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GBC Grade 98 Alumina

Category Ceramic , Oxide , Aluminum Oxide
Manufacturer GBC Materials
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
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Material Notes:
Data provided by the manufacturer, GBC Materials Corporation.
Physical Properties Metric English Comments
Density 3.80 g/cc
0.137 lb/in³
Open Porosity 0.00 %
0.00 %
Mechanical Properties Metric English Comments
Hardness, Mohs 9.0
9.0
Tensile Strength, Ultimate 210 MPa
30500 psi
Flexural Strength 380 MPa
55100 psi
Compressive Strength 2000 MPa
290000 psi
Thermal Properties Metric English Comments
CTE, linear 7.70 µm/m-°C

@Temperature 20.0 °C
 4.28 µin/in-°F

@Temperature 68.0 °F
Maximum Service Temperature, Air 1650 °C
3000 °F
Component Elements Properties Metric English Comments
Al2O3 98 %
98 %
Electrical Properties Metric English Comments
Electrical Resistivity 3.20e+12 ohm-cm
3.20e+12 ohm-cm
Dielectric Constant 9.6
9.6
Dissipation Factor 0.00010
0.00010
Dielectric Loss Index 0.011
0.011
Descriptive Properties Value Comments
Color White
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