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Educational Resources


RWMA 13

RWMA 13 electrode material.  Tungsten – 70A Rockwell hardness, 31% conductivity. Usually inserted to an RWMA 2  shank. Cannot be machined but can be ground to the desired shape.

Used to weld non-ferrous metals like copper and brass.

For more information about the resistance welding process read our Fundamentals of Resistance Welding.