Zirconium-Tungsten Electrode

Zirconium-Tungsten Electrode

Suitable for AC welding of aluminum, magnesium, and their alloys.

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Type Oxide addition Dopant Impurities W Electric work function Color
HWZr3 ZrO2 0.2%-0.4% <0.05% Balance 2.5eV-3.0eV Brown Brown  
HWZr8 ZrO2 0.7%-0.9% <0.05% Balance 2.5eV-3.0eV White White  
Properties & Characteristic Zirconiated tungsten, with the advantages of AC welding, especially under high load current, can not be replaced by any other tungsten electrodes.This kind of tungsten electrode retains a balled end when welding, with corrosion resistance.
Application Suitable for AC welding of aluminum, magnesium, and their alloys.