Tungsten copper welding electrode general specification is D1x50, D2x50, D3x50 and D4x50. Composition of electrode is 70W30Cu, the density is 13.85, hardness is 85, conductivity is 42, this material is more suitable for welding electrode than other material.
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Tungsten copper electrode welding is combined by high-purity tungsten powder and good ductility with high conductivity copper with isocratic pressing, high temperature sintering, melting refined craft made of composite metal material.