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Elmet Technologies

Alliance N-30EH Neodymium Iron Boron Magnetic Material
Categories: Metal; Electronic/Magnetic Alloy; Ferrous Metal

Key Words: NdFeB; Neo, Magnet, Magnets
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Physical PropertiesMetricEnglishComments
Density >= 7.50 g/cc>= 0.271 lb/in³
 7.50 - 7.80 g/cc0.271 - 0.282 lb/in³
 
Mechanical PropertiesMetricEnglishComments
Hardness, Vickers 570 - 580570 - 580
Tensile Strength 82.7 MPa12000 psi
Tensile Strength, Ultimate 80.0 MPa11600 psi
Modulus of Elasticity 152 GPa22000 ksi
 150 - 160 GPa21800 - 23200 ksi
Flexural Strength 180 - 270 MPa26100 - 39200 psi
Compressive Strength 850 - 1050 MPa123000 - 152000 psi
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.000120 - 0.000160 ohm-cm0.000120 - 0.000160 ohm-cm
 0.000160 ohm-cm
@Temperature 20.0 °C
0.000160 ohm-cm
@Temperature 68.0 °F
Magnetic Coercive Force, Hc 10200 Oe10200 Oe
 10200 - 12200 Oe10200 - 12200 Oe
 30000 Oe30000 OeIntrinsic
 30000 - 36000 Oe30000 - 36000 OeIntrinsic
Magnetic Remanence, Br 11000 Gauss11000 Gauss
 10800 - 11400 Gauss10800 - 11400 Gauss
Magnetic Maximum Energy Product, BH 28 - 31 MGOe28 - 31 MGOe
 28 - 31 MGOe28 - 31 MGOe
Curie Temperature 310 °C590 °F
 360 °C680 °F
 
Thermal PropertiesMetricEnglishComments
CTE, linear -4.80 µm/m-°C-2.67 µin/in-°FPerpendicular to M
 3.40 µm/m-°C1.89 µin/in-°FParallel to M
 5.00 µm/m-°C
@Temperature 20.0 °C
2.78 µin/in-°F
@Temperature 68.0 °F
Parallel DOM
CTE, linear, Transverse to Flow -1.00 µm/m-°C
@Temperature 23.0 °C
-0.556 µin/in-°F
@Temperature 73.4 °F
Perpendicular to M
Specific Heat Capacity 0.440 J/g-°C0.105 BTU/lb-°F
Thermal Conductivity 9.00 W/m-K62.5 BTU-in/hr-ft²-°F
Maximum Service Temperature, Air 200 °C392 °F
 <= 200 °C<= 392 °FContinuous
 
Descriptive Properties
CompositionNd, B, Fe, Dy, Co
Required Magnetizing Force (Oe)60000
Reversible Temperature Coefficients-0.09α Br. %/°C
 -0.5β 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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