Tungsten-Copper Alloy

WCu composites are offered with 10--40wt.% Cu.

1.Advantages:

High thermal conductivity.

Low thermal expansion.

High arc resistance combined with good electrical conductivity.

1? Applications?

Arcing contacts and vacuum contacts in high and medium voltage breakers or vacuum interruptors

Electrodes in spark erosion cutting machines

Heat sinks as passive cooling elements of electronic devices.