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Constantan® Sputtering Target

Formula: Cu 55/Ni 45
Form: Sputtering Target
Material: Constantan®
Commodity: Alloys
Thickness: 3mm
Hazard Pictogram: GHS07, GHS08
Constantan® Sputtering Targets are copper-nickel alloy targets disk used in sputter deposition processes. With a composition of approximately 55% copper and 44% nickel, they provide properties like low electrical resistivity, high thermal conductivity and a low temperature coefficient of resistivity. These disks are available in 2 variations for research and industrial applications, including thin film deposition, surface coating, and the fabrication of strain gauges or thermocouples.
Technical Data Sheet Safety Data Sheet Tolerance Properties

Health hazard/Hazardous to the ozone layer

Serious health hazard

each

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Material Properties for Alloys

Mechanical Properties
Element Value
Hardness - Brinell 100-300
Elongation at break( % ) 45
Modulus of elasticity( GPa ) 162
Izod impact strength( J m⁻¹ ) 107
Tensile strength( MPa ) 400-590
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 52
Temperature coefficient( K⁻¹ ) 0.00002+/-
Thermal Properties
Element Value
Maximum use temperature in air( C ) 500
Melting point( C ) 1225-1300
Thermal conductivity( W m⁻¹ K⁻¹ ) 19.5@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 14.9@20-100°C
Physical Properties
Element Value
Density( gcm⁻³ ) 8.9

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