Foundry Mold and Coremakers

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

SOC: 51-4071.00

Common Job Titles

Core Machine OperatorCore MakerCoremakerMolder

What You'll Need to Succeed

AI-generated

Key competencies for this occupation at a glance

  • KnowledgeEstimate material quantities, dimensions, and casting characteristics applying mathematics and physics knowledge to ensure accurate mold specifications.
  • Hands-onPerform wax and sand core and mold formation in foundry production environments using specialized coremaking machines and tools.
  • Hands-onOperate core blowers, die casting machines, and centrifugal casting equipment following production specifications and safety protocols.
  • Hands-onHandle heavy molds, castings, and foundry materials using hoists and cranes while performing general physical activities.
  • KnowledgeMonitor foundry processes, materials, and equipment performance to ensure quality standards and identify deviations in real-time production.
  • KnowledgeEvaluate mold and core quality against casting specifications using precision measurement tools including dial calipers, micrometers, and height gauges.
  • KnowledgeApply mechanical principles and production processing knowledge to troubleshoot mold defects and optimize casting outcomes.
  • Hands-onExecute furnace operations including cupola, induction, and electric arc systems monitoring temperature using digital pyrometers under time constraints.
  • MindsetParticipate in team coordination and communication with supervisors and peers to maintain production schedules and resolve operational issues.
  • Hands-onPerform equipment maintenance and repair on foundry machinery using hand tools and mechanical knowledge to minimize downtime.
  • KnowledgeAnalyze foundry sand test results and material properties applying chemistry and physics knowledge to ensure optimal mold integrity.
  • Hands-onOperate CAD/CAM software including AutoCAD and SolidWorks for interpreting and modifying mold designs in collaboration with engineering teams.
Wage Data According to the Bureau of Labor Statistics

Annual wage data for Foundry Mold and Coremakers (2024)

Estimated Total Employment (U.S.)

12,720

Wage Distribution by Percentile

MetricU.S.
10% of workers earn the following or less$36,220
10% of workers earn the following or more$61,390
Workers on average earn$46,910

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

Skills & Requirements

Key competencies for this occupation, ranked by importance

  • English Language3.4/5
  • Mechanical3.4/5
  • Production and Processing3.3/5
  • Education and Training3.3/5
  • Administration and Management3.2/5
Tools & Technology

Equipment and software commonly used in this occupation

In-Demand Technology

Frequently requested by employers in job postings

Autodesk AutoCADDassault Systemes SolidWorks

Technology Skills

CNC Software MastercamComputer aided manufacturing CAM softwareInventory tracking softwareMachine control softwarePTC Creo Parametric

Tools & Equipment

Abrasive stonesAllen wrench setsAngle platesBench visesBuffing machinesCentrifugal casting machinesChain hoistsCore blowers