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Polyimide-Insulated Nickel/Chromium Alloy Wire (Ni80/Cr20)

Available Configurations

Properties common to all products in this list

Composition: Ni 80/Cr 20 Form: Insulated Wire Material: Nickel/Chromium Commodity: Alloys Insulation: Polyimide
Polyimide-Insulated Nickel/Chromium Alloy Wire (Ni80/Cr20) integrates the high-temperature resistance and oxidation stability of nickel-chromium alloy with the dielectric reliability and chemical resistance of polyimide insulation. It is designed for heater elements, resistive load components, and high-temperature electrical connections. Industries such as aerospace, process heating, and materials testing use it in furnaces, jet engine sensors, and laboratory heating rigs. Specific applications include precision resistance heaters, high-load rheostats, and temperature control wiring. In research, it supports studies on alloy oxidation resistance, electrical stability under thermal stress, and insulation-coating performance in oxidizing atmospheres. The insulated wire’s blend of mechanical durability and high-temperature capability ensures long-term performance in critical applications.

Health hazard/Hazardous to the ozone layer

Serious health hazard

Starting at $284.00 each
No Minimum order Free technical support *Free delivery worldwide

Material Properties

Mechanical Properties
Element Value
Elongation at break( % ) 40
Tensile strength( MPa ) 650-1100
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 108
Temperature coefficient( K⁻¹ ) 0.00005
Thermal Properties
Element Value
Maximum use temperature in air( C ) 1150-1250
Melting point( C ) 1400
Thermal conductivity( W m⁻¹ K⁻¹ ) 13.4@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 14@20-100°C
Physical Properties
Element Value
Density( gcm⁻³ ) 8.4
each

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Available Configurations

Properties common to all products in this list

Composition: Ni 80/Cr 20 Form: Insulated Wire Material: Nickel/Chromium Commodity: Alloys Insulation: Polyimide

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Tolerances

Insulated Wire
Conductor Diameter ±10%
Insulation Thickness Nominal
Length +5% / -1%