A manufacturer contacted us recently with a problem: Their welding performance looked good and their machine performing well. But each aluminum weld created had a dark spot that was noticeable. They were concerned about the impact this cosmetic defect was having on the appearance of their product, and the perception that it could be impacting […]
For resistance spot welding, resistance projection welding, and resistance seam welding, the RMS current needed to weld a specific material of a specific thickness will be similar for MFDC as for AC. If all things are considered equal, where the only variable is the weld transformer type, the same KVA MFDC or AC transformer is […]