Copper Powder

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.

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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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Copper Powder

Hazardous to the environment

Tolerances

Material Properties for Metals