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Formula: Cu 62/Ni 18/Zn 20
Form: Foil/Film/Sheet
Material: Copper/Nickel/Zinc (Nickel Silver)
Commodity: Alloys

Nickel Silver Alloy Foil (Cu62/Ni18/Zn20)

Nickel Silver Alloy Disk (Cu64/Ni12/Zn24) is a copper-based alloy combining copper, nickel, and zinc to produce a durable, corrosion-resistant material with a distinctive silver-like appearance. The disk form is particularly well-suited for precision machining, electrical component housings, and decorative elements that demand both structural stability and aesthetic appeal. Key industries employing this material include electronics, precision instrumentation, and consumer goods manufacturing. Specific applications include housings for oscillators and connectors, corrosion-resistant mechanical components, and decorative or functional parts where both performance and appearance are essential. Research has emphasized advanced processing techniques to enhance strength and wear resistance, the optimization of nickel-silver alloys for improved corrosion resistance in physiological environments, and high-strength formulations that expand their application in structural and pressure-worked components. By uniting mechanical resilience with surface quality and visual appeal, Nickel Silver Alloy Disk (Cu64/Ni12/Zn24) continues to provide significant value in research-driven applications and industrial production.
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Tolerances

Foil
Thickness <0.01mm ±25%
Thickness 0.01mm - 0.05mm ±25%
Thickness >0.05mm ±10%

Material Properties for Alloys

Mechanical Properties
Element Value
Hardness - Brinell 75-190
Elongation at break( % ) 45
Modulus of elasticity( GPa ) 120-135
Izod impact strength( J m⁻¹ ) 110-130
Shear strength( MPa ) 290-400
Tensile strength( MPa ) 400-700
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 29
Temperature coefficient( K⁻¹ ) 0.0003
Thermal Properties
Element Value
Melting point( C ) 1060-1110
Thermal conductivity( W m⁻¹ K⁻¹ ) 28@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 16-17.1@25-300°C
Physical Properties
Element Value
Density( gcm⁻³ ) 8.72

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