Neodymium Powder

Neodymium Powder is a rare-earth metal powder distinguished by its high magnetic susceptibility, reactivity, and role as a key precursor in the manufacture of advanced permanent magnets and functional materials. Its fine particulate form enables controlled reactivity and alloying, making it critical in industries such as magnet manufacturing, electronics, and energy technologies. Specifically, neodymium powder is employed in the production of neodymium-iron-boron (NdFeB) magnets with high energy density, in alloys for high-performance components, and as an intermediate in producing oxides for ceramics and catalysis. Research emphasizes advances in hydrogen crushing and jet milling techniques to refine particle distribution, improvements in powder manufacturing for rare-earth permanent magnetic alloys, and soft chemistry transformations into nanostructured oxides with controlled crystallinity. By enabling both magnetic innovations and precision-engineered material synthesis, Neodymium Powder plays a foundational role in advancing technologies across energy storage, high-performance electronics, and structural ceramics.

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Tolerance

Properties

Reference & Citations

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Tolerances

Powder

Mean Particle Size		Nominal
Minimum Particle Size		Nominal
Maximum Particle Size		Nominal
Maximum Particle Size		Nominal
Particle Size D10		Nominal
Particle Size D50		Nominal
Particle Size D90		Nominal

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