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JOB TITLE
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ABRASIVE GRADER
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JOB POSITION
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ABRASIVE GRADER
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JOB INDUSTRIES
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OPTICAL GOODS
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JOB DESCRIPTION (DUTIES, RESPONSABILITIES AND TASKS)
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- Repeats separation process for other grades, regrinding as required. .
- Opens stopcock to allow particles remaining above the outlet to descend into vat.
- Stops machine and determines by microscopic examination when particles of particular grade have settled below tank outlet.
- Presses button to start agitator which stirs particles into suspension.
- Turns valve to allow ground particles and water to flow into agitator tank.
- Examines abrasive under microscope to determine grinding time required, and grinds abrasive in pebble mill.
- Operates pebble mill to grind emery, rouge, and other abrasives and separates them according to fineness by water suspension method.
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