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TITLE(s): MATRIX WORKER (recording) alternate titles: finisher Performs any combination of following tasks involved in finishing and inspecting metal phonograph matrices after electroplating processes: Strips (separates) master, mother, and stamper matrices, using handtools, files, and knife. Holds matrices against sanding belt or grinding wheel of bench grinder to remove burrs. Punches center hole in stamper and mother matrices, using punch press. Fills offcenter holes with solder, using soldering iron or acetylene torch. Steam cleans and polishes matrices, using brushes, cloths, and polishing compounds. Examines stamper matrices for defects, and weighs matrices to ensure conformance to standards, using scale. Cuts and flares edges of stamper matrices, using press. Marks identifying information on master matrices, using scribe. GOE: 06.04.24 STRENGTH: L GED: R2 M2 L2 SVP: 2 DLU: 77 ONET CROSSWALK: 93998 Elemental Hand Workers | |||||||||||||||||||||||||||||||||||
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