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Rulon Bearings

Misumi Alumina 96 Aluminum Oxide, Al2O3
Categories: Ceramic; Oxide; Aluminum Oxide

Material Notes:

Information provided by MISUMI Corporation.

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Physical PropertiesMetricEnglishComments
Density 3.70 g/cc0.134 lb/in³
Water Absorption 0.00 %0.00 %
 
Mechanical PropertiesMetricEnglishComments
Flexural Strength 300 MPa43500 psi
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity >= 1.00e+14 ohm-cm>= 1.00e+14 ohm-cm
Dielectric Constant 9.09.0
Dielectric Strength >= 10.0 kV/mm>= 254 kV/in
Dielectric Loss Index 0.000100.00010
 
Thermal PropertiesMetricEnglishComments
CTE, linear  7.30 µm/m-°C
@Temperature 20.0 - 500 °C
4.06 µin/in-°F
@Temperature 68.0 - 932 °F
 8.00 µm/m-°C
@Temperature 20.0 - 800 °C
4.44 µin/in-°F
@Temperature 68.0 - 1470 °F
Thermal Conductivity 18.0 W/m-K125 BTU-in/hr-ft²-°F
Melting Point 2050 °C3720 °F
Maximum Service Temperature, Air 1300 °C2370 °F
 
Component Elements PropertiesMetricEnglishComments
Al2O3 96 %96 %

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