We’re exhibiting: Valve World Expo, Düsseldorf, Germany. 29th November – 1st December. Hall 1 Booth #C17. Learn more.

List of Alloys & profiles

List of Alloys & profiles

Alloy Wire International

Datasheet: RW 41

RW 41

Ultra High Strength Hot Cutting Wire

RW 41 has exceptional strength at elevated temperatures and is the highest performing hot cutting wire Alloy Wire International offer. It has an excellent track record for working continuously and on oscillating cutting frames.

To achieve the best cut, adjust the temperature and cutting speed. The material type and it’s density will influence the cutting speed.

Available in all profile options

RW 41 - Alloy Wire International 1

Key Features

RW 41 offers the following key features:

Exceptional strength at elevated temperatures and is the highest performing hot cutting wire we offer.

Production lines cutting foam polystyrene (EPS), thermal laminate materials etc. Excellent track record for working continuously and on oscillating cutting frames.


Alloy Details

RW 41 density, electrical resistivity at 20°C, operating temperature, melting point and coefficient of expansion is indicated in the table below:

DensityElectrical Resistivity at 20°CMaximum Operating TemperatureMelting PointCoefficient of Expansion
8.25 g/cm³131 microhm • cm300 °C1345 °C13.6 µm/m °C (20 – 100 °C)
0.298 lb/in³788 ohm. Circ. mil/ft572 °F2450 °F7.41 x 10-6 in/in °F (70 – 212 °F)