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.

SOC: 51-9021.00

Common Job Titles

GrinderMachine OperatorMillerPreparation Operator (Prep Operator)

What You'll Need to Succeed

AI-generated

Key competencies for this occupation at a glance

  • Hands-onOperate crushing, grinding, and polishing machinery to process materials such as coal, glass, grain, stone, food, or rubber following production specifications.
  • Hands-onHandle raw materials and finished products using material handling equipment such as forklifts, loaders, and hoisting devices in production environments.
  • KnowledgeAssess machine operations and material flow through continuous monitoring of processes, materials, and surroundings to ensure optimal performance.
  • KnowledgeEvaluate finished product quality against standards using quality control analysis techniques to determine compliance with specifications.
  • Hands-onPerform routine equipment maintenance and minor repairs using hand tools, power tools, and mechanical knowledge to prevent downtime.
  • KnowledgeAnalyze machine malfunctions and process irregularities through troubleshooting techniques to identify root causes and implement corrective actions.
  • Hands-onExecute machine setup and calibration procedures adjusting controls and settings to meet production specifications for different materials.
  • MindsetEngage with supervisors, peers, and team members to coordinate work activities, communicate safety concerns, and maintain production schedules.
  • KnowledgeApply public safety and security protocols in industrial settings to protect personnel and equipment while maintaining compliance with regulations.
  • KnowledgeExplain machine operation procedures and safety requirements when training new operators or providing guidance to less experienced team members.
Wage Data According to the Bureau of Labor Statistics

Annual wage data for Crushing, Grinding, and Polishing Machine Setters, Operators, and Tenders (2024)

Estimated Total Employment (U.S.)

28,550

Wage Distribution by Percentile

MetricU.S.
10% of workers earn the following or less$35,380
10% of workers earn the following or more$65,980
Workers on average earn$49,400

+ indicates wage is at or above the BLS reporting cap ($239,200/year)

Skills & Requirements

Key competencies for this occupation, ranked by importance

  • Administration and Management3.5/5
  • Production and Processing3.4/5
  • English Language3.2/5
  • Education and Training3.2/5
  • Public Safety and Security3.0/5
Tools & Technology

Equipment and software commonly used in this occupation

In-Demand Technology

Frequently requested by employers in job postings

Microsoft ExcelMicrosoft Office softwareMicrosoft WordSAP software

Technology Skills

Email softwareSpreadsheet softwareWord processing software

Tools & Equipment

Adjustable wrenchesAmmetersBelt scalesChipping hammersClaw hammersComealongsDesktop computersDollies