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Nickel Silver Alloy Foil (Light Tight) (Cu62/Ni18/Zn20)

Available Configurations

Properties common to all products in this list

Commodity: Alloys Material: Copper/Nickel/Zinc (Nickel Silver) Form: Foil (Light Tight) Composition: Cu 62/Ni 18/Zn 20 Coating: Uncoated Opacity: Light Tight Surface Finish: Standard
Nickel Silver Alloy Foil (Light Tight) (Cu62/Ni18/Zn20) is a ternary alloy foil composed of copper, nickel, and zinc, engineered to be free of pinholes, ensuring complete opacity and protection against external light transmission. This light-tight property makes it essential in advanced optical, electronic, and shielding applications where precise control over light exposure is critical. Industries such as optics, electronics, and radiation shielding rely on this material for its combination of mechanical resilience, corrosion resistance, and controlled optical properties. Specific applications include radiation shielding in nuclear and high-energy research setups, protective housings for sensitive optical devices, and light-blocking layers in advanced electronic systems. Research emphasizes its superior photon and neutron shielding performance compared to standard concretes, its resistance to oxidation and vulcanization in challenging environments, and alloy processing techniques that enhance durability and reflectivity. By uniting structural integrity with advanced shielding performance, Nickel Silver Alloy Foil (Light Tight) (Cu62/Ni18/Zn20) plays a pivotal role in both scientific innovation and industrial-grade protection technologies.

Health hazard/Hazardous to the ozone layer

Serious health hazard

Starting at $198.00 each
No Minimum order Approx. 2 weeks leadtime Free technical support *Free delivery worldwide

Material Properties

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
each

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Available Configurations

Properties common to all products in this list

Commodity: Alloys Material: Copper/Nickel/Zinc (Nickel Silver) Form: Foil (Light Tight) Composition: Cu 62/Ni 18/Zn 20 Coating: Uncoated Opacity: Light Tight Surface Finish: Standard

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