3M Techical Ceramics MYCROSINT® SO 20 Boron Nitride

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3M Techical Ceramics MYCROSINT® SO 20 Boron Nitride
Categories:	Ceramic; Carbide
Material Notes:	Information provided by 3M Technical Ceramics, formerly ESK Ceramics.
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Physical Properties	Metric	English	Comments

Density	>= 2.30 g/cc	>= 0.0831 lb/in³	Anisotropic, Perpendicular; DIN EN 623-2
	>= 2.30 g/cc	>= 0.0831 lb/in³	Anisotropic, Parallel; DIN EN 623-2
Porosity	<= 10 %	<= 10 %	Anisotropic, Perpendicular; DIN EN 623-2
	<= 10 %	<= 10 %	Anisotropic, Parallel; DIN EN 623-2

Mechanical Properties	Metric	English	Comments
Hardness, Brinell	30	30	Anisotropic, Perpendicular; DIN EN ISO 6506-1
	30	30	Anisotropic, Parallel; DIN EN ISO 6506-1
Tensile Modulus	20.0 GPa	2900 ksi	Young's, Anisotropic, Parallel; DIN EN 843-2
	35.0 GPa	5080 ksi	Young's, Anisotropic, Perpendicular; DIN EN 843-2
Flexural Strength	40.0 MPa	5800 psi	Anisotropic, Parallel; DIN EN 843-1
	70.0 MPa	10200 psi	Anisotropic, Perpendicular; DIN EN 843-1
Compressive Strength	85.0 MPa	12300 psi	Anisotropic, Perpendicular; AAW/AC-R-302-03
	100 MPa	14500 psi	Anisotropic, Parallel; AAW/AC-R-302-03

Electrical Properties	Metric	English	Comments
Electrical Resistivity	>= 1.00e+12 ohm-cm	>= 1.00e+12 ohm-cm	Anisotropic, Perpendicular
	>= 1.00e+12 ohm-cm	>= 1.00e+12 ohm-cm	Anisotropic, Parallel

Thermal Properties	Metric	English	Comments
CTE, linear	0.500 µm/m-°C @Temperature 20.0 - 500 °C	0.278 µin/in-°F @Temperature 68.0 - 932 °F	Anisotropic, Perpendicular; DIN EN 821-1
	0.500 µm/m-°C @Temperature 1000 - 1500 °C	0.278 µin/in-°F @Temperature 1830 - 2730 °F	Anisotropic, Perpendicular; DIN EN 821-1
	1.90 µm/m-°C @Temperature 500 - 1000 °C	1.06 µin/in-°F @Temperature 932 - 1830 °F	Anisotropic, Perpendicular; DIN EN 821-1
	2.20 µm/m-°C @Temperature 1000 - 1500 °C	1.22 µin/in-°F @Temperature 1830 - 2730 °F	Anisotropic, Parallel; DIN EN 821-1
	4.60 µm/m-°C @Temperature 20.0 - 500 °C	2.56 µin/in-°F @Temperature 68.0 - 932 °F	Anisotropic, Parallel; DIN EN 821-1
	6.60 µm/m-°C @Temperature 500 - 1000 °C	3.67 µin/in-°F @Temperature 932 - 1830 °F	Anisotropic, Parallel; DIN EN 821-1
Specific Heat Capacity	0.600 J/g-°C	0.143 BTU/lb-°F	Anisotropic, Perpendicular
	0.600 J/g-°C	0.143 BTU/lb-°F	Anisotropic, Parallel
Thermal Conductivity	25.0 W/m-K	174 BTU-in/hr-ft²-°F	Anisotropic, Parallel
	45.0 W/m-K	312 BTU-in/hr-ft²-°F	Anisotropic, Perpendicular
Maximum Service Temperature, Air	1100 °C	2010 °F	Oxidizing, Anisotropic, Perpendicular
	1100 °C	2010 °F	Oxidizing, Anisotropic, Parallel
Maximum Service Temperature, Inert	1800 °C	3270 °F	Anisotropic, Perpendicular
	1800 °C	3270 °F	Anisotropic, Parallel

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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CESK17 / 183309

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