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UCAR Carbon UCAR® ATR Isostatic Molded Graphite
Categories: Carbon; Graphite

Material Notes: Isostatically molded ATR is a lower density version of grade ATJ. It is a fine grain, high strength material which can be machined to precise tolerances and a fine surface finish.

Typical Applications:

  • Rocket motor nozzles
  • Mold cores
  • Hot pressing molds
  • Plungers and rams

Tabular property data is typical. Information provided by UCAR Carbon Company, a GrafTech International Ltd. company.

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Physical PropertiesMetricEnglishComments
Density 1.68 g/cc0.0607 lb/in³
Particle Size 25 µm25 µm
Ash 0.090 %0.090 %
 
Mechanical PropertiesMetricEnglishComments
Flexural Strength 25.5 MPa3700 psi
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.00120 ohm-cm0.00120 ohm-cm
 
Thermal PropertiesMetricEnglishComments
CTE, linear 2.80 µm/m-°C
@Temperature 20.0 - 100 °C
1.56 µin/in-°F
@Temperature 68.0 - 212 °F
Thermal Conductivity 100 W/m-K694 BTU-in/hr-ft²-°F

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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CGRAFT09 / 1175

Specialty Compounds RTP Company

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