Occupation · SOC 51-4071
Foundry Mold and Coremakers
Make or form wax or sand cores or molds used in the production of metal castings in foundries.
Median wage
$45,700
$36,220–$61,390
Projected growth
-26.0%
Declining
Annual openings
-330
per year
Employed (US)
12,720
Job Zone 2
Typical preparation
Some preparation
Stackable credential programs
5 mapped
Core skills
Operations MonitoringMonitoringTime ManagementCritical ThinkingActive ListeningSpeakingOperation and ControlJudgment and Decision MakingComplex Problem SolvingQuality Control AnalysisActive LearningSocial PerceptivenessReading ComprehensionCoordinationTroubleshootingInstructingWritingSystems AnalysisService OrientationRepairingPersuasionNegotiationMathematicsManagement of Personnel ResourcesLearning StrategiesEquipment SelectionEquipment MaintenanceSystems EvaluationManagement of Material ResourcesManagement of Financial ResourcesOperations AnalysisTechnology DesignScienceProgrammingInstallation
Knowledge areas
English LanguageMechanicalProduction and ProcessingEducation and TrainingAdministration and ManagementPhysicsDesignEngineering and TechnologyChemistryPublic Safety and SecurityBuilding and ConstructionAdministrativeMathematicsCustomer and Personal ServiceSales and MarketingEconomics and AccountingPersonnel and Human ResourcesPsychologySociology and AnthropologyTransportationComputers and ElectronicsLaw and GovernmentTelecommunicationsPhilosophy and TheologyForeign LanguageCommunications and MediaGeographyHistory and ArcheologyMedicine and DentistryBiologyTherapy and CounselingFine ArtsFood Production
Technology & tools
Autodesk AutoCADCNC Software MastercamComputer aided manufacturing CAM softwareDassault Systemes SolidWorksInventory tracking softwareMachine control softwarePTC Creo Parametric
Representative tasks
Handling and Moving ObjectsPerforming General Physical ActivitiesMonitoring Processes, Materials, or SurroundingsInspecting Equipment, Structures, or MaterialsIdentifying Objects, Actions, and EventsGetting InformationCommunicating with Supervisors, Peers, or SubordinatesJudging the Qualities of Objects, Services, or PeopleControlling Machines and ProcessesEvaluating Information to Determine Compliance with StandardsOperating Vehicles, Mechanized Devices, or EquipmentMaking Decisions and Solving ProblemsDocumenting/Recording InformationEstimating the Quantifiable Characteristics of Products, Events, or InformationOrganizing, Planning, and Prioritizing WorkProcessing InformationTraining and Teaching OthersRepairing and Maintaining Mechanical EquipmentEstablishing and Maintaining Interpersonal RelationshipsResolving Conflicts and Negotiating with OthersUpdating and Using Relevant KnowledgeDeveloping and Building TeamsMonitoring and Controlling ResourcesCoordinating the Work and Activities of OthersDeveloping Objectives and StrategiesScheduling Work and ActivitiesThinking CreativelyGuiding, Directing, and Motivating SubordinatesCoaching and Developing OthersAnalyzing Data or InformationProviding Consultation and Advice to OthersAssisting and Caring for OthersPerforming Administrative ActivitiesInterpreting the Meaning of Information for OthersStaffing Organizational UnitsWorking with ComputersRepairing and Maintaining Electronic EquipmentDrafting, Laying Out, and Specifying Technical Devices, Parts, and EquipmentCommunicating with People Outside the OrganizationSelling or Influencing Others
Competency framework
Skill expectations by proficiency level.
emerging
Sand packing tools and hand ramming equipment — identify and handle under direct supervisor guidance on the foundry floor.Parting agents and spray applicators — apply to patterns and mold sections following step-by-step instructions to prevent sticking.Mold surface defects — recognize and report to a senior coremaker during initial quality inspection routines.Sand sifting and packing procedures — perform into mold sections and core boxes under close oversight using hand tools.Pattern positioning steps — follow written work orders to place patterns inside mold sections before clamping.Mold section clamps and fasteners — assemble and secure upper and lower mold halves under direct supervision in a production bay.Crane hand signals and basic rigging protocols — demonstrate when assisting coworkers in moving mold sections and bottom boards.Core box preparation tasks — clean interior surfaces and remove debris as directed before sand packing begins.Personal protective equipment and foundry safety rules — apply consistently while working near hot metal pouring areas.Basic mold assembly sequence — follow standardized checklists to reassemble mold sections after core placement under trainer direction.
developing
Sand density and packing uniformity — monitor and adjust during pneumatic ramming operations with minimal supervisory oversight in a mid-volume foundry.Slab cores and reinforcing wire — form and assemble around patterns using hand tools and glue with routine independence on recurring part runs.Upper mold sections — lift and remove from lower sections and extract molded patterns efficiently during standard production cycles.Core placement accuracy — position cores into lower mold sections and reassemble molds for pouring within established dimensional tolerances.Surface imperfection repairs — smooth and correct mold, core, and core box defects using appropriate finishing tools without prompting.Parting agent coverage patterns — adapt spray or sprinkle techniques to varied pattern geometries encountered on the shop floor.Crane and overhead hoist operations — move and position mold sections and patterns safely in a busy production environment with familiarity.Mold section alignment and clamping — verify fit and clamp force consistently across multiple mold types during a standard shift.Operations monitoring practices — observe production indicators such as sand moisture, mold integrity, and cycle times and flag deviations promptly.Inventory of mold-making consumables — track sand, binders, and parting agents using basic inventory management software to support uninterrupted workflow.
proficient
Complex core geometry formation — produce intricate slab and shell cores with precision across non-standard part configurations without supervisory input.Mold defect root causes — diagnose recurring surface imperfections and implement corrective rework measures across the full mold and core production scope.Pattern removal challenges — troubleshoot difficult pattern extractions from upper and lower mold sections while maintaining mold integrity under production pressure.Sand system variables — evaluate moisture content, compactibility, and permeability data and adjust packing procedures to meet metallurgical quality standards.CAD and CAM software outputs — interpret design files to verify pattern dimensions and toolpath accuracy before mold production begins on new part programs.Multi-step mold assembly sequences — execute complete mold build cycles independently including core setting, section alignment, and pre-pour verification checks.Crane and rigging judgment — plan and direct the safe movement of heavy mold assemblies and oversized pattern boards in congested foundry layouts.Non-routine mold repairs — assess and restore damaged molds and core boxes using advanced hand-finishing and patching techniques to minimize scrap.Process monitoring across a full shift — apply systematic observation to detect sand system, equipment, and procedural anomalies and resolve them before they affect yield.Industrial control software interfaces — operate and adjust foundry process controls for sand mixers and core blowers to maintain consistent output quality.
advanced
Mold and coremaking standards and procedures — develop, document, and enforce shop-wide protocols that govern sand preparation, core assembly, and mold finishing practices.Workforce skill development programs — design and deliver structured on-the-job training for new and developing coremakers across all foundry mold production tasks.Production quality systems — lead root-cause analysis initiatives for chronic mold defects and drive continuous improvement projects that reduce scrap and rework rates.CAD/CAM tooling integration strategy — evaluate and implement design and manufacturing software upgrades that improve pattern accuracy and mold production efficiency at the facility level.Capital equipment and consumable procurement — advise management on investments in pneumatic tooling, sand systems, and core-blowing equipment aligned with production volume targets.Cross-functional coordination with engineering and metallurgy — lead collaborative review of part designs to optimize moldability, core complexity, and metal flow before production release.Safety culture and compliance oversight — establish and audit foundry floor safety standards covering crane operations, parting agent handling, and hot-metal exposure controls.Inventory and supply chain management — oversee mold-making material planning using enterprise inventory systems to ensure uninterrupted production across high-mix foundry schedules.Mentorship and career pathway guidance — coach journeyman-level coremakers in advanced troubleshooting, process ownership, and readiness for lead or supervisory roles.Organizational performance metrics — analyze shift-level output, scrap, and cycle-time data to set production targets and report foundry mold department results to plant leadership.
Also known as
43 alternate job titles map to this occupation.
Airset CasterAirset MolderBond RunnerCore BakerCore DrierCore Machine OperatorCore MakerCore MicroarchitectCore Oven TenderCore PasterCore PilerCore RescuerCore SetterCore StackerCore StickerCore StripperCoremakerDry MolderDry Sand MolderFoundry FinisherFoundry Mold Assembly and Shake Out WorkerFoundry MolderFoundry TenderFoundry WorkerGolf Club Head FormerGreen Sand MolderHand CoremakerHand FormerHand Spring FormerMold CapperMold CloserMold FinisherMold MakerMold OperatorMold Tooling Technician (Mold Tooling Tech)MolderNo Bake MolderPattern MolderSand CutterSand Cutter Operator