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Job Description:

  • 1) Performs any combination of following tasks involved in finishing and inspecting metal phonograph matrices after electroplating processes: Strips master, mother, and stamper matrices, using handtools, files, and knife.

  • 2) Holds matrices against sanding belt or grinding wheel of bench grinder to remove burrs.

  • 3) Punches center hole in stamper and mother matrices, using punch press.

  • 4) Fills offcenter holes with solder, using soldering iron or acetylene torch.

  • 5) Steam cleans and polishes matrices, using brushes, cloths, and polishing compounds.

  • 6) Examines stamper matrices for defects, and weighs matrices to ensure conformance to standards, using scale.

  • 7) Cuts and flares edges of stamper matrices, using press.

  • 8) Marks identifying information on master matrices, using scribe.




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End Of Job Description for: "MATRIX WORKER"
DOT:   500.684-014

Job Number: 6338