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Rulon Bearings

GBC Grade 92 Alumina  (discontinued **)
Categories: Ceramic; Oxide; Aluminum Oxide

Material Notes: Data provided by the manufacturer, GBC Materials Corporation.

GBC Materials Corporation has been acquired by Morgan Advanced Ceramics.

Key Words: Al2O3, GBC Materials Corporation, aluminium oxide
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 PropertiesMetricEnglishComments
Density 3.65 g/cc0.132 lb/in³
Open Porosity 0.00 %0.00 %
 
Mechanical PropertiesMetricEnglishComments
Hardness, Mohs 9.09.0
Tensile Strength, Ultimate 190 MPa27600 psi
Flexural Strength 380 MPa55100 psi
Compressive Strength 1900 MPa276000 psi
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 1.00e+12 ohm-cm1.00e+12 ohm-cm
Dielectric Constant 8.68.6
Dissipation Factor 0.000300.00030
Dielectric Loss Index 0.00300.0030
 
Thermal PropertiesMetricEnglishComments
CTE, linear 7.10 µm/m-°C
@Temperature 20.0 °C
3.94 µin/in-°F
@Temperature 68.0 °F
Maximum Service Temperature, Air 1500 °C2730 °F
 
Component Elements PropertiesMetricEnglishComments
Al2O3 92 %92 %
 
Descriptive Properties
ColorWhite

**
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CG0003 / 886

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