Primary Mill Roller

Operate primary mills to roll hot steel ingots into blooms or slabs.
picture of Primary Mill Roller

Quick Stats

Salary Range
$22,000 – $55,000

Data from U.S. Department of Labor

What do Primary Mill Rollers do?

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 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; Roller, Blooming Mill; Roller, Slabbing Mill.

Should I be a Primary Mill Roller?

You should have a high school degree or higher and share these traits:
  • Reliable: You can always be counted on to do a good job.
  • Team Player: You're able to listen, communicate, and work with tons of different people.
  • Detail Oriented: You pay close attention to all the little details.

  • Also known as: Roller, Primary Mill

    How to become a Primary Mill Roller

    Most Primary Mill Rollers have no higher education and get on-the-job training. Think about earning a Certificate to increase your competitiveness in the field. Chart?chd=s:9gaaaa&chl=no+college+%2890%25%29|certificate+%2810%25%29||||&cht=p3&chs=466x180&chxr=0,90,90
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