Cerium Powder

Formula: Ce

Form: Powder

Material: Cerium

CAS Number: 7440-45-1

Commodity: Metals

Purity: 99.9%

Max Particle Size: 45μm

Hazard Pictogram: GHS02

We now offer Cerium Powder, a versatile rare earth element material available in 3 variations. It’s known for its reactivity and use as a catalyst. It also has strong magnetic properties. Key applications of Cerium Powder include being used in lighter flints, glass polishing compounds and nickel-metal hydride batteries. With our choice of grades, we offer researchers and engineers an ideal material for experimenting with catalytic and magnetic applications.

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Technical Data Sheet Safety Data Sheet Tolerance Properties

Flammable

each

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	58
Crystal structure	Face centred cubic
Electronic structure	Xe 4f² 6s²
Valences shown	3, 4
Atomic weight( amu )	140.12
Thermal neutron absorption cross-section( Barns )	0.73
Photo-electric work function( eV )	2.9
Natural isotope distribution( Mass No./% )	136/ 0.2
Natural isotope distribution( Mass No./% )	140/ 88.4
Natural isotope distribution( Mass No./% )	142/ 11.1
Natural isotope distribution( Mass No./% )	138/ 0.3
Atomic radius - Goldschmidt( nm )	0.182
Ionisation potential( No./eV )	2/ 10.85
Ionisation potential( No./eV )	1/ 5.47
Ionisation potential( No./eV )	3/ 20.20
Ionisation potential( No./eV )	4/ 36.72

Mechanical Properties

Element	Value
Material condition	Polycrystalline
Material condition	Cast
Poisson's ratio	0.248
Poisson's ratio	0.248
Bulk modulus( GPa )	24.4
Bulk modulus( GPa )	24.4
Tensile modulus( GPa )	33.5
Tensile modulus( GPa )	33.5
Hardness - Vickers( kgf mm⁻² )	25-30
Tensile strength( MPa )	102
Yield strength( MPa )	91

Electrical Properties

Element	Value
Electrical resistivity( µOhmcm )	85.4@20@20°C
Temperature coefficient( K⁻¹ )	0.0087@0-100°C
Thermal emf against Pt (cold 0C - hot 100C)( mV )	1.14

Physical Properties

Element	Value
Boiling point( C )	3426
Density( gcm⁻³ )	6.75@20°C

Thermal Properties

Element	Value
Melting point( C )	799
Latent heat of evaporation( J g⁻¹ )	2680
Latent heat of fusion( J g⁻¹ )	37.3
Specific heat( J K⁻¹ kg⁻¹ )	205@25°C
Thermal conductivity( W m⁻¹ K⁻¹ )	11.3@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	8@0-100°C

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Cerium Powder

Tolerances

Material Properties for Metals