Technical Data Sheet
Safety Data Sheet
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Silicon Foil

Introducing Silicon Foils from Goodfellow. These thin foils of silicon are available in a range of sizes and thicknesses, with 8 variations to choose from. Silicon is known for its semiconducting properties and high resistance to heat and corrosion. Potential applications for Silicon Foils include semiconductor device fabrication, photovoltaic solar cells and high temperature electrical insulation. With unique properties and many variations, Silicon Foils can enable innovative designs across electronics, energy and other high-tech industries.
Formula: Si
Percentage Purity: 99.999%
Thickness: 1mm
Length 1: 10mm
Length 2: 10mm
Structure: Polycrystalline
CAS Number: 7440-21-3
UOM Code: 598-382-43
SKU: 1000180953
Product Code: SI00-SH-000120

Tolerances

Foil
Thickness <0.01mm ±25%
Thickness 0.01mm - 0.05mm ±15%
Thickness >0.05mm ±10%
No Minimum order Despatch of products in stock within 48 hours Free technical support *Free delivery worldwide
$309.85
each
  • Buy 5 for $250.98 each and save 19%
  • Buy 10 for $229.29 each and save 26%

Shipping restrictions and charges
may apply for some hazardous materials.

Tolerances

Foil
Thickness <0.01mm ±25%
Thickness 0.01mm - 0.05mm ±15%
Thickness >0.05mm ±10%
Technical Data Sheet
Safety Data Sheet

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Material Properties for Metals

Atomic Properties
Element Value
Atomic number 14
Crystal structure Diamond
Electronic structure Ne 3s² 3p²
Valences shown 4
Atomic weight( amu ) 28.0855
Thermal neutron absorption cross-section( Barns ) 0.16
Photo-electric work function( eV ) 4.2
Natural isotope distribution( Mass No./% ) 30/ 3.10
Natural isotope distribution( Mass No./% ) 29/ 4.67
Natural isotope distribution( Mass No./% ) 28/ 92.23
Atomic radius - Goldschmidt( nm ) 0.117
Ionisation potential( No./eV ) 5/ 167
Ionisation potential( No./eV ) 1/ 8.15
Ionisation potential( No./eV ) 2/ 16.3
Ionisation potential( No./eV ) 3/ 33.5
Ionisation potential( No./eV ) 4/ 45.1
Ionisation potential( No./eV ) 6/ 205
Mechanical Properties
Element Value
Hardness - Mohs 7
Material condition Polycrystalline
Poisson's ratio 0.42
Bulk modulus( GPa ) 100
Tensile modulus( GPa ) 113
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 23 x 10¹⁰@20@20°C
Thermal emf against Pt (cold 0C - hot 100C)( mV ) -41.56
Physical Properties
Element Value
Boiling point( C ) 2355
Density( gcm⁻³ ) 2.34@20°C
Thermal Properties
Element Value
Melting point( C ) 1410
Latent heat of evaporation( J g⁻¹ ) 13700
Latent heat of fusion( J g⁻¹ ) 1650
Specific heat( J K⁻¹ kg⁻¹ ) 703@25°C
Thermal conductivity( W m⁻¹ K⁻¹ ) 80-150@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 4.7-7.6@0-100°C
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