Plasma Torch Guide

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Plasma welding is similar to TIG welding and The welding torch for plasma Arc welding is similar in appearance to a gas tungsten arc torch, but more complex.
All plasma torches are water cooled, even the lowest-current range torch. This is because the arc iscontained inside a chamber in the torch where it generates considerable heat. If water flow is interruptedbriefly, the nozzlemaymelt.