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Product Information

CN49 Copper Nickel Resistance Foil No 49

Good resistant (life) to oxidation at high temperature.
Small temperature coefficient at room temperature.
Easy to process as thin wire, flat wire and able to solder.
Used on precision resistor, low value current sense resistor.

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Detail Information

Reference value

Electrical Resistivity
(μΩm)
Temperature Coefficient of Resistance
(×10-6/℃)
Thermal Coefficient of expansion
(×10-6/℃)
Melting Temperature
(℃)
Density
(g・cm3
Max Operating Temperature
(℃)
Type Composition
0.49 ±40 14.4 1290 8.90 400 Foil 40-50Ni ≧99Cu+Ni+Mn

Nominal Composition

Si Mn Ni Cr Al Fe others
    0.5~2.5 42~48       Cu+Ni+Mn ≧99

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