| Job Title |
Grinder-mill Operator |
| Job Description |
Tends Ball Mill That Grinds Ore And Classifier That Separates
Coarse From Fine Particles: Turns Pump Valves And Moves
Conveyor-control Levers To Feed Soda Ash, Starch, Lime, Water,
Ore, And Other Materials Into Ball Mill To Make Slurry. Adds
Chemical Reagent To Slurry That Causes Fine Particles To Float
And Enables Classifier To Separate Fine From Coarse Particles
And To Return Coarse Ones To Mill For Regrinding. Obtains Sample
Of Slurry In Bucket From Mill And Classifier. Weighs Sample And
Calculates Density Of Mixture Or Titrates Sample To Measure
Alkalinity. May Examine Ore Tactually Or Observe Its Color To
Ascertain Size Of Particles. May Set Automatic Device To
Regulate Amount Of Ore Passing On Conveyor Belt To Ball Mill.
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