Platinum Iridium Wire (Spool and Coil Wire)
High purity Platinum Iridium (Pt-Ir) Thermocouple Wire, with a composition of PtIr5%, PtIr10%, PtIr20%, PtIr25%, delivers high-temperature performance up to 1800°C, with superior oxidation resistance for aerospace, industrial furnaces, and lab applications. Manufactured to ASTM B684 standards, our Pt-Ir (Platinum-Iridium) wire is commonly used in thermocouples, standard resistance wires, and implantable medical devices, it offers superior durability and long-term performance in demanding environments.
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Material | Pt-5%Ir, Pt-10%Ir, Pt-20%Ir, Pt-25%Ir |
Technique | Annealed,Rolling,Sintering,Welding,Forging |
Diameter | 0.05mm-10mm |
Length | Customized |
Density | 21.5g/cm3 |
Tensile Strength | 200-600MPa |
Delivery Time | 20-30 days |
Surface | Polishing,Bright |
Standard | ASTM B684 |
Certification | ISO 9001 |
Description of Platinum-Iridium (Pt-Ir) alloy wire
Platinum-Iridium (Pt-Ir) alloy wire is a premium platinum-based binary alloy enhanced with iridium, dramatically improving chemical corrosion resistance and durability. PtIr10 Platinum Iridium Alloy Wire offers high melting point, extreme strength, superb biocompatibility, and excellent high-temperature performance, making it ideal for neural microelectrodes, aerospace sensors, electrical contacts, and industrial thermocouples. Widely used in biomedical implants, semiconductors, petrochemicals, and high-temperature applications, this advanced material meets stringent demands for precision and reliability in critical environments.
Platinum-Iridium (Pt-Ir) alloy wire properties
Material | Melting Point (℃) | Density (g/cm3) | Tensile strength (Mpa) | Effective resistance at 20 (μΩ×cm)
|
PtIr5% | 1790 | 21.49 | 274 | 19.0 |
PtIr10% | 1800 | 21.53 | 382 | 24.5 |
PtIr20% | 1840 | 21.81 | 539 | 32.0 |
PtIr25% | 1840 | 21.72 | 238 | 33.0 |
Platinum-Iridium (Pt-Ir) alloy wire Application
Platinum Iridium Wire is used in medical electrodes, neural stimulation devices, electrical contacts, thermocouples, and precision instruments. Its excellent corrosion resistance, biocompatibility, and high-temperature stability make it ideal for biomedical, aerospace, electronics, and scientific research applications.
FAQ: Platinum-Iridium (Pt-Ir) alloy wire
Q1: What is Platinum-Iridium (Pt-Ir) alloy wire?
A: Platinum-Iridium (Pt-Ir) is a high-performance binary alloy combining platinum’s corrosion resistance with iridium’s strength. Common grades (e.g., PtIr10, PtIr20) contain 5–20% iridium, enhancing durability for extreme environments like aerospace, biomedical implants, and high-temperature sensors.
Q2: What are the primary applications of Pt-Ir wire?
A: It’s widely used in:
Biomedical: Neural microelectrodes, pacemaker components
Aerospace: Thermocouples, turbine sensors
Industrial: Electrical contacts, furnace components
Semiconductors: Wafer processing equipment
Jewelry: Hypoallergenic, tarnish-resistant designs
Q3: How does Pt-Ir compare to pure platinum or other alloys?
A:
Vs. Pure Platinum: Pt-Ir is 50–100% stronger with better wear resistance.
Vs. Platinum-Rhodium (Pt-Rh): More cost-effective for high-corrosion applications.
Vs. Tungsten-Rhenium (W-Re): Superior oxidation resistance below 2,000°C.