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Rulon Bearings

Alliance S-32 Samarium Cobalt Magnetic Material
Categories: Metal; Electronic/Magnetic Alloy; Nonferrous Metal; Cobalt Alloy

Key Words: SmCo Magnet Magnets
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Physical PropertiesMetricEnglishComments
Density 8.40 g/cc0.303 lb/in³
 >= 8.40 g/cc>= 0.303 lb/in³
 
Mechanical PropertiesMetricEnglishComments
Hardness, Vickers 640640
Tensile Strength 34.5 MPa5000 psi
Modulus of Elasticity 117 GPa17000 ksi
 150 GPa21800 ksi
Flexural Strength 90.0 - 150 MPa13100 - 21800 psi
Compressive Strength 650 MPa94300 psi
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.0000750 - 0.0000850 ohm-cm0.0000750 - 0.0000850 ohm-cm
 0.0000860 ohm-cm
@Temperature 20.0 °C
0.0000860 ohm-cm
@Temperature 68.0 °F
Magnetic Coercive Force, Hc 7000 - 10500 Oe7000 - 10500 Oe
 10000 Oe10000 Oe
 8000 - 15000 Oe8000 - 15000 OeIntrinsic
 15000 Oe15000 OeIntrinsic
Magnetic Remanence, Br 11000 - 11600 Gauss11000 - 11600 Gauss
 11500 Gauss11500 Gauss
Magnetic Maximum Energy Product, BH 31 MGOe31 MGOe
 30 - 33 MGOe30 - 33 MGOe
Curie Temperature 750 °C1380 °F
 825 °C1520 °F
 
Thermal PropertiesMetricEnglishComments
CTE, linear 8.00 µm/m-°C4.44 µin/in-°FParallel to M
 11.0 µm/m-°C6.11 µin/in-°FPerpendicular to M
 10.0 µm/m-°C
@Temperature 20.0 °C
5.56 µin/in-°F
@Temperature 68.0 °F
Parallel DOM
CTE, linear, Transverse to Flow 12.0 µm/m-°C
@Temperature 23.0 °C
6.67 µin/in-°F
@Temperature 73.4 °F
Specific Heat Capacity 0.390 J/g-°C0.0932 BTU/lb-°F
Thermal Conductivity 12.0 W/m-K83.3 BTU-in/hr-ft²-°F
Maximum Service Temperature, Air <= 250 °C<= 482 °FContinuous
 300 °C572 °F
 
Descriptive Properties
Reversible Temperature Coefficients-0.03α Br. %/°C
 -0.04β Hcj. %/°C

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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