Platinum Powder

Formula: Pt

Form: Powder

Material: Platinum

CAS Number: 7440-06-4

Commodity: Precious Metals

Purity: 99.95%

Platinum Powder is high purity platinum powder available in 24 variations. Platinum is known for its excellent corrosion resistance, high melting point and catalytic properties. The properties means that this powder is commonly used as a catalyst in industrial chemical processes, as well as in the production of electrical contacts. The choice of particle sizes and high purity makes our Platinum Powder range suitable for a wide variety of applications.

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Technical Data Sheet Safety Data Sheet Tolerance Properties

each

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

Material Properties for Precious Metals

Atomic Properties

Element	Value
Atomic number	78
Crystal structure	Face centred cubic
Electronic structure	Xe 4f¹⁴ 5d⁹ 6s¹
Valences shown	1,2,3,4
Atomic weight( amu )	195.08
Thermal neutron absorption cross-section( Barns )	9
Photo-electric work function( eV )	5.3
Natural isotope distribution( Mass No./% )	192/ 0.79
Natural isotope distribution( Mass No./% )	196/ 25.30
Natural isotope distribution( Mass No./% )	190/ 0.01
Natural isotope distribution( Mass No./% )	195/ 33.80
Natural isotope distribution( Mass No./% )	198/ 7.20
Natural isotope distribution( Mass No./% )	194/ 32.90
Atomic radius - Goldschmidt( nm )	0.138
Ionisation potential( No./eV )	1/ 9.0
Ionisation potential( No./eV )	2/ 18.6

Mechanical Properties

Element	Value
Material condition	Hard
Material condition	Soft
Poisson's ratio	0.39
Poisson's ratio	0.39
Bulk modulus( GPa )	276
Bulk modulus( GPa )	276
Tensile modulus( GPa )	170
Tensile modulus( GPa )	170
Hardness - Vickers( kgf mm⁻² )	40
Hardness - Vickers( kgf mm⁻² )	100
Tensile strength( MPa )	200-300
Tensile strength( MPa )	125-150
Yield strength( MPa )	14-35
Yield strength( MPa )	185

Electrical Properties

Element	Value
Electrical resistivity( µOhmcm )	10.58@20@20°C
Temperature coefficient( K⁻¹ )	0.00392@0-100°C

Physical Properties

Element	Value
Boiling point( C )	3827
Density( gcm⁻³ )	21.45@20°C

Thermal Properties

Element	Value
Melting point( C )	1772
Latent heat of evaporation( J g⁻¹ )	2405
Latent heat of fusion( J g⁻¹ )	101
Specific heat( J K⁻¹ kg⁻¹ )	133@025°C
Thermal conductivity( W m⁻¹ K⁻¹ )	71.6@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	9@0-100

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Platinum Powder

Tolerances

Material Properties for Precious Metals