Platinum Iridium Wire Pt90%, Ir10% | |
Product No | NRE-60019 |
CAS | 7440-06-4 / 7439-88-5 |
Formula | Pt-Ir |
Diameter | 0.025, tolerance +/-10% mm. |
Wire Length | 5, tolerance +5%/-1%m. |
Density | < 10 g cm-3 |
Electrical Resistivity | < 10% ohm cm |
Temperature Coefficient | > 0.002% per K |
Thermal Conductivity @ 23°C | > 50% W/m/K |
Melting Point | 1800°C |
Platinum Iridium Wire
Platinum iridium wire is a high-performance material that combines the properties of both platinum and iridium, offering exceptional durability, stability, and resistance to corrosion and high temperatures. Its unique characteristics make it suitable for a range of specialized applications.
Scientific Research and Precision Instruments
Standard Measurement Devices: Pt-Ir is used in the construction of standard measurement devices, such as the international prototype of the kilogram, which is made from a platinum-iridium alloy. The material’s stability and resistance to oxidation ensure accurate and consistent measurements.
Thermocouples: In scientific research, platinum-iridium wire is used in high-precision thermocouples for temperature measurement. The combination of platinum and iridium allows these thermocouples to operate accurately at very high temperatures.
Medical Devices
Implants and Surgical Tools: Pt-Ir is used in medical implants and surgical tools due to its biocompatibility and resistance to corrosion. It is used in devices such as stents, guidewires, and other implantable devices where durability and non-reactivity are essential.
Electrodes: In neurology and cardiology, platinum-iridium wire is used for electrodes in medical devices such as pacemakers and neural stimulators. Its excellent conductivity and resistance to body fluids make it ideal for these applications.
Aerospace and Defense
High-Temperature Components: Platinum iridium wire is used in aerospace and defense applications for components exposed to extreme temperatures. Its high melting point and resistance to oxidation make it suitable for use in rocket engines, jet engines, and high-precision sensors.
Radar and Communication Equipment: The material is used in radar and communication equipment for its reliability and performance in high-stress environments, including military and space applications.
Electronics and Electrical Applications
Electrical Contacts and Connectors: Its resistance to corrosion and wear makes it ideal for critical electrical connections in high-performance electronic devices.
Sensors and Detectors is employed in sensors and detectors that operate under extreme conditions. Its stable electrical properties and resistance to harsh environments ensure accurate and reliable measurements.