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Gold Powder

Gold Powder is a fine powder form of gold that’s part of our extensive range of metals and alloys. With 29 size variations available, it can be optimized for different applications. Some key properties of Gold Powder include its electrical conductivity, corrosion resistance and ductility. Potential uses for it include electronic applications like printed circuits and coatings, manufacturing and certain chemical processes. With its unique properties, Gold Powder enables innovations across industries from electronics to medicine.
Formula: Au
Percentage Purity: 99.95%
Mean Particle Size: 0.015µm
Weight: 50g
Class: Nanomaterials
CAS Number: 7440-57-5
UOM Code: 797-638-68
SKU: 1000032557
Product Code: AU00-PD-000122

Tolerances

Powder
Mean Particle Size Nominal
Minimum Particle Size Nominal
Maximum Particle Size Nominal
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Particle Size D10 Nominal
Particle Size D50 Nominal
Particle Size D90 Nominal

Tolerances

Powder
Mean Particle Size Nominal
Minimum Particle Size Nominal
Maximum Particle Size Nominal
Maximum Particle Size Nominal
Particle Size D10 Nominal
Particle Size D50 Nominal
Particle Size D90 Nominal
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Material Properties for Precious Metals

Atomic Properties
Element Value
Atomic number 79
Crystal structure Face centred cubic
Electronic structure Xe 4f¹⁴ 5d¹⁰ 6s¹
Valences shown 1,3
Atomic weight( amu ) 196.9665
Thermal neutron absorption cross-section( Barns ) 98.8
Photo-electric work function( eV ) 4.8
Atomic radius - Goldschmidt( nm ) 0.144
Ionisation potential( No./eV ) 1/ 9.22
Ionisation potential( No./eV ) 2/ 20.5
Mechanical Properties
Element Value
Material condition Soft
Material condition Hard
Poisson's ratio 0.42
Poisson's ratio 0.42
Bulk modulus( GPa ) 171
Bulk modulus( GPa ) 171
Tensile modulus( GPa ) 78.5
Tensile modulus( GPa ) 78.5
Hardness - Vickers( kgf mm⁻² ) 20-30
Hardness - Vickers( kgf mm⁻² ) 60
Tensile strength( MPa ) 130
Tensile strength( MPa ) 220
Yield strength( MPa ) 205
Yield strength( MPa ) -
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 2.20@20@20°C
Temperature coefficient( K⁻¹ ) 0.004@0-100°C
Thermal emf against Pt (cold 0C - hot 100C)( mV ) 0.74
Physical Properties
Element Value
Boiling point( C ) 3080
Density( gcm⁻³ ) 19.3@20°C
Thermal Properties
Element Value
Melting point( C ) 1064.4
Latent heat of evaporation( J g⁻¹ ) 1738
Latent heat of fusion( J g⁻¹ ) 64.9
Specific heat( J K⁻¹ kg⁻¹ ) 129@25°C
Thermal conductivity( W m⁻¹ K⁻¹ ) 318@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 14.1@0-100°C
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