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Rulon Bearings

3M Techical Ceramics MYCROSINT® HD Boron Nitride
Categories: Ceramic; Carbide

Material Notes:

Information provided by 3M Technical Ceramics, formerly ESK Ceramics.

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Physical PropertiesMetricEnglishComments
Density >= 1.96 g/cc>= 0.0708 lb/in³Isotropic; DIN EN 623-2
Porosity <= 13 %<= 13 %Isotropic; DIN EN 623-2
 
Mechanical PropertiesMetricEnglishComments
Hardness, Brinell 1010Isotropic; DIN EN ISO 6506-1
Tensile Modulus 23.0 GPa3340 ksiYoung's, Isotropic; DIN EN 843-2
Flexural Strength 19.0 MPa2760 psiIsotropic; DIN EN 843-1
Compressive Strength 36.0 MPa5220 psiIsotropic; AAW/AC-R-302-03
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity >= 1.00e+12 ohm-cm>= 1.00e+12 ohm-cmIsotropic
 
Thermal PropertiesMetricEnglishComments
CTE, linear  -1.00 µm/m-°C
@Temperature 20.0 - 500 °C
-0.556 µin/in-°F
@Temperature 68.0 - 932 °F
Isotropic; DIN EN 821-1
 0.500 µm/m-°C
@Temperature 500 - 1000 °C
0.278 µin/in-°F
@Temperature 932 - 1830 °F
Isotropic; DIN EN 821-1
 2.50 µm/m-°C
@Temperature 1000 - 1500 °C
1.39 µin/in-°F
@Temperature 1830 - 2730 °F
Isotropic; DIN EN 821-1
Specific Heat Capacity 0.610 J/g-°C0.146 BTU/lb-°FIsotropic
Thermal Conductivity 25.0 W/m-K174 BTU-in/hr-ft²-°FIsotropic
Maximum Service Temperature, Air 900 °C1650 °FIsotropic, Oxidizing
Maximum Service Temperature, Inert 1800 °C3270 °FIsotropic

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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CESK14 / 183306

Aluminum Castings

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