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RW 80 Nickel-chrome Resistance Wire- Chromel A

An alloy wire used at operating temperatures up to 1200°C.  Its chemical composition gives good oxidation resistance especially under conditions of frequent switching or wide temperature fluctuations.

Applications include heating elements in both domestic and industrial appliances and in control resistors.

RW 80 Characteristics

Approximate Chemical Composition Specification Reference Numbers Electrical Resistivity at 20°C
(µohm.cm)
Density
(g/cm3)
Maximum Operating Temperature Melting Point Coefficient of Expansion
(µ m/m. °C) at 20-100°C
Temperature Resistance Factor (F) Electrical Resistivity at 20°C (Ohm.Circ.Mil/ft)
Nickel 80%
Chrome 20%
W.NR 2.4869
UNS NO6003
108 8.31 1200°C
(2200°F)
1400°C
(2550°F)
12.5 Click here 650

Heating Element Design - click here

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Resistance Wires Ltd, 110 Carnegie Road, Hillington Park, Glasgow, G52 4JZ, Scotland, UK
Tel: +44 (0)1384 267518  |  Fax: +44 (0)1384 263022  |  e-mail

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