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Formula: Cu
Form: Insulated Wire
Material: Copper
CAS Number: 7440-50-8
Commodity: Metals
Insulation:
Polyurethane
Polyurethane Copper Insulated Wire is a versatile wire product from Goodfellow's extensive range of over 121 variations. The polyurethane insulation provides excellent dielectric properties while the high purity copper conductor allows for outstanding electrical conductivity. Common applications of this wire include internal wiring in consumer electronics, automotive systems, and industrial control systems where its flexibility, durability, and electrical performance are critical. With numerous insulation thickness and copper gauge options, Goodfellow's polyurethane insulated copper wires can be customized to meet the specific needs of electrical design projects across many industries.
Tolerances
Insulated Wire
| Conductor Diameter | ±10% | |
|---|---|---|
| Insulation Thickness | Nominal | |
| Length | +5% / -1% |
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 |