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Rulon Bearings

Goodfellow Nickel Base Magnetic Shielding Alloy - Mu Metal
Categories: Metal; Electronic/Magnetic Alloy; Nonferrous Metal; Nickel Alloy

Material Notes: High Nickel magnetically soft alloy used for magnetic shielding, high quality but low noise audio frequency transformers, ground fault interrupter cores, anti-shoplifting devices, tape recorder head laminations and magnetometer bobbin cores.

Information provided by Goodfellow.

Key Words: Permalloy C®, Mumetal, Mu-Metal
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Physical PropertiesMetricEnglishComments
Density 8.80 g/cc0.318 lb/in³
 
Mechanical PropertiesMetricEnglishComments
Hardness, Brinell 105 - 290105 - 290
Tensile Strength at Break 530 - 900 MPa76900 - 131000 psi
Tensile Modulus 190 - 221 GPa27600 - 32100 ksi
Izod Impact, Unnotched 0.420 - 1.00 J/cm0.787 - 1.87 ft-lb/inNotch Status Unknown
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.0000550 - 0.0000620 ohm-cm0.0000550 - 0.0000620 ohm-cm
Magnetic Permeability 6000060000Initial
 240000240000Maximum
Magnetic Coercive Force, Hc 0.0126 Oe0.0126 Oe
Magnetic Remanence, Br 3700 Gauss3700 Gauss
Curie Temperature 380 °C716 °F
 
Thermal PropertiesMetricEnglishComments
CTE, linear 13.0 µm/m-°C
@Temperature 20.0 - 100 °C
7.22 µin/in-°F
@Temperature 68.0 - 212 °F
Thermal Conductivity 30.0 - 35.0 W/m-K208 - 243 BTU-in/hr-ft²-°F
 
Component Elements PropertiesMetricEnglishComments
Copper, Cu 5.0 %5.0 %
Iron, Fe 14 %14 %
Molybdenum, Mo 4.0 %4.0 %
Nickel, Ni 77 %77 %
 
Descriptive Properties
Saturation Induction (T)0.77

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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NGOODF171 / 16241

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