Scandium Foil

Scandium Foil offers excellent strength-to-weight ratio, corrosion resistance, and compatibility with aluminum alloys, making it valuable for aerospace, sports equipment, and high-performance engineering applications. The thin foil geometry allows precise layering, coating, and integration into advanced composites. Industries such as aerospace, automotive, and electronics use scandium foil for lightweight structural components, fuel cell membranes, and specialty coatings. Specific applications include reinforcing aluminum alloys for aircraft structures, improving electrolyte performance in solid oxide fuel cells, and enhancing performance in sporting goods. In research, scandium foil aids in studying alloy strengthening mechanisms, surface chemistry, and thin-film deposition techniques. Its combination of rare-metal performance and workable form makes it indispensable in advanced engineering and scientific contexts.

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Tolerance

Properties

Reference & Citations

each

Tolerances

Foil

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

Material Properties for Metals

Atomic Properties

Element	Value
Atomic number	21
Crystal structure	Hexagonal close packed
Electronic structure	Ar 3d¹ 4s²
Valences shown	3
Atomic weight( amu )	44.9559
Thermal neutron absorption cross-section( Barns )	25
Photo-electric work function( eV )	3.5
Atomic radius - Goldschmidt( nm )	0.16
Ionisation potential( No./eV )	3/ 24.8
Ionisation potential( No./eV )	5/ 91.7
Ionisation potential( No./eV )	4/ 73.5
Ionisation potential( No./eV )	6/ 111
Ionisation potential( No./eV )	1/ 6.54
Ionisation potential( No./eV )	2/ 12.8

Mechanical Properties

Element	Value
Hardness - Brinell	78
Hardness - Brinell	136
Material condition	Soft
Material condition	Hard
Poisson's ratio	0.27
Poisson's ratio	0.27
Bulk modulus( GPa )	44.2
Bulk modulus( GPa )	44.2
Tensile modulus( GPa )	79.3
Tensile modulus( GPa )	79.3

Electrical Properties

Element	Value
Electrical resistivity( µOhmcm )	66@20@20°C
Temperature coefficient( K⁻¹ )	0.00282@0-100°C

Physical Properties

Element	Value
Boiling point( C )	2831
Density( gcm⁻³ )	2.99@20°C

Thermal Properties

Element	Value
Melting point( C )	1541
Latent heat of evaporation( J g⁻¹ )	7293
Latent heat of fusion( J g⁻¹ )	357
Specific heat( J K⁻¹ kg⁻¹ )	557@25°C
Thermal conductivity( W m⁻¹ K⁻¹ )	15.8@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	12@0-100°C