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Formula: Cu
Form: Powder
Material: Copper
CAS Number: 7440-50-8
Commodity: Metals
Hazard Pictogram: GHS09
Copper Powder is a versatile material available in a choice of 17 variations, with different particle sizes and purities. It can be used for its high thermal and electrical conductivity in applications like electronics manufacturing, welding, brazing and 3D printing. Our comprehensive Copper Powder range offers researchers and engineers the flexibility to find the correct compostion for their specific application.
Technical Data Sheet Safety Data Sheet Tolerance Properties

Hazardous to the environment

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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 29
Crystal structure Face centred cubic
Electronic structure Ar 3d¹⁰ 4s¹
Valences shown 1, 2
Atomic weight( amu ) 63.546
Thermal neutron absorption cross-section( Barns ) 3.8
Photo-electric work function( eV ) 4.5
Natural isotope distribution( Mass No./% ) 65/ 30.8
Natural isotope distribution( Mass No./% ) 63/ 69.2
Atomic radius - Goldschmidt( nm ) 0.128
Ionisation potential( No./eV ) 4/ 55.2
Ionisation potential( No./eV ) 6/ 103
Ionisation potential( No./eV ) 1/ 7.73
Ionisation potential( No./eV ) 5/ 79.9
Ionisation potential( No./eV ) 3/ 36.8
Ionisation potential( No./eV ) 2/ 20.29
Mechanical Properties
Element Value
Material condition Soft
Material condition Hard
Poisson's ratio 0.343
Poisson's ratio 0.343
Bulk modulus( GPa ) 137.8
Bulk modulus( GPa ) 137.8
Tensile modulus( GPa ) 129.8
Tensile modulus( GPa ) 129.8
Izod toughness( J m⁻¹ ) 68
Izod toughness( J m⁻¹ ) 58
Hardness - Vickers( kgf mm⁻² ) 87
Hardness - Vickers( kgf mm⁻² ) 49
Tensile strength( MPa ) 314
Tensile strength( MPa ) 224
Yield strength( MPa ) 270
Yield strength( MPa ) 54
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 1.69@20@20°C
Temperature coefficient( K⁻¹ ) 0.0043@0-100°C
Thermal emf against Pt (cold 0C - hot 100C)( mV ) 0.76
Physical Properties
Element Value
Boiling point( C ) 2567
Density( gcm⁻³ ) 8.96@20°C
Thermal Properties
Element Value
Melting point( C ) 1083
Latent heat of evaporation( J g⁻¹ ) 4796
Latent heat of fusion( J g⁻¹ ) 205
Specific heat( J K⁻¹ kg⁻¹ ) 385@25°C
Thermal conductivity( W m⁻¹ K⁻¹ ) 401@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 17@0-100°C

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