| Job Title |
Printing-roller Polisher |
| Job Description |
Operates Polishing Lathe To Reduce Circumference Of Printing
Rollers To Specifications And Remove Defects, Such As Turning
And Polishing Lines, High Spots, And Scratches: Mounts Roller On
Mandrel Of Lathe, Using Hoist. Measures Circumference Of Roller
At Several Points To Locate Irregular Spots, Using Girth Tape.
Examines Surface Of Roller For Defects. Depresses Pedal To Raise
Water Vat And Starts Lathe To Rotate Roller In Vat. Polishes
Roller By Either Of Following Methods: (1) Moves Polishing Stone
Back And Forth Across Length Of Roller, Changing From Coarse To
Finer Grades Of Stone To Impart Acceptably Smooth Finish. (2)
Mounts Flat Stone On Spindle Of Polishing Head, Starts
Oscillation Of Stone, And Lowers Stone Onto Surface Of Rotating
Roller. Moves Lever To Engage Gear That Moves Machine Head Back
And Forth Over Surface Of Roller. Changes Stones On Machine Head
To Impart Final Polish. Examines Polished Rollers For Rough
Spots, Pinholes, And Scratches. Rubs Scratches And Rough Spots
With Burnishing Tool To Finish Roller. Verifies Circumference Of
Polished Roller, Using Girth Tape. Cleans Roller Before And
After Polishing, Using Cloth, Water, And Detergents Or Cleaning
Solution.
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