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Gold/Tin Alloy Foil (Light Tight) (Au80/Sn20)

Formula: Au 80/Sn 20
Form: Foil (Light Tight)
Material: Gold/Tin Alloy
Commodity: Precious Metals
Light Tight: Light Tight
Gold/Tin Alloy Foil (Light Tight) (Au80/Sn20) is a thin, flexible foil that combines gold's corrosion resistance with tin's strength and solderability. Produced by Goodfellow, this foil comes in 13 variations that differ in thickness, temper and surface finish to suit different applications. Its uses include being used for high-end packaging, electronics shielding, decorative coatings and chemical/radiation barriers in scientific instruments. With numerous options available, Gold/Tin Alloy Foil (Light Tight) (Au80/Sn20) enables lightweight, durable solutions across industries.
Technical Data Sheet Safety Data Sheet Tolerance Properties
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Material Properties for Precious Metals

Thermal Properties
Element Value
Melting point( C ) 280
Thermal conductivity( W m⁻¹ K⁻¹ ) 57@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 16@20-100°C
Mechanical Properties
Element Value
Shear strength( MPa ) 270-280
Tensile strength( MPa ) 270-280

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