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Foundry Mold and Coremakers - 51-4071.00

O*NET-SOC Description

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

Sample of Reported Job Titles

  • Core Maker
  • Molder
  • Core Machine Operator
  • Mold Maker
  • No Bake Molder
  • Sand Molder
  • Journeyman Molder
  • Core Stripper
  • Shell Core Operator
  • Shell Mold Operator

SOC Occupation Groups

Related Occupations

Tasks

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

Detailed Work Activities

  • adjust production equipment/machinery setup
  • construct molds
  • fabricate, assemble, or disassemble manufactured products by hand
  • make independent judgment in assembly procedures
  • move or fit heavy objects
  • operate hoist, winch, or hydraulic boom
  • operate ore refining/foundry equipment/machinery
  • read production layouts
  • read technical drawings
  • signal directions or warnings to coworkers
  • understand technical operating, service or repair manuals
  • use hand or power tools
  • use pneumatic tools

Military Crosswalk Titles

No information available.

Apprenticeship Crosswalk Titles

  • Coremaker
  • Job Molder
  • Molder

DOT Crosswalk Titles

  • Coremaker
  • Coremaker Apprentice
  • Molder
  • Molder Apprentice
  • Molder, Sweep