Found 2 results for "WJM Technologies"...
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August 8, 2007
Mode of least resistance
Figure 1 This schematic of a weld setup shows top and bottom electrodes (red) holding parts to be welded. Rw is the total of all resistances that directly or indirectly contribute heat to the weld interface; Rw is the sum of multiple... Read more...
November 9, 2004
Why use multiple-impulse resistance welding?
The nickel cross-wire weld on the left was made with single-impulse resistance welding. Material squeezed out from the weld is attached to the wires near the weld location. The nickel cross-wire weld on the right was made with four... Read more...