tungsten copper alloyWCu composites are offered with 10-40wt% CuAdvantages:High arc resistance combined with good electdcal conductivityHigh thermal conductiveityLow thermal expansionApplications:Arcing contacts and vaccum contacts in high and medium voltage breakers orvaccum interruptorsElectrodes in electric spark erosion cutting machinesHeat sinks as passive cooling elements of electronic devicesElectrodes for Resistance Welding.

tungsten copper bar