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Iridium

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Iridium Wire

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Iridium Wire is made from 99.95% pure iridium, offering high strength, excellent conductivity, and resistance to heat and corrosion. Heeger Materials is a professional supplier and manufacturer of high-quality Iridium Wire, offering customized solutions and competitive prices.

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Data sheet

Diameter0.0024” – 0.236” (0.06 – 6.0 mm), or customized
Density22.56 g/cm3
Melting Piont2446 °C
SymbolIr
Purity99.5%
CAS7439-88-5
Boiling Point4130 ℃

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Iridium Wire is produced from iridium with a typical purity of 99.95%, delivering exceptional durability and performance in extreme conditions. Known for its high melting point of over 2400 °C, iridium provides excellent thermal and chemical stability. The wire exhibits outstanding corrosion resistance, especially in acidic and oxidative environments, and retains mechanical integrity at elevated temperatures. Its high electrical conductivity also makes it suitable for precision electronic applications. Iridium Wire is widely used in aerospace, high-end electronics, spark plug manufacturing, medical devices, and scientific instrumentation. Heeger Materials provides high-quality Iridium Wire with stable performance and customizable dimensions to meet specific technical requirements.

Iridium Wire

Iridium Wire Chemical Compositions

Impurities(≤%)
PtRuRhPdAuAgCuFeNi
0.020.020.020.010.010.0050.0050.0050.005
AlPbMnMgSnSiZnCa 
0.0050.0050.0050.0050.0050.0050.0050.005 

Iridium Wire Specifications

Product

Wire Diameter

Diameter Tolerance

Length Tolerance

Iridium Wire

0.0024” – 0.236” (0.06 – 6.0 mm)

±10%

+5% / -1%

Iridium Rhodium Wire (Ir/Rh10)

0.008” – 0.028” (0.2 – 0.7 mm)

Platinum Iridium Wire (Pt/Ir10, Pt/Ir20)

0.0017” – 0.236” (0.045 – 6.0 mm)

Iridium Wire Properties

Melting Point2719 K (2446 °C, 4435 °F)
Boiling Point4403 K (4130 °C, 7466 °F)
Density (near room temperature)22.56 g/cm³
Density (liquid at melting point)19 g/cm³
Heat of Fusion41.12 kJ/mol
Heat of Vaporization564 kJ/mol
Molar Heat Capacity25.10 J/(mol·K)

Iridium Wire Advantages

  • High Purity (≥99.95%): Ensures stable performance in critical environments.
  • Exceptional High-Temperature Resistance: Maintains strength and stability even above 2000 °C.
  • Outstanding Corrosion Resistance: Withstands aggressive chemicals, acids, and oxidation.
  • Excellent Electrical Conductivity: Suitable for precision electronic and high-frequency applications.
  • Long Service Life: Resists wear, degradation, and thermal fatigue over time.

Iridium Wire Applications

  • Aerospace Systems: Used in thermocouples, propulsion systems, and ignition devices in jet and rocket engines.
  • Electronics and Semiconductors: Applied in high-reliability connectors, electrical contacts, and probe pins.
  • Automotive Industry: Incorporated into high-performance spark plugs for improved longevity and ignition efficiency.
  • Medical Devices: Used in pacemaker leads, surgical tools, and implantable electrodes due to its biocompatibility.
  • Scientific Instrumentation: Ideal for crucible heating elements, thermocouples, and laboratory probes.

Iridium Wire Packing 

The Iridium Wire will be carefully placed in wooden cases or cartons, with additional support from soft materials, to prevent shifting during transportation. This packaging method guarantees the integrity of the products throughout the delivery process.

Iridium Wire Packing

Where to Buy Iridium Wire in Bulk?

Heeger Materials Inc., a professional supplier and manufacturer of high-quality Iridium products including Iridium Wire, leverages extensive expertise in supply and export to offer competitive prices. We provide customized solutions to meet specific requirements, ensuring exceptional quality and customer satisfaction.

Heeger Materials Inc. was established in 2016 in Colorado, USA. We are a specialized supplier of premium-grade metals, alloys, ceramics, powders, and various other materials catering to research, development, and large-scale industrial production in scientific and industrial sectors. 

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