Copper Pellets Rectangular Section

Copper Pellets Rectangular Section feature high conductivity, robust mechanical integrity, and an optimized shape for uniform packing and efficient processing. The rectangular cross-section increases surface contact area compared to spherical or irregular pellets, enhancing heat transfer and electrical interfacing in metallurgical and electronic applications. Industries including electrical manufacturing, specialty alloy production, and advanced component fabrication leverage these pellets for precise alloying, high-efficiency casting, and conductive inserts. Specific applications include use in custom-shaped feedstock for precision casting molds, as structural inserts in electrical bus components, and in additive manufacturing systems that benefit from enhanced pellet geometry for layer deposition. In research, rectangular-section copper pellets contribute to the development of high-density interconnects, improved motor winding systems, and novel manufacturing routes where geometry influences performance. Their engineered shape and material purity make them indispensable in both experimental innovation and industrial-scale production.

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Tolerance

Properties

Reference & Citations

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Tolerances

Pellets

Maximum Lump Size		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