REALLY CLEANING UP Case Study The Challenge A Global Power Equipment producer provides heavily welded, rugged frames for its customers’ devices. The welds, which are done on the inside of the frames, reduced the manual grinding of the welds and lowered costs, but cleaning them consistently was labor intensive and some of the welds were virtually impossible to reach. The Solution Serco Manufacturing Company suggested using its powder coating pretreat system, an immersion method, to clean parts like the hard to reach frame interiors. Serco employed five distinct cleaning stages in large tanks, to dip the frames and submerge them, for precise times during each chemical process. One of the steps included an acid bath that ate away the surface of the metal, including the thin film o

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