Cupronickel + Copper

Weldability of the material and electrode material (guideline)

Weldability Acceptable
Upper Electrode Cu-Cr-Zr (Equivalent to RWMA-2)
Lower Electrode W100% (Equivalent to RWMA-13)
Special Note Clean electrode generates no stick.

Physical Property

Cu-Ni Cupronickel
Melting Point ≈1150℃
Electrical Resistivity (15~50)×10-8Ω・m
Thermal Conductivity ≈43 W/(m・K)
Cu Copper
Melting Point 1084℃
Electrical Resistivity 1.7×10-8Ω・m
Thermal Conductivity 401 W/(m・K)