Technical Data Sheet
Safety Data Sheet

4047 Aluminium Foil (Light Tight)

Goodfellow's 4047 Aluminium Foil (Light Tight) is a high purity aluminium foil product notable for its light blocking abilities. With a thickness of 0.1mm, this foil blocks 99.9% of visible light while remaining highly flexible. Key applications of this light tight foil include its use as a barrier material in packaging where light exposure must be prevented. It also finds use in scientific instrumentation where stray light needs to be blocked. As part of Goodfellow's broad range of aluminium foil offerings, this light tight foil enables light blocking across a variety of industries and applications.
Thickness: 1.524mm
Length 2: 304.8mm
Technical Name: Aluminium alloy 4047
Formula: Si11-13/Fe0.8max/Zn0.2max/Mn0.15max/Mg0.1max/Remainder0.15/Al Balance
Density: 2.6g/cm³
Temper: F
Length 1: 304.8mm
UOM Code: 572-935-40
SKU: 1000050643
Product Code: AY20-FL-000101
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Technical Data Sheet
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Material Properties for Alloys

Mechanical Properties
Element Value
Hardness - Brinell 0
Hardness - Rockwell 0
Elongation at break( % ) 0
Modulus of elasticity( GPa ) 0
Tensile modulus( GPa ) 0
Izod impact strength( J m⁻¹ ) 0
Hardness - Vickers( kgf mm⁻² ) 0
Shear strength( MPa ) 0
Tensile strength( MPa ) 0
Magnetic Properties
Element Value
Initial permeability 0
Maximum permeability 0
Coercivity (Hc)( A m⁻¹ ) 0
Curie temperature( C ) 0
Remanence from saturation (Brem)( T ) 0
Saturation flux density( T ) 0
Saturation Induction( T ) 0
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 0
Temperature coefficient( K⁻¹ ) 0
Thermal Properties
Element Value
Crystallisation temperature( C ) 0
Maximum use temperature in air( C ) 0
Melting point( C ) 0
Temperature - Austenitic( C ) 0
Temperature - Martensitic( C ) 0
Specific heat( J K⁻¹ kg⁻¹ ) 0
Thermal conductivity( W m⁻¹ K⁻¹ ) 0
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 0
Physical Properties
Element Value
Density( gcm⁻³ ) 0
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