Skip to content
Whittle

Crushing, Grinding, and Polishing Machine Setters, Operators, and Tenders

Also called Grinder, Machine Operator, Miller, or Preparation Operator (Prep Operator)

What Crushing, Grinding, and Polishing Machine Setters, Operators, and Tenders do

Crushing, Grinding, and Polishing Machine Setters, Operators, and Tenders set up, operate, or tend machines to crush, grind, or polish materials, such as coal, glass, grain, stone, food, or rubber.

Who tends to enjoy it

Hands-on

People who like building, fixing, working with tools, machines, plants, or animals.

Organizing

People who like keeping things accurate, orderly, and running on schedule.

Curious

People who like figuring things out, research, science, and solving problems.

What you'd actually do

  • Observe operation of equipment to ensure continuity of flow, safety, and efficient operation, and to detect malfunctions.
  • Clean, adjust, and maintain equipment, using hand tools.
  • Tend accessory equipment, such as pumps and conveyors, to move materials or ingredients through production processes.
  • Move controls to start, stop, or adjust machinery and equipment that crushes, grinds, polishes, or blends materials.
  • Notify supervisors of needed repairs.
  • Weigh or measure materials, ingredients, or products at specified intervals to ensure conformance to requirements.
  • Record data from operations, testing, and production on specified forms.
  • Reject defective products and readjust equipment to eliminate problems.

A typical day involves

Wearing safety gear Face-to-face with people Using your hands

Skills that matter most

  • Operations Monitoring
  • Operation and Control
  • Monitoring
  • Quality Control Analysis
  • Reading Comprehension
  • Active Listening

What you'll need to know

  • Administration and Management
  • Production and Processing
  • English Language
  • Education and Training
  • Public Safety and Security

Related careers

Production

Grinding and Polishing Workers, Hand

Grind, sand, or polish, using hand tools or hand-held power tools, a variety of metal, wood, stone, clay, plastic, or glass objects. Includes chippers, buffers, and finishers.

Little to some preparation

Transportation and Material Moving

Machine Feeders and Offbearers

Feed materials into or remove materials from machines or equipment that is automatic or tended by other workers.

Little to some preparation

Production

Cutting and Slicing Machine Setters, Operators, and Tenders

Set up, operate, or tend machines that cut or slice materials, such as glass, stone, cork, rubber, tobacco, food, paper, or insulating material.

Little to some preparation

Production

Extruding, Forming, Pressing, and Compacting Machine Setters, Operators, and Tenders

Set up, operate, or tend machines, such as glass-forming machines, plodder machines, and tuber machines, to shape and form products such as glassware, food, rubber, soap, brick, tile, clay, wax, tobacco, or cosmetics.

Little to some preparation

Production

Woodworking Machine Setters, Operators, and Tenders, Except Sawing

Set up, operate, or tend woodworking machines, such as drill presses, lathes, shapers, routers, sanders, planers, and wood nailing machines. May operate computer numerically controlled (CNC) equipment.

Little to some preparation

Production

Mixing and Blending Machine Setters, Operators, and Tenders

Set up, operate, or tend machines to mix or blend materials, such as chemicals, tobacco, liquids, color pigments, or explosive ingredients.

Little to some preparation

Production

Rolling Machine Setters, Operators, and Tenders, Metal and Plastic

Set up, operate, or tend machines to roll steel or plastic forming bends, beads, knurls, rolls, or plate, or to flatten, temper, or reduce gauge of material.

Little to some preparation

Production

Separating, Filtering, Clarifying, Precipitating, and Still Machine Setters, Operators, and Tenders

Set up, operate, or tend continuous flow or vat-type equipment; filter presses; shaker screens; centrifuges; condenser tubes; precipitating, fermenting, or evaporating tanks; scrubbing towers; or batch stills. These machines extract, sort, or separate liquids, gases, or solids from other materials to recover a refined product. Includes dairy processing equipment operators.

Little to some preparation

Source: O*NET 31.0 Database (USDOL/ETA), occupation 51-9021.00, used under CC BY 4.0 and modified by Whittle. Program links: NCES CIP 2020 to SOC 2018 crosswalk. How we build these pages.