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TITLE(s): MOLD MAKER (smelt. & refin.) Forms molds used in casting copper: Assembles metal casting frame on flat car, using wrench. Seals frame with fire clay, using trowel, and sprays interior of frame and core with bone ash to prevent adherence of molten metal to core. Pushes car under pouring spout of ladle. Moves lever to tilt ladle of molten copper and fill frame to indicated level. Pulls lever to lower core, attached to hydraulic press ram, to imbed core in molten copper. Turns valve to circulate water through core to solidify copper. Withdraws core when mold cools, dismantles frame, and removes mold. GOE: 06.04.32 STRENGTH: M GED: R2 M1 L2 SVP: 4 DLU: 77 ONET CROSSWALK: 93941 Metal Pourers and Casters, Basic Shapes | |||||||||||||||||||||||||||||||||||
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