Sold in packs of ten, .040" PowerWeld EWP is a PURE unalloyed tungsten electrode (99.5% tungsten minimum) that is perfect for welding Aluminum or Magnesium metals.
EWP provides good stability when used with AC, either balanced wave or continuously high frequency stabilized. PowerWeld EWP forms an excellent clean, balled end - something especially important when working with Magnesium or Aluminum.
Click here for the PowerWeld Tungsten Electrode Safety Data Sheet.