Platinum Pellets

Platinum Pellets combine high density, corrosion resistance, and catalytic efficiency in a compact form that enables precise dosing for melting, vapor deposition, and laboratory applications. Their shape is particularly suitable for use in electron beam evaporation, controlled alloying, and catalyst preparation. Industries such as electronics, aerospace, and chemical processing use platinum pellets for thin-film coatings, microelectronic fabrication, and high-performance catalysts. Specific applications include coating semiconductor wafers, manufacturing precision thermocouples, and producing durable electrodes. In research, platinum pellets offer reproducible material input for experiments requiring consistent purity and geometry. Their blend of chemical stability, high melting point, and dosing convenience ensures broad utility in both industrial and academic settings.

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Tolerance

Properties

Reference & Citations

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Tolerances

Pellets

Maximum Lump Size		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