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Formula: Nd
Form: Foil/Film/Sheet
Material: Neodymium
CAS Number: 7440-00-8
Commodity: Metals
Purity: 99%
Temper: As Rolled
Neodymium Foil is a specialty material offered within Goodfellow's extensive range of metals and alloys. This material features high magnetic strength and is brittle in nature. Available in 17 variations, it is commonly used in electric motors and generators. This foil also finds use in headphones and microphones due to its magnetic properties. With its unique capabilities, Neodymium Foil serves as a versatile material across scientific research and industrial applications.
Technical Data Sheet Safety Data Sheet Tolerance Properties
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Tolerances

Foil/Film/Sheet
Thickness <0.01mm ±25%
Thickness 0.01mm - 0.05mm ±15%
Thickness >0.05mm ±10%

Material Properties for Metals

Atomic Properties
Element Value
Atomic number 60
Crystal structure Hexagonal close packed
Electronic structure Xe 4f⁴ 6s²
Valences shown 3
Atomic weight( amu ) 144.24
Thermal neutron absorption cross-section( Barns ) 49
Photo-electric work function( eV ) 3.2
Natural isotope distribution( Mass No./% ) 148/ 5.7
Natural isotope distribution( Mass No./% ) 145/ 8.3
Natural isotope distribution( Mass No./% ) 142/ 27.2
Natural isotope distribution( Mass No./% ) 143/ 12.2
Natural isotope distribution( Mass No./% ) 150/ 5.6
Natural isotope distribution( Mass No./% ) 146/ 17.2
Natural isotope distribution( Mass No./% ) 144/ 23.8
Atomic radius - Goldschmidt( nm ) 0.182
Ionisation potential( No./eV ) 2/ 10.72
Ionisation potential( No./eV ) 1/ 5.49
Mechanical Properties
Element Value
Material condition Polycrystalline
Poisson's ratio 0.31
Bulk modulus( GPa ) 33.3
Tensile modulus( GPa ) 37.9
Hardness - Vickers( kgf mm⁻² ) 35
Tensile strength( MPa ) 172
Yield strength( MPa ) 165
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 64@20@20°C
Temperature coefficient( K⁻¹ ) 0.00164@0-100°C
Physical Properties
Element Value
Boiling point( C ) 3068
Density( gcm⁻³ ) 7.004@20°C
Thermal Properties
Element Value
Melting point( C ) 1021
Latent heat of evaporation( J g⁻¹ ) 2000
Latent heat of fusion( J g⁻¹ ) 75
Specific heat( J K⁻¹ kg⁻¹ ) 205@25°C
Thermal conductivity( W m⁻¹ K⁻¹ ) 13@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 6.7@0-100°C

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