• ┬áSets 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.
  • May mix thermoplastic materials and coloring pigments in mixing machine, according to formula.