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Ensinger PEI

SGL Carbon Group EK 203 Graphite
Categories: Carbon; Graphite

Material Notes: Good mechanical strength, good sliding properties, high temperature resistance, high thermal shock resistance, low wettability, high corrosion resistance, high thermal conductivity, high purity, and good electrical conductivity.

Typical Applications: Bearings, seals for compressors

Certified for use in potable water and/or in foodstuff

Information provided by SGL Carbon Group

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 1.80 g/cc0.0650 lb/in³
Open Porosity <= 2.5 %<= 2.5 %
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell R 115115Size/Load - 10/150
Hardness, Shore C 102102
Modulus of Elasticity 11.7 GPa1700 ksi
Flexural Strength 41.4 MPa6000 psi
Compressive Strength 159 MPa23000 psi
 
Thermal PropertiesMetricEnglishComments
CTE, linear 6.12 µm/m-°C
@Temperature 20.0 °C
3.40 µin/in-°F
@Temperature 68.0 °F
Thermal Conductivity 25.9 W/m-K180 BTU-in/hr-ft²-°F
Maximum Service Temperature, Air 177 °C350 °FIn oxygen
Maximum Service Temperature, Inert 177 °C351 °FReducing Atm.
 
Descriptive Properties
ImpregnationResin

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.

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ESGK21 / 5700

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