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Praseodymium Powder

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Composition: Pr Form: Powder Material: Praseodymium CAS Number: 7440-10-0 Commodity: Metals Purity: 99.9% (3N) Max Particle Size: 250μm
Praseodymium Powder consists of fine particles of this rare-earth metal, offering a high surface area and reactivity, making it ideal for metallurgical processing, catalysis research, and composite material production. Its unique magnetic and optical characteristics allow its use in advanced magnet alloys, catalytic systems, and specialty glasses. Industries employ it for producing high-performance permanent magnets, formulating catalyst precursors, and manufacturing infrared-absorbing glass compositions. Specific applications include Pr-doped glass for laser systems, catalytic converters for emissions reduction, and master alloys in aerospace engineering. In research, the powder form enables studies of rare-earth particle behavior, sintering mechanisms, and surface chemistry in reactive environments. Its fine granularity and enhanced reactivity make it a versatile material in both technological innovation and experimental science.
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Material Properties

Atomic Properties
Element Value
Atomic number 59
Crystal structure Hexagonal close packed
Electronic structure Xe 4f³ 6s²
Valences shown 3,4
Atomic weight( amu ) 140.9077
Thermal neutron absorption cross-section( Barns ) 11.5
Atomic radius - Goldschmidt( nm ) 0.183
Ionisation potential( No./eV ) 1/ 5.42
Ionisation potential( No./eV ) 2/ 10.55
Ionisation potential( No./eV ) 4/ 38.95
Ionisation potential( No./eV ) 5/ 57.45
Ionisation potential( No./eV ) 3/ 21.62
Mechanical Properties
Element Value
Material condition Polycrystalline
Poisson's ratio 0.312
Bulk modulus( GPa ) 31.2
Tensile modulus( GPa ) 35.2
Hardness - Vickers( kgf mm⁻² ) 40
Tensile strength( MPa ) 110
Yield strength( MPa ) 103
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 68@20°C
Temperature coefficient( K⁻¹ ) 0.00171@0-100°C
Physical Properties
Element Value
Boiling point( C ) 3512
Density( gcm⁻³ ) 6.782@20°C
Thermal Properties
Element Value
Melting point( C ) 931
Latent heat of evaporation( J g⁻¹ ) 2343
Latent heat of fusion( J g⁻¹ ) 80
Specific heat( J K⁻¹ kg⁻¹ ) 192@25°C
Thermal conductivity( W m⁻¹ K⁻¹ ) 12.5@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 4.8@0-100
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Available Configurations

Properties common to all products in this list

Composition: Pr Form: Powder Material: Praseodymium CAS Number: 7440-10-0 Commodity: Metals Purity: 99.9% (3N) Max Particle Size: 250μm

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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