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

Description

Set up, operate, or tend machines to crush, grind, or polish materials, such as coal, glass, grain, stone, food, or rubber.

Tasks

  • Read work orders to determine production specifications and information.
  • Observe operation of equipment to ensure continuity of flow, safety, and efficient operation, and to detect malfunctions.
  • Move controls to start, stop, or adjust machinery and equipment that crushes, grinds, polishes, or blends materials.
  • Record data from operations, testing, and production on specified forms.
  • Examine materials, ingredients, or products visually or with hands, in order to ensure conformance to established standards.
  • Weigh or measure materials, ingredients, and/or products at specified intervals to ensure conformance to requirements.
  • Clean, adjust and maintain equipment, using hand tools.
  • Notify supervisors of needed repairs.
  • Set mill gauges to specified fineness of grind.
  • Reject defective products and readjust equipment to eliminate problems.
  • Clean work areas.
  • Transfer materials, supplies, and products between work areas, using moving equipment and hand tools.
  • Dislodge and clear jammed materials or other items from machinery and equipment, using hand tools.
  • Inspect chains, belts, and scrolls for signs of wear.
  • Tend accessory equipment such as pumps and conveyors in order to move materials or ingredients through production processes.
  • Test samples of materials or products to ensure compliance with specifications, using test equipment.
  • Collect samples of materials or products for laboratory testing.
  • Mark bins as to types of mixtures stored.
  • Turn valves to regulate the moisture contents of materials.
  • Load materials into machinery and equipment, using hand tools.
  • Add or mix chemicals and ingredients for processing, using hand tools or other devices.
  • Break mixtures to size, using picks.

Knowledge

Mechanical — Knowledge of machines and tools, including their designs, uses, repair, and maintenance.
Production and Processing — Knowledge of raw materials, production processes, quality control, costs, and other techniques for maximizing the effective manufacture and distribution of goods.
Administration and Management — Knowledge of business and management principles involved in strategic planning, resource allocation, human resources modeling, leadership technique, production methods, and coordination of people and resources.
Mathematics — Knowledge of arithmetic, algebra, geometry, calculus, statistics, and their applications.
Customer and Personal Service — Knowledge of principles and processes for providing customer and personal services. This includes customer needs assessment, meeting quality standards for services, and evaluation of customer satisfaction.
Chemistry — Knowledge of the chemical composition, structure, and properties of substances and of the chemical processes and transformations that they undergo. This includes uses of chemicals and their interactions, danger signs, production techniques, and disposal methods.
Education and Training — Knowledge of principles and methods for curriculum and training design, teaching and instruction for individuals and groups, and the measurement of training effects.
Engineering and Technology — Knowledge of the practical application of engineering science and technology. This includes applying principles, techniques, procedures, and equipment to the design and production of various goods and services.
English Language — Knowledge of the structure and content of the English language including the meaning and spelling of words, rules of composition, and grammar.
Sales and Marketing — Knowledge of principles and methods for showing, promoting, and selling products or services. This includes marketing strategy and tactics, product demonstration, sales techniques, and sales control systems.

Skills

Operation Monitoring — Watching gauges, dials, or other indicators to make sure a machine is working properly.
Equipment Maintenance — Performing routine maintenance on equipment and determining when and what kind of maintenance is needed.
Quality Control Analysis — Conducting tests and inspections of products, services, or processes to evaluate quality or performance.
Operation and Control — Controlling operations of equipment or systems.
Troubleshooting — Determining causes of operating errors and deciding what to do about it.
Equipment Selection — Determining the kind of tools and equipment needed to do a job.
Active Listening — Giving full attention to what other people are saying, taking time to understand the points being made, asking questions as appropriate, and not interrupting at inappropriate times.
Time Management — Managing one's own time and the time of others.
Judgment and Decision Making — Considering the relative costs and benefits of potential actions to choose the most appropriate one.
Reading Comprehension — Understanding written sentences and paragraphs in work related documents.

Abilities

Manual Dexterity — The ability to quickly move your hand, your hand together with your arm, or your two hands to grasp, manipulate, or assemble objects.
Arm-Hand Steadiness — The ability to keep your hand and arm steady while moving your arm or while holding your arm and hand in one position.
Multilimb Coordination — The ability to coordinate two or more limbs (for example, two arms, two legs, or one leg and one arm) while sitting, standing, or lying down. It does not involve performing the activities while the whole body is in motion.
Rate Control — The ability to time your movements or the movement of a piece of equipment in anticipation of changes in the speed and/or direction of a moving object or scene.
Reaction Time — The ability to quickly respond (with the hand, finger, or foot) to a signal (sound, light, picture) when it appears.
Problem Sensitivity — The ability to tell when something is wrong or is likely to go wrong. It does not involve solving the problem, only recognizing there is a problem.
Near Vision — The ability to see details at close range (within a few feet of the observer).
Perceptual Speed — The ability to quickly and accurately compare similarities and differences among sets of letters, numbers, objects, pictures, or patterns. The things to be compared may be presented at the same time or one after the other. This ability also includes comparing a presented object with a remembered object.
Hearing Sensitivity — The ability to detect or tell the differences between sounds that vary in pitch and loudness.
Trunk Strength — The ability to use your abdominal and lower back muscles to support part of the body repeatedly or continuously over time without 'giving out' or fatiguing.

Work Activities

Getting Information — Observing, receiving, and otherwise obtaining information from all relevant sources.
Identifying Objects, Actions, and Events — Identifying information by categorizing, estimating, recognizing differences or similarities, and detecting changes in circumstances or events.
Controlling Machines and Processes — Using either control mechanisms or direct physical activity to operate machines or processes (not including computers or vehicles).
Inspecting Equipment, Structures, or Material — Inspecting equipment, structures, or materials to identify the cause of errors or other problems or defects.
Performing General Physical Activities — Performing physical activities that require considerable use of your arms and legs and moving your whole body, such as climbing, lifting, balancing, walking, stooping, and handling of materials.
Handling and Moving Objects — Using hands and arms in handling, installing, positioning, and moving materials, and manipulating things.
Organizing, Planning, and Prioritizing Work — Developing specific goals and plans to prioritize, organize, and accomplish your work.
Monitor Processes, Materials, or Surroundings — Monitoring and reviewing information from materials, events, or the environment, to detect or assess problems.
Communicating with Supervisors, Peers, or Subordinates — Providing information to supervisors, co-workers, and subordinates by telephone, in written form, e-mail, or in person.
Operating Vehicles, Mechanized Devices, or Equipment — Running, maneuvering, navigating, or driving vehicles or mechanized equipment, such as forklifts, passenger vehicles, aircraft, or water craft.

Work Context

Wear Common Protective or Safety Equipment such as Safety Shoes, Glasses, Gloves, Hearing Protection, Hard Hats, or Life Jackets — How much does this job require wearing common protective or safety equipment such as safety shoes, glasses, gloves, hard hats or life jackets?
Very Hot or Cold Temperatures — How often does this job require working in very hot (above 90 F degrees) or very cold (below 32 F degrees) temperatures?
Sounds, Noise Levels Are Distracting or Uncomfortable — How often does this job require working exposed to sounds and noise levels that are distracting or uncomfortable?
Contact With Others — How much does this job require the worker to be in contact with others (face-to-face, by telephone, or otherwise) in order to perform it?
Exposed to Hazardous Equipment — How often does this job require exposure to hazardous equipment?
Exposed to Contaminants — How often does this job require working exposed to contaminants (such as pollutants, gases, dust or odors)?
Indoors, Not Environmentally Controlled — How often does this job require working indoors in non-controlled environmental conditions (e.g., warehouse without heat)?
Time Pressure — How often does this job require the worker to meet strict deadlines?
Face-to-Face Discussions — How often do you have to have face-to-face discussions with individuals or teams in this job?
Importance of Being Exact or Accurate — How important is being very exact or highly accurate in performing this job?

Interests

Realistic — Realistic occupations frequently involve work activities that include practical, hands-on problems and solutions. They often deal with plants, animals, and real-world materials like wood, tools, and machinery. Many of the occupations require working outside, and do not involve a lot of paperwork or working closely with others.
Conventional — Conventional occupations frequently involve following set procedures and routines. These occupations can include working with data and details more than with ideas. Usually there is a clear line of authority to follow.
Investigative — Investigative occupations frequently involve working with ideas, and require an extensive amount of thinking. These occupations can involve searching for facts and figuring out problems mentally.
Enterprising — Enterprising occupations frequently involve starting up and carrying out projects. These occupations can involve leading people and making many decisions. Sometimes they require risk taking and often deal with business.
Artistic — Artistic occupations frequently involve working with forms, designs and patterns. They often require self-expression and the work can be done without following a clear set of rules.
Social — Social occupations frequently involve working with, communicating with, and teaching people. These occupations often involve helping or providing service to others.

Work Style

Attention to Detail — Job requires being careful about detail and thorough in completing work tasks.
Dependability — Job requires being reliable, responsible, and dependable, and fulfilling obligations.
Cooperation — Job requires being pleasant with others on the job and displaying a good-natured, cooperative attitude.
Self Control — Job requires maintaining composure, keeping emotions in check, controlling anger, and avoiding aggressive behavior, even in very difficult situations.
Adaptability/Flexibility — Job requires being open to change (positive or negative) and to considerable variety in the workplace.
Persistence — Job requires persistence in the face of obstacles.
Integrity — Job requires being honest and ethical.
Initiative — Job requires a willingness to take on responsibilities and challenges.
Leadership — Job requires a willingness to lead, take charge, and offer opinions and direction.
Stress Tolerance — Job requires accepting criticism and dealing calmly and effectively with high stress situations.

Work Values

Support — Occupations that satisfy this work value offer supportive management that stands behind employees. Corresponding needs are Company Policies, Supervision: Human Relations and Supervision: Technical.
Relationships — Occupations that satisfy this work value allow employees to provide service to others and work with co-workers in a friendly non-competitive environment. Corresponding needs are Co-workers, Moral Values and Social Service.
Working Conditions — Occupations that satisfy this work value offer job security and good working conditions. Corresponding needs are Activity, Compensation, Independence, Security, Variety and Working Conditions.
Achievement — Occupations that satisfy this work value are results oriented and allow employees to use their strongest abilities, giving them a feeling of accomplishment. Corresponding needs are Ability Utilization and Achievement.
Recognition — Occupations that satisfy this work value offer advancement, potential for leadership, and are often considered prestigious. Corresponding needs are Advancement, Authority, Recognition and Social Status.
Independence — Occupations that satisfy this work value allow employs to work on their own and make decisions. Corresponding needs are Creativity, Responsibility and Autonomy.

Related Occupations

Lay Titles

National Wages and Employment Info


Median Wages (2008): $14.38 hourly, $29,910 annual.
Employment (2008): 41,270 employees