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Aluminum/Magnesium/Silicon Alloy Foil (Al98/Mg1/Si1)

Available Configurations

Properties common to all products in this list

Commodity: Alloys Material: Aluminum/Magnesium/Silicon Form: Foil/Film/Sheet Composition: Al 98/Mg 1/Si 1 Temper: T4 Thickness: 0.7mm Coating: Uncoated Surface Finish: Standard
Aluminum/Magnesium/Silicon Alloy Foil (Al98/Mg1/Si1) combines lightweight construction, medium-to-high tensile strength, and enhanced corrosion resistance with a uniform, formable thin foil structure. The 1% magnesium increases strength and fatigue resistance, while 1% silicon enables precipitation hardening for improved wear resistance and thermal stability. In foil form, it serves in aerospace thermal insulation layers, electronics for electromagnetic shielding, and automotive lightweight body panels. Technologies benefiting from this alloy include flexible printed electronics, spacecraft multilayer insulation blankets, and precision optical instrument housings. Research advances focus on refining rolling and annealing processes to improve surface smoothness, uniformity of mechanical properties, and thermal cycle resistance, making Aluminum/Magnesium/Silicon Alloy Foil (Al98/Mg1/Si1) a prime choice for industries requiring a balance of strength, durability, and minimal weight.
Starting at $206.00 each
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Material Properties

Mechanical Properties
Element Value
Hardness - Brinell 65-95
Elongation at break( % ) 20
Modulus of elasticity( GPa ) 69
Tensile strength( MPa ) 245-325
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 3.4-3.8
Temperature coefficient( K⁻¹ ) 0.0031-0.0035
Physical Properties
Element Value
Density( gcm⁻³ ) 2.69
Thermal Properties
Element Value
Thermal conductivity( W m⁻¹ K⁻¹ ) 180-195@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 23@20-100°C
each

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Available Configurations

Properties common to all products in this list

Commodity: Alloys Material: Aluminum/Magnesium/Silicon Form: Foil Composition: Al 98/Mg 1/Si 1 Temper: T4 Thickness: 0.7mm Coating: Uncoated Surface Finish: Standard

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Tolerances

Foil
Thickness <0.01mm ±25%
Thickness 0.01mm - 0.05mm ±15%
Thickness >0.05mm ±10%