| Job Title |
Roller, Primary Mill |
| Job Description |
Operates Primary Mill To Roll Hot Steel Ingots Into Blooms,
Slabs, Billets, Or Beam Blanks, Following Rolling Orders And
Using Knowledge Of Steel Properties And Rolling Practices: Reads
Rolling Order To Determine Setup, Rolling Sequences, Number Of
Passes Required, And Draft (space Between Rolls) For Each Pass.
Sets Clearances On Guides And Rolls, Using Wrenches And
Measuring Instruments, And Starts Mill To Roll Sample Ingot.
Measures Sample For Conformance To Dimensional Specifications,
Using Calipers, Tape, And Level. Moves Levers To Regulate Draft,
As Shown By Dial Indicator, And To Control Movement Of
Conveyors, Water Sprays, And Mill Tables For Each Pass. Signals
Soaking Pit Personnel For Ingots As Needed. Observes Color Of
Ingot To Determine If Specified Rolling Temperature Has Been
Attained. Gives Directions To Workers In Duties, Such As
Changing Rolls, Regulating Speed Of Conveyors, And Turning
Ingot, To Obtain Product Of Specified Size, Shape, And Quality.
May Be Designated According To Type Of Mill Operated As Roller,
Billet Mill (steel & Rel.); Roller, Blooming Mill (steel &
Rel.); Roller, Slabbing Mill (steel & Rel.).
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