As a side effect of the increased speed at which a medium frequency welder completes welds, there are fewer deformities in an MFDC weld than an AC weld. Why? This is because with less time spent on heating. With fewer deformities in the weld, the structural integrity of welded parts is improved and the useful life of the metal form is extended. “How so,” you ask? By removing deformi. Even in the most stable power grids, fluctuations happen. It's a fact of life for manufacturers hooked up to an external power grid that the occasional fluctuation can cause issue. When compared to a “normal” AC welder, a medium frequency welder uses up to 35% less power. The medium frequency welder achieves this heightened efficiency through the use of the po. When you combine the weld speed of the MFDC welding machine with the reduction of sharps, burrs, and other deformities in welded parts, as well as the enhanced operational stabil.