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Formula: Sn
Form: Sputtering Target
Material: Tin
CAS Number: 7440-31-5
Commodity: Metals
Purity: 99.99%
Tin Sputtering Targets are a new product in our extensive range of sputtering target materials. With 5 variations available, these high purity tin disks are ideal for use as sputtering targets in the production of thin films and coatings. Example applications include creating transparent conductive coatings for touch screens and low-emissivity window coatings, as well as barrier layers in food and beverage packaging to improve shelf life. These disks are available in multiple sizes and orientations to suit different sputtering system requirements.
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Material Properties for Metals

Atomic Properties
Element Value
Atomic number 50
Crystal structure Tetragonal
Electronic structure Kr 4d¹⁰ 5s² 5p²
Valences shown 2,4
Atomic weight( amu ) 118.69
Thermal neutron absorption cross-section( Barns ) 0.63
Photo-electric work function( eV ) 4.3
Natural isotope distribution( Mass No./% ) 122/ 4.6
Natural isotope distribution( Mass No./% ) 124/ 5.6
Natural isotope distribution( Mass No./% ) 114/ 0.7
Natural isotope distribution( Mass No./% ) 120/ 32.4
Natural isotope distribution( Mass No./% ) 118/ 24.3
Natural isotope distribution( Mass No./% ) 112/ 1.0
Natural isotope distribution( Mass No./% ) 116/ 14.7
Natural isotope distribution( Mass No./% ) 115/ 0.4
Natural isotope distribution( Mass No./% ) 117/ 7.7
Natural isotope distribution( Mass No./% ) 119/ 8.6
Atomic radius - Goldschmidt( nm ) 0.158
Ionisation potential( No./eV ) 2/ 14.63
Ionisation potential( No./eV ) 5/ 72.3
Ionisation potential( No./eV ) 3/ 30.5
Ionisation potential( No./eV ) 4/ 40.7
Ionisation potential( No./eV ) 1/ 7.34
Mechanical Properties
Element Value
Hardness - Mohs 1.5-1.8
Material condition Polycrystalline
Poisson's ratio 0.357
Bulk modulus( GPa ) 58.2
Tensile modulus( GPa ) 49.9
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 12.6@20@20°C
Superconductivity critical temperature( K ) 3.722
Temperature coefficient( K⁻¹ ) 0.0046@0-100°C
Thermal emf against Pt (cold 0C - hot 100C)( mV ) 0.42
Physical Properties
Element Value
Boiling point( C ) 2270
Density( gcm⁻³ ) 7.28@20°C
Thermal Properties
Element Value
Melting point( C ) 231.9
Latent heat of evaporation( J g⁻¹ ) 2497
Latent heat of fusion( J g⁻¹ ) 59.6
Specific heat( J K⁻¹ kg⁻¹ ) 213@25°C
Thermal conductivity( W m⁻¹ K⁻¹ ) 66.8@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 23.5@0-100°C

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