0.00062
@Frequency 1e+9 Hz
Dielectric Loss Index 0.00034
@Frequency 1e+6 Hz
 0.00236 - 0.00279
@Frequency 1e+7 Hz		K*tan delta
 0.00405 - 0.0056
@Frequency 1e+9 Hz		K*tan delta
 0.00568 - 0.0070
@Frequency 8.50e+9 Hz		K*tan delta
 
Thermal PropertiesOriginal ValueComments
CTE, linear 6.30 - 8.20 µm/m-°C
@Temperature 20.0 °C
 7.50 - 8.70 µm/m-°C
@Temperature 800 °C
Specific Heat Capacity 0.880 J/g-°C
Thermal Conductivity 20.0 - 25.6 W/m-K
@Temperature 20.0 °C
Maximum Service Temperature, Air 1100 - 1620 °C
 
Component Elements PropertiesOriginal ValueComments
Al2O3 94 - 96 %
 
Descriptive Properties
Te Value>950°C
Thermal Downshock160-170Change in °C

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CMORG08 / 90386

Proto3000 – 3D Engineering Solutions




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