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Master Bond adhesives

Anderman Ceramics EA998 Sintered Alumina, 99.8%
Categories: Ceramic; Oxide; Aluminum Oxide
Material Notes: High purity fully dense alumina (99.8%) with high temperature capability of 1750°C. Available in rod, tube, plate, crucibles, sheaths and insulators up to 10 ft (3 m) long with diameters 0.3" to 16".

Information provided by Anderman Ceramics.
Key Words: Al2O3
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 3.92 g/cc0.142 lb/in³
Open Porosity 0.00 %0.00 %Gas Tight
 
Mechanical PropertiesMetricEnglishComments
Hardness, Mohs 9.09.0
Tensile Strength 172 MPa25000 psi
Flexural Strength 320 MPa46400 psi
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 1.00e+14 ohm-cm1.00e+14 ohm-cm
 1.00e+8 ohm-cm
@Temperature 600 °C		1.00e+8 ohm-cm
@Temperature 1110 °F
Dielectric Constant 9.8
@Frequency 1e+6 Hz		9.8
@Frequency 1e+6 Hz
 
Thermal PropertiesMetricEnglishComments
CTE, linear 8.60 µm/m-°C4.78 µin/in-°F
 8.00 µm/m-°C
@Temperature 20.0 - 1000 °C		4.44 µin/in-°F
@Temperature 68.0 - 1830 °F
Thermal Conductivity 27.0 W/m-K
@Temperature 20.0 - 100 °C		187 BTU-in/hr-ft²-°F
@Temperature 68.0 - 212 °F
Maximum Service Temperature, Air 1750 °C3180 °F
 
Component Elements PropertiesMetricEnglishComments
Al2O3 99.8 %99.8 %
B2O3 <= 0.020 %<= 0.020 %
CaO 0.030 %0.030 %
Fe2O3 0.020 %0.020 %
MgO 0.030 %0.030 %
Na2O 0.15 %0.15 %
SiO2 0.050 %0.050 %
TiO2 <= 0.010 %<= 0.010 %
 
Descriptive Properties
Thermal Shock ResistanceGood

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

Users viewing this material also viewed the following:
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Anderman Ceramics EA999 Sintered Alumina, 99.9%
Anderman Ceramics EA95 Sintered Alumina, 95%
Anderman Ceramics EA995 Sintered Alumina, 99.5%

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