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Formula: Mg
Form: Foil/Film/Sheet
Material: Magnesium
CAS Number: 7439-95-4
Commodity: Metals
Purity: 99.9%
Magnesium Foil is a thin foil of magnesium metal produced by Goodfellow. With 91 variations available, it come in a range of thicknesses from 0.025mm to 3mm. This foil is valued for properties like its low density, high strength-to-weight ratio and good thermal conductivity. Its applications include being used as a packaging material, as a cathode material in batteries and as a lightweight structural component in the aerospace and automotive industries. With its unique material properties, Magnesium Foil enables innovative product designs across many technology sectors.
Technical Data Sheet Safety Data Sheet Tolerance Properties
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Tolerances

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

Material Properties for Metals

Atomic Properties
Element Value
Atomic number 12
Crystal structure Hexagonal close packed
Electronic structure Ne 3s²
Valences shown 2
Atomic weight( amu ) 24.305
Thermal neutron absorption cross-section( Barns ) 0.064
Photo-electric work function( eV ) 3.66
Natural isotope distribution( Mass No./% ) 24/ 78.99
Natural isotope distribution( Mass No./% ) 26/ 11.01
Natural isotope distribution( Mass No./% ) 25/ 10.00
Atomic radius - Goldschmidt( nm ) 0.16
Ionisation potential( No./eV ) 2/ 15.03
Ionisation potential( No./eV ) 6/ 187
Ionisation potential( No./eV ) 4/ 109
Ionisation potential( No./eV ) 5/ 141
Ionisation potential( No./eV ) 1/ 7.65
Ionisation potential( No./eV ) 3/ 80.1
Mechanical Properties
Element Value
Material condition Hard
Material condition Soft
Poisson's ratio 0.291
Poisson's ratio 0.291
Bulk modulus( GPa ) 35.6
Bulk modulus( GPa ) 35.6
Tensile modulus( GPa ) 44.7
Tensile modulus( GPa ) 44.7
Hardness - Vickers( kgf mm⁻² ) 35-45
Hardness - Vickers( kgf mm⁻² ) 30-35
Tensile strength( MPa ) 232
Tensile strength( MPa ) 185
Yield strength( MPa ) 69
Yield strength( MPa ) 100
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 4.2@20@20°C
Temperature coefficient( K⁻¹ ) 0.00425@0-100°C
Thermal emf against Pt (cold 0C - hot 100C)( mV ) 0.44
Physical Properties
Element Value
Boiling point( C ) 1090
Density( gcm⁻³ ) 1.74@20°C
Thermal Properties
Element Value
Melting point( C ) 649
Latent heat of evaporation( J g⁻¹ ) 5254
Latent heat of fusion( J g⁻¹ ) 362
Specific heat( J K⁻¹ kg⁻¹ ) 1020@25°C
Thermal conductivity( W m⁻¹ K⁻¹ ) 156@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 26@0-100°C

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