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Formula: Cu 86/Mn 12/Ni 2
Form: Disk
Material: Manganin®
Commodity: Alloys
Hazard Pictogram: GHS07,GHS08
Manganin® disks come in 898 variations and are made from Manganin alloy, which has excellent resistivity properties and a low thermal EMF against copper. These disks are suitable for applications such as electrical feedthroughs, thermal shunts and the custom fabrication of vacuum components. The excellent range of sizes and thicknesses we offer allows researchers and engineers to select Manganin ® disks with the right dimensions and composition to meet their design needs.
Technical Data Sheet Safety Data Sheet Tolerance Properties

Health hazard/Hazardous to the ozone layer

Serious health hazard

each

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Tolerances

Disk
Thickness >0.05mm ±10%
Thickness <0.01mm ±25%
Thickness 0.01mm - 0.05mm ±15%

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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