Tokyo Resistance Wire Co. Ltd. > Products > NCH1

Product Information

NCH1 Nickel Chrome Heating Foil No 1

Good resistant (life) to oxidation at high temperature.
It is suitable for high value electrical resistors and for heating wires.
NCHW1 is non-magnetic.

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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
1.08 140 18.0 1400 8.41 1100 Foil ≧77Ni 19-21Cr

Nominal Composition

Si Mn Ni Cr Al Fe others
≦0.15 0.75~1.6 ≦2.5 ≧77 19~21   ≦1  

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