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Platinum/Iridium Alloy Disk (Pt80/Ir20)

Goodfellow's range of Platinum/Iridium Alloy disks includes this Pt80/Ir20 foil. With its high melting point, excellent corrosion resistance, and outstanding chemical inertness, this foil is ideal for applications like gaskets, seals, and corrosion-resistant coatings in extreme environments. The high stiffness and strength of the Pt80/Ir20 alloy also make this foil suitable for precision parts where dimensional stability is critical. As a leader in materials science, Goodfellow provides high-quality Pt/Ir foils to enable breakthroughs across industries.
Formula: Pt80/Ir20
Temper: As Rolled
Thickness: 0.005mm
Diameter: 12mm
UOM Code: 158-799-35
SKU: 1000055462
Product Code: PT04-FL-000202

Tolerances

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

Tolerances

Disk
Thickness >0.05mm ±10%
Thickness <0.01mm ±25%
Thickness 0.01mm - 0.05mm ±15%
Technical Data Sheet
Safety Data Sheet
€376.98
each
  • Buy 5 for €305.35 each and save 19%
  • Buy 10 for €278.97 each and save 26%
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Material Properties for Precious Metals

Mechanical Properties
Element Value
Elongation at break( % ) <20
Modulus of elasticity( GPa ) 198
Hardness - Vickers( kgf mm⁻² ) 190-200
Tensile strength( MPa ) 680-700
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 31-32
Temperature coefficient( K⁻¹ ) 0.001
Thermal Properties
Element Value
Melting point( C ) 1830-2123
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 8.3@0-100°C
Physical Properties
Element Value
Density( gcm⁻³ ) 21.7
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