Foundry Mold and Coremakers

Core Machine Operator
Core Maker
Core Stripper
Coremaker
Green Sand Molder
Mold Maker
Mold Operator
Molder
No Bake Molder
Sand Molder

What is a Foundry Mold and Coremakers?

Foundry Mold and Coremakers are skilled tradespeople who specialize in creating molds and cores used in metal casting processes. They work primarily in foundries, where they build the shapes that molten metal will be poured into to create various metal parts and products. The role involves designing, constructing, and assembling molds made from materials such as sand, metal, or other composites. They use a variety of tools and techniques to ensure precision and accuracy in the mold-making process. These professionals may also be responsible for inspecting and repairing molds, maintaining equipment, and ensuring that safety standards are followed. The work requires a keen understanding of metallurgy, the casting process, and the properties of different materials to produce high-quality finished products. Foundry Mold and Coremakers play a vital role in manufacturing industries, contributing to sectors like automotive, aerospace, and construction.

Career Assessment
Job Outlook

Projected salary and job growth

$33070.0 - $61300.0

New job opportunities are less likely in the future. : Below Average

Loading jobs...
Finding local jobs...
Assessment

Related assessments and tests

No assessment available.

Career Assessment

Tasks

  • Clean and smooth molds, cores, and core boxes, and repair surface imperfections.
  • Sift and pack sand into mold sections, core boxes, and pattern contours, using hand or pneumatic ramming tools.
  • Position patterns inside mold sections, and clamp sections together.
  • Position cores into lower sections of molds, and reassemble molds for pouring.
  • Sprinkle or spray parting agents onto patterns and mold sections to facilitate removal of patterns from molds.

Technology Skills

  • Computer aided design CAD software
    • Autodesk AutoCAD
    • Dassault Systemes SolidWorks
    • PTC Creo Parametric
  • Computer aided manufacturing CAM software
    • CNC Software Mastercam
  • Inventory management software
    • Inventory tracking software
  • Industrial control software
    • Machine control software

Tools Used

Knowledge

  • English Language

    Knowledge of the structure and content of the English language including the meaning and spelling of words, rules of composition, and grammar.

  • Mechanical

    Knowledge of machines and tools, including their designs, uses, repair, and maintenance.

  • 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.

  • 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.

0 Active Jobs in South Africa
Avg Salary: R15,247pm
Advertisement

Get a Well-Paying Job Fast

Start Your Career

Get Started

How to Know if You're Ready to be a Foundry Mold and Coremaker in South Africa

In my thirty years of walking the shop floors of foundries from the East Rand to the industrial hubs of Gqeberha, I’ve seen many young South Africans enter this trade. Some thrive in the heat and the precision, while others realise quite quickly that they aren't cut out for the grit of the metal casting world. Being a Foundry Mold and Coremaker is a unique blend of physical endurance and delicate artistry—it’s about creating the negative space that will eventually hold molten metal at over a thousand degrees Celsius.

Currently, the South African market is in a bit of a transition phase. You might notice data showing zero active public job listings today, but don't let that discourage you. In my experience, the foundry industry often operates on a "hidden" job market where roles are filled through apprenticeships and direct industry connections. With an average salary of R15,247 per month, it provides a solid middle-class foundation, especially in regions where manufacturing remains the heartbeat of the economy.

The "Foundry Fit" Psychometric Checklist

Before you commit to a three-year apprenticeship, I always tell youngsters to look inward. You don't just need a strong back; you need a specific type of mental wiring. Ask yourself these questions honestly:

  • Do you have high spatial awareness? Can you look at a 2D technical drawing and "see" the 3D mold and the hollow core inside it?
  • Are you detail-oriented under pressure? A single grain of loose sand or a slightly misaligned core can cause a casting to fail, wasting thousands of Rands.
  • Is your physical stamina up to par? You will be on your feet, often in high-temperature environments, handling heavy flasks and patterns.
  • Do you have a "safety-first" mindset? In our world, "close enough" isn't good enough. You must be someone who follows protocols to the letter to ensure the safety of the entire pour team.
  • Are you comfortable with manual dexterity? Much of the work involves hand-finishing molds using slickers and trowels. It’s a craft.

A Glimpse into the Daily Routine

I’ve often said that a molder’s day starts before the sun really gets hot. In a typical South African foundry, your morning usually begins with a safety briefing and a review of the production schedule. By 07:30, you’re likely at your station, preparing the sand mixtures—checking the moisture and the binding agents to ensure the mold won't collapse.

The middle of the day is often the most intense. You’ll be positioning patterns, compacting sand using ramming tools, and carefully venting the molds to allow gases to escape. If you're working on the "core" side, you’re creating the internal shapes of the casting, which requires even more precision. By the time the furnace is ready for the pour, your work is done, but your nerves are just starting; seeing a perfect casting emerge from the sand you packed is a feeling of satisfaction that never gets old.

Education and Training Paths

Ready to start your career as a Foundry Mold and Coremakers?

Explore Top-Rated Foundry Mold and Coremakers Courses on Udemy

In South Africa, you cannot simply "walk onto" a foundry floor and call yourself a molder anymore. The industry has become highly regulated and technical. Here is the path I recommend:

  1. The TVET Route: Enroll in a Technical and Vocational Education and Training (TVET) college to obtain your N1 to N3 in Engineering Studies. This gives you the theoretical foundation in metals and drawings.
  2. Apprenticeship: Seek an apprenticeship through a company registered with MerSETA (Manufacturing, Engineering and Related Services SETA). This is where you’ll get your "sand under your fingernails" experience.
  3. The Trade Test: To earn the R15,000+ salary and move into senior roles, you must pass your Red Seal Trade Test. This is the gold standard in South African trades and makes you employable across the globe.
  4. Specialisation: I’ve seen many molders move into specialised areas like investment casting or high-pressure die casting, which often command higher pay.

Next Steps: Getting Noticed in a Quiet Market

If you’ve looked at the current market data and felt hesitant, remember that manufacturing is cyclical. While active job board listings might be low, the demand for *skilled* tradespeople remains. My advice is to stop looking only at websites and start looking at industrial zones.

Organise a visit to a local foundry. Most plant managers, myself included, have a soft spot for someone who shows genuine interest in the craft. Bring a CV that highlights any mechanical experience or even hobbies like woodworking or car restoration—anything that shows you can work with your hands and follow a process. Realise that this is a career of longevity; once you have the skill, you have it for life.

Are you ready to shape the future of South African manufacturing? If you have the grit and the precision, this could be the start of a lifelong journey in the heart of the industry.

To see if your personality and skills align with this demanding but rewarding trade, take our comprehensive career assessment today.


Skills

  • Monitoring

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

  • Operations Monitoring

    Watching gauges, dials, or other indicators to make sure a machine is working properly.

Abilities

  • 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.

  • 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.

  • Static Strength

    The ability to exert maximum muscle force to lift, push, pull, or carry 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.

Education

How much education does a new hire need to perform a job in this occupation?

  • High school diploma or equivalent
    64 %

    or: GED, High School Equivalency Certificate

  • Less than high school diploma
    36 %

Work Activities

  • Handling and Moving Objects

    Using hands and arms in handling, installing, positioning, and moving materials, and manipulating things.

  • 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 materials.

  • Monitoring Processes, Materials, or Surroundings

    Monitoring and reviewing information from materials, events, or the environment, to detect or assess problems.

  • Inspecting Equipment, Structures, or Materials

    Inspecting equipment, structures, or materials to identify the cause of errors or other problems or defects.

  • Getting Information

    Observing, receiving, and otherwise obtaining information from all relevant sources.

Detailed Work Activities

  • Clean production equipment.
  • Smooth metal surfaces or edges.
  • Build production molds.
  • Place materials into molds.
  • Position patterns on equipment, materials, or workpieces.

Work Interests

  • Realistic

    Work involves designing, building, or repairing of equipment, materials, or structures, engaging in physical activity, or working outdoors. Realistic occupations are often associated with engineering, mechanics and electronics, construction, woodworking, transportation, machine operation, agriculture, animal services, physical or manual labor, athletics, or protective services.

  • Conventional

    Work involves following procedures and regulations to organize information or data, typically in a business setting. Conventional occupations are often associated with office work, accounting, mathematics/statistics, information technology, finance, or human resources.

🚀 Find Your Dream Job with JobCopilot

AI-powered job search that matches you with opportunities tailored to your skills and career goals.

Start Job Search

This page incorporates data from O_NET OnLine, courtesy of the U.S. Department of Labor, Employment and Training Administration (USDOL/ETA), under the CC BY 4.0 license. O_NET is a registered trademark of USDOL/ETA. Assessify has adapted and modified the original content. Please note that USDOL/ETA has neither reviewed nor endorsed these changes.