Mold Setter

Website Working World

Job Title: Mold Setter

Job Duration: Temporary to Hire

Pay Rate: BOE

Location: Johnsburg, IL


  • 1 to 2 years of trade school, vocational education, work experience, or apprenticeship
  • Previous experience reading blueprints and precision measuring instruments
  • Ability to monitor machine sounds to identify and diagnose changes in order to take appropriate action
  • Must be able to pass a criminal background check and drug screen


  • Sets up and adjusts automatic compression, injection, or transfer machines used to mold plastic materials to specified shape.
  • Reads specifications to determine machine setup and prescribed temperature and time settings.
  • Positions, aligns, and secures assembled mold or mold components, and machine accessories, onto machine press bed according to guide marks.
  • Attaches connecting lines, such as air, oil, or water to mold and adjust controls to regulate mold temperature.
  • Sets machine controls and turns dials to regulate specified machine forming pressure and plastic curing time in mold.
  • Starts machine to produce sample products.
  • Measures and visually inspects sample product for surface and dimensional defects using microscopes, micrometers, and gauges. Adjusts machine setup to eliminate defects.
  • Repairs and maintains machines and auxiliary equipment using hand tools and power tools.
  • Communicates with co-workers and supervisor to receive instructions and coordinate activities.

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Mold Setter