Injection Molding Machine Operator

Set up and operate machines to cast products from thermoplastic materials.
picture of Injection Molding Machine Operator

Quick Stats

Salary Range
$19,000 – $45,000

Data from U.S. Department of Labor

What do Injection Molding Machine Operators do?

Sets up and operates injection-molding machines to cast products from thermoplastic materials: Installs dies on machine, according to work order specifications, using clamps, bolts, and handtools. Sets machine controls, regulating molding temperature, volume of plastic, molding pressure and time, according to knowledge of plastics and molding procedures. Dumps premixed plastic powders or pellets into hopper, and starts machine. Pulls lever to close dies and inject plastic into dies to cast part. Removes finished product from dies, using handtools. Trims excess material from part, using knife. May mix thermoplastic materials and coloring pigments in mixing machine, according to formula. May grind scrap plastic into powder for reuse.

Should I be an Injection Molding Machine Operator?

You should have a high school degree or higher and share these traits:
  • Ready for a Challenge: You jump into new projects with initiative and drive.
  • Levelheaded: You hold your emotions in check, even in tough situations.
  • Detail Oriented: You pay close attention to all the little details.

  • How to Become an
    Injection Molding Machine Operator

    Most Injection Molding Machine Operators have no higher education and get on-the-job training. Think about earning a Certificate to increase your competitiveness in the field. Chart?chd=s:9kaaaa&chl=no+college+%2886%25%29|certificate+%2814%25%29||||&cht=p3&chs=466x180&chxr=0,86,86
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