Palladium Foil

Palladium Foil is a high-performance metallic material known for its exceptional hydrogen permeability and mechanical stability, even at elevated temperatures. This makes it uniquely suited for membrane-based hydrogen purification systems. Palladium foil plays a key role in energy, chemical processing, and electronics industries. Its standout applications include hydrogen-selective membranes in fuel cells, electrodes for electrochemical cells, and thin film coatings for semiconductors. It supports high hydrogen selectivity while maintaining durability under cyclic thermal and mechanical stress. Palladium foils also support innovation in hydrogen fuel infrastructure, including PEM fuel cells and hydrogen purification devices. With its rare combination of permeability, strength, and catalytic properties, palladium foil is a cornerstone in the development of next-generation clean energy systems and advanced electronic materials.

Formula: Pd
Percentage Purity: 99.95%
Temper: As Rolled
Thickness: 0.05mm
Length 1: 10mm
Length 2: 10mm
CAS Number: 7440-05-3
UOM Code: 439-338-60
Legacy Code: PD000214
Distributor Code: GF43933860

SKU: 1000167758

Product Code: PD00-FL-000317

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Tolerances

Foil/Film/Sheet

Thickness	<0.01mm	±25%
Thickness	0.01mm - 0.05mm	±15%
Thickness	>0.05mm	±10%

Tolerances

Foil/Film/Sheet

Thickness	<0.01mm	±25%
Thickness	0.01mm - 0.05mm	±15%
Thickness	>0.05mm	±10%

Technical Data Sheet

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Material Properties for Precious Metals

Atomic Properties

Element	Value
Atomic number	46
Crystal structure	Face centred cubic
Electronic structure	Kr 4d¹⁰
Valences shown	2, 3, 4
Atomic weight( amu )	106.42
Thermal neutron absorption cross-section( Barns )	6
Photo-electric work function( eV )	5
Natural isotope distribution( Mass No./% )	108/ 26.7
Natural isotope distribution( Mass No./% )	110/ 11.8
Natural isotope distribution( Mass No./% )	104/ 11.0
Natural isotope distribution( Mass No./% )	102/ 1.0
Natural isotope distribution( Mass No./% )	105/ 22.2
Natural isotope distribution( Mass No./% )	106/ 27.3
Atomic radius - Goldschmidt( nm )	0.137
Ionisation potential( No./eV )	1/ 8.3
Ionisation potential( No./eV )	2/ 19.4
Ionisation potential( No./eV )	3/ 32.9

Mechanical Properties

Element	Value
Material condition	Soft
Material condition	Hard
Poisson's ratio	0.39
Poisson's ratio	0.39
Bulk modulus( GPa )	187
Bulk modulus( GPa )	187
Tensile modulus( GPa )	121
Tensile modulus( GPa )	121
Hardness - Vickers( kgf mm⁻² )	40
Hardness - Vickers( kgf mm⁻² )	100
Tensile strength( MPa )	140-195
Tensile strength( MPa )	325
Yield strength( MPa )	205
Yield strength( MPa )	34.5

Electrical Properties

Element	Value
Electrical resistivity( µOhmcm )	10.8@20@20
Temperature coefficient( K⁻¹ )	0.0042@0-100
Thermal emf against Pt (cold 0C - hot 100C)( mV )	-0.57

Physical Properties

Element	Value
Boiling point( C )	3140
Density( gcm⁻³ )	12@20°C

Thermal Properties

Element	Value
Melting point( C )	1554
Latent heat of evaporation( J g⁻¹ )	3398
Latent heat of fusion( J g⁻¹ )	157
Specific heat( J K⁻¹ kg⁻¹ )	244@25
Thermal conductivity( W m⁻¹ K⁻¹ )	71.8@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	11@0-100