Enameled CuNi23 Wire Enamel-coated Copper-nickel Alloy Wire
Enameled CuNi23 Wire is a copper-nickel binary alloy wire with approximately 23% nickel content and a low temperature coefficient of resistance, coated with insulating enamel for electrical isolation. It is widely used in precision resistors, heating cables, and low-voltage electrical components.
CuNi alloy grade: Constantan, CuNi1, CuNi2, CuNi6, CuNi8, CuNi10, CuNi14, CuNi19, CuNi23, CuMu12Ni, CuNi34, CuNi40 (6J40),CuNi44.
Copper nickel alloy sizes:
Wire: 0.018-10mm Ribbons: 0.05*0.2-2.0*6.0mm
Strip: 0.005*5.0-5.0*250mm
Bars: OD 4-100mm
Appicaton:
Low-voltage circuit breaker, thermal overload relay, electrical heating cable, electrical heating mats, snow melting cable and mats, ceiling radiant heating mats, Floor heating mats & Cables, Freeze protection cables, electrical heat tracers, PTFE heating cables, hose heaters, and other low-voltage electrical product
Size
Wires: 0.018-10mm Ribbons: 0.05*0.2-2.0*6.0mm
Strips: 0.05*5.0-5.0*250mm Bars: D10-100mm
| Characteristic |
Resistivity ( 200C μΩ.m) |
Max.working Temperature ( 0C) |
Tensile Strength (Mpa) |
Melting point (0C) |
Density ( g/cm3) |
TCR x10-6/ 0C (20~600 0C) |
EMF vs Cu (μV/ 0C) (0~100 0C) |
| Alloy Nomenclature |
| NC005(CuNi2) |
0.05 |
200 |
≥220 |
1090 |
8.9 |
<120 |
-12 |
| Insulation Type |
Temperature Class |
Code Name |
GB Code |
ANSI Type |
| Polyurethane Enamelled Wire |
130°C |
UEW |
QA |
MW75C |
| Polyester Enamelled Wire |
155°C |
PEW |
QZ |
MW5C |
| Polyester-imide Enamelled Wire |
180°C |
EIW |
QZY |
MW30C |
| Polyester-imide/Polyamide-imide Double Coated |
200°C |
EIWH (DFWF) |
QZY/XY |
MW35C |
| Polyimide Enamelled Wire |
220°C |
AIW |
QXY |
MW81C |
Product Tags:
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Enameled CuNi23 Wire with 23% Nickel Content and Low Temperature Coefficient of Resistance for Precision Resistors Images
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