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Aluminum/Magnesium/Silicon Alloy Foil (Light Tight) (Al98/Mg 1/Si 0.6)

Formula: Al 98/Mg 1/Si 0.6
Form: Foil (Light Tight)
Material: Aluminum/Magnesium/Silicon Alloy
Commodity: Alloys
Temper: As Rolled
Thickness: 0.03mm
Light Tight: Light Tight
Aluminum/Magnesium/Silicon Alloy Foil (Light Tight) (Al98/Mg 1/Si 0.6) is a thin foil of metal alloy composed primarily of aluminum with added magnesium and silicon. Offering low density and high corrosion resistance, this foil provides an impermeable barrier to light while remaining lightweight. Potential uses include food and pharmaceutical packaging, insulation for aerospace and electronics, and optical filters for scientific instruments. Available in 2 thicknesses, our Aluminum/Magnesium/Silicon Alloy Foil is a popular choice for light blocking across many industries.
Technical Data Sheet Safety Data Sheet Tolerance Properties
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Material Properties for Alloys

Mechanical Properties
Element Value
Hardness - Brinell 10-100
Elongation at break( % ) <20
Modulus of elasticity( GPa ) 70
Izod impact strength( J m⁻¹ ) 27-34
Shear strength( MPa ) 160-200
Tensile strength( MPa ) 150-430
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 3.4-3.8
Temperature coefficient( K⁻¹ ) 0.003
Physical Properties
Element Value
Density( gcm⁻³ ) 2.69
Thermal Properties
Element Value
Specific heat( J K⁻¹ kg⁻¹ ) 904@23°C
Thermal conductivity( W m⁻¹ K⁻¹ ) 180-193@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 23@20-100°C

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