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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 PropertiesOriginal ValueComments
Density 3.92 g/cc
Open Porosity 0.00 %Gas Tight
 
Mechanical PropertiesOriginal ValueComments
Hardness, Mohs 9.0
Tensile Strength 25000 psi
Flexural Strength 46400 psi
 
Electrical PropertiesOriginal ValueComments
Electrical Resistivity 1.00e+14 ohm-cm
 1.00e+8 ohm-cm
@Temperature 600 °C
Dielectric Constant 9.8
@Frequency 1e+6 Hz
 
Thermal PropertiesOriginal ValueComments
CTE, linear 8.60 µm/m-°C
 8.00 µm/m-°C
@Temperature 20.0 - 1000 °C
Thermal Conductivity 27.0 W/m-K
@Temperature 20.0 - 100 °C
Maximum Service Temperature, Air 1750 °C
 
Component Elements PropertiesOriginal ValueComments
Al2O3 99.8 %
B2O3 <= 0.020 %
CaO 0.030 %
Fe2O3 0.020 %
MgO 0.030 %
Na2O 0.15 %
SiO2 0.050 %
TiO2 <= 0.010 %
 
Descriptive Properties
Thermal Shock ResistanceGood

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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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