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Foundry Mold and Coremakers
SOC Code: 51-4071.00

Make or form wax or sand cores or molds used in the production of metal castings in foundries.

Sample of reported job titles: Core Machine Operator, Core Maker, Core Setter, Core Stripper, Journeyman Molder, Laborer, Mold Maker, Molder, No Bake Molder, Sand Molder


  • Sift and pack sand into mold sections, core boxes, and pattern contours, using hand or pneumatic ramming tools.
  • Clean and smooth molds, cores, and core boxes, and repair surface imperfections.
  • Form and assemble slab cores around patterns and position wire in mold sections to reinforce molds, using hand tools and glue.
  • Move and position workpieces, such as mold sections, patterns, and bottom boards, using cranes, or signal others to move workpieces.
  • Sprinkle or spray parting agents onto patterns and mold sections to facilitate removal of patterns from molds.
  • Position cores into lower sections of molds, and reassemble molds for pouring.
  • Tend machines that bond cope and drag together to form completed shell molds.
  • Cut spouts, runner holes, and sprue holes into molds.
  • Operate ovens or furnaces to bake cores or to melt, skim, and flux metal.
  • Position patterns inside mold sections and clamp sections together.
  • Lift upper mold sections from lower sections and remove molded patterns.
  • Rotate sweep boards around spindles to make symmetrical molds for convex impressions.
  • Pour molten metal into molds, manually or using crane ladles.

Technology Skills

  • Computer aided design CAD software - Autodesk AutoCAD ; Dassault Systemes SolidWorks ; PTC Creo Parametric
  • Computer aided manufacturing CAM software - CNC Software Mastercam
  • Data base user interface and query software - Data entry software
  • Industrial control software - Machine control software
  • Inventory management software - Inventory tracking software

Tools Used

  • Abrasive cloth - Emery cloths
  • Abrasive stones
  • Adjustable angle plate - Angle plates
  • Air scrubbers - Vent gas scrubbers
  • Allen wrench - Allen wrench sets
  • Bench vises
  • Buffing machine - Buffing machines
  • Calipers - Dial calipers
  • Casting machines - Centrifugal casting machines; Coremaking machines; Die casting machines; Vacuum casting machines (see all 5 examples)
  • Crucible furnaces - Induction furnaces
  • Cylindrical grinding machine - Inside diameter outside diameter ID-OD grinders
  • Desktop computers
  • Dial indicator or dial gauge - Dial indicators
  • Drill press or radial drill - Variable speed drill presses
  • Electric furnace - Electric arc furnaces
  • Flat hand file - Flat files
  • Foundry blowers - Core blowers
  • Foundry crucibles - Crucible furnaces
  • Foundry ladles - Crane ladles
  • Foundry testing apparatus - Foundry sand testing equipment
  • Furnaces - Cupola furnaces; Foundry ovens
  • Gas generators - Gas-powered generators
  • Hammers - Multipurpose hammers
  • Height gauges
  • Hoists - Chain hoists
  • Induction heating machine - Heat treating furnaces
  • Laser welding machine - Laser welding equipment
  • Metal shearing machine - Shearing machines
  • Micrometers - Digital micrometers
  • Overhead crane - Electric overhead traveling EOT cranes
  • Power clamp - Mold clamps
  • Power grinders
  • Precision surface plate - Surface plates
  • Process air heaters
  • Pyrometers - Digital pyrometers
  • Sand blasting machine - Sand blasting machines
  • Screwdrivers - Multipurpose screwdrivers
  • Socket sets - Socket wrench sets
  • Surface grinding machine - Surface grinding machines
  • Tungsten inert gas welding machine - Micro welding equipment
  • Turret lathe - Turret lathes
  • Universal milling machine - Horizontal milling machines
  • Vee block - V-blocks
  • Vertical machining center - Vertical machining centers
  • Wire cathode electrode discharge machine - Wire electrical discharge machine WEDM


  • Production and Processing - Knowledge of raw materials, production processes, quality control, costs, and other techniques for maximizing the effective manufacture and distribution of goods.


  • Monitoring - Monitoring/Assessing performance of yourself, other individuals, or organizations to make improvements or take corrective action.


  • 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.
  • Finger Dexterity - The ability to make precisely coordinated movements of the fingers of one or both hands to grasp, manipulate, or assemble very small objects.
  • 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.
  • 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.
  • Static Strength - The ability to exert maximum muscle force to lift, push, pull, or carry objects.
  • Near Vision - The ability to see details at close range (within a few feet of the observer).
  • Control Precision - The ability to quickly and repeatedly adjust the controls of a machine or a vehicle to exact positions.
  • Reaction Time - The ability to quickly respond (with the hand, finger, or foot) to a signal (sound, light, picture) when it appears.
  • Stamina - The ability to exert yourself physically over long periods of time without getting winded or out of breath.
  • Auditory Attention - The ability to focus on a single source of sound in the presence of other distracting sounds.
  • Deductive Reasoning - The ability to apply general rules to specific problems to produce answers that make sense.
  • Dynamic Strength - The ability to exert muscle force repeatedly or continuously over time. This involves muscular endurance and resistance to muscle fatigue.
  • Extent Flexibility - The ability to bend, stretch, twist, or reach with your body, arms, and/or legs.
  • Information Ordering - The ability to arrange things or actions in a certain order or pattern according to a specific rule or set of rules (e.g., patterns of numbers, letters, words, pictures, mathematical operations).
  • Oral Comprehension - The ability to listen to and understand information and ideas presented through spoken words and sentences.
  • 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.
  • 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.
  • Selective Attention - The ability to concentrate on a task over a period of time without being distracted.
  • Visualization - The ability to imagine how something will look after it is moved around or when its parts are moved or rearranged.


  • Interest code: RC
    • 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.

Work Context

  • Wear Common Protective or Safety Equipment such as Safety Shoes, Glasses, Gloves, Hearing Protection, Hard Hats, or Life Jackets - 100% responded “Every day.”
  • Spend Time Standing - 96% responded “Continually or almost continually.”
  • Spend Time Using Your Hands to Handle, Control, or Feel Objects, Tools, or Controls - 87% responded “Continually or almost continually.”
  • Exposed to Contaminants - 80% responded “Every day.”
  • Sounds, Noise Levels Are Distracting or Uncomfortable - 80% responded “Every day.”
  • Very Hot or Cold Temperatures - 66% responded “Every day.”
  • Time Pressure - 62% responded “Every day.”
  • Importance of Being Exact or Accurate - 45% responded “Extremely important.”
  • Spend Time Bending or Twisting the Body - 46% responded “Continually or almost continually.”
  • Responsible for Others' Health and Safety - 38% responded “Very high responsibility.”
  • Spend Time Making Repetitive Motions - 48% responded “Continually or almost continually.”
  • Indoors, Not Environmentally Controlled - 59% responded “Every day.”
  • Contact With Others - 40% responded “Constant contact with others.”
  • Physical Proximity - 35% responded “Very close (near touching).”
  • Face-to-Face Discussions - 35% responded “Every day.”
  • Impact of Decisions on Co-workers or Company Results - 36% responded “Moderate results.”
  • Pace Determined by Speed of Equipment - 35% responded “Important.”
  • Duration of Typical Work Week - 76% responded “40 hours.”
  • Work With Work Group or Team - 46% responded “Very important.”
  • Frequency of Decision Making - 51% responded “Every day.”
  • Spend Time Walking and Running - 38% responded “Continually or almost continually.”
  • Exposed to Hazardous Conditions - 52% responded “Every day.”
  • Exposed to Hazardous Equipment - 55% responded “Every day.”
  • Freedom to Make Decisions - 37% responded “Some freedom.”
  • Responsibility for Outcomes and Results - 33% responded “Moderate responsibility.”
  • Consequence of Error - 38% responded “Serious.”
  • Coordinate or Lead Others - 34% responded “Important.”
  • Spend Time Kneeling, Crouching, Stooping, or Crawling - 35% responded “Continually or almost continually.”


Percentage of RespondentsEducation Level Required
54%High school diploma or equivalent
27%Less than high school diploma
13%Post-secondary certificate

Work Styles

  • Attention to Detail - Job requires being careful about detail and thorough in completing work tasks.
  • Cooperation - Job requires being pleasant with others on the job and displaying a good-natured, cooperative attitude.
  • Initiative - Job requires a willingness to take on responsibilities and challenges.
  • Dependability - Job requires being reliable, responsible, and dependable, and fulfilling obligations.
  • Self Control - Job requires maintaining composure, keeping emotions in check, controlling anger, and avoiding aggressive behavior, even in very difficult situations.
  • Integrity - Job requires being honest and ethical.
  • Persistence - Job requires persistence in the face of obstacles.
  • Achievement/Effort - Job requires establishing and maintaining personally challenging achievement goals and exerting effort toward mastering tasks.
  • Independence - Job requires developing one's own ways of doing things, guiding oneself with little or no supervision, and depending on oneself to get things done.
  • Adaptability/Flexibility - Job requires being open to change (positive or negative) and to considerable variety in the workplace.
  • Stress Tolerance - Job requires accepting criticism and dealing calmly and effectively with high stress situations.
  • Analytical Thinking - Job requires analyzing information and using logic to address work-related issues and problems.
  • Leadership - Job requires a willingness to lead, take charge, and offer opinions and direction.
  • Social Orientation - Job requires preferring to work with others rather than alone, and being personally connected with others on the job.
  • Innovation - Job requires creativity and alternative thinking to develop new ideas for and answers to work-related problems.

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.
  • Independence - Occupations that satisfy this work value allow employees to work on their own and make decisions. Corresponding needs are Creativity, Responsibility and Autonomy.

Wages & Trends

  • Median wages (2017)
    • $16.90 hourly, $35,140 annual
  • Employment (2016)
    • 13,000 employees
  • Projected growth (2016-2026)
    • Decline (-2% or lower)
  • Projected job openings (2016-2026)
    • 900

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