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Formula: Cu 86/Mn 12/Ni 2
Form: Foil/Film/Sheet
Material: Manganin®
Commodity: Alloys
Manganin® Foil is part of Goodfellow's extensive range of foils. With 82 variations available, this product offers many options for material thickness, temper and size. Manganin alloy is known for its low resistivity and near zero temperature coefficient, making it ideal for precision resistance applications. Manganin Foil is commonly used in research and industrial applications like strain gauges, thermocouples, and electrical test equipment where stability and accuracy are critical. The wide range of sizes and tempers we offer allow this versatile foil to be tailored to specific needs across many fields.
Technical Data Sheet Safety Data Sheet Tolerance Properties
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Tolerances

Foil/Film/Sheet
Thickness <0.01mm ±25%
Thickness 0.01mm - 0.05mm ±25%
Thickness >0.05mm ±10%

Material Properties for Alloys

Mechanical Properties
Element Value
Elongation at break( % ) 50
Modulus of elasticity( GPa ) 124-159
Izod impact strength( J m⁻¹ ) 107
Tensile strength( MPa ) 300-600
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 43-48
Temperature coefficient( K⁻¹ ) 0.00001
Thermal Properties
Element Value
Maximum use temperature in air( C ) 300
Melting point( C ) 960
Thermal conductivity( W m⁻¹ K⁻¹ ) 22@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 14-19@20-100°C
Physical Properties
Element Value
Density( gcm⁻³ ) 8.4

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