Profession injection moulding operator

Injection moulding operators operate and monitor injection moulding machines, in order to cast products from thermoplastic materials. They regulate the temperature, pressure, and volume of plastic, according to pre-defined specifications. Injection moulding operators also remove finished products and cut-away excess material, using a knife or other hand tools.

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Personality Type

  • Realistic / Conventional
  • Realistic / Investigative

Knowledge

  • Injection moulding machine parts

    Parts of the machine that melts and injects molten plastic into moulds such as the hopper, the reciprocating screw, the injection barrel and the injection cylinder.

Skills

  • Trim excess material

    Trim surplus material of fabric such as fiberglass mats, cloth, plastics or rubber.

  • Optimise production processes parameters

    Optimise and maintain the parameters of the production process such as flow, temperature or pressure.

  • Use personal protection equipment

    Make use of protection equipment according to training, instruction and manuals. Inspect the equipment and use it consistently.

  • Tend injection moulding machine

    Operate and monitor a machine that contains a reciprocating screw that forces the raw material forwards while inducing melting, and injects the molten plastic into a mould.

  • Install press dies

    Install and coat dies on presses by using handtools, bolts and clamps.

  • Monitor valves

    Monitor and accordingly adjust the valves in order to allow a specific amount of liquids (such as ammonia sulfuric acid or viscous soap) or steam into the mixer or machine.

Optional knowledge and skills

types of moulding grind wasted plastic manufacturing of daily use goods inspect quality of products finish plastic products extract products from moulds keep records of work progress jewellery processes types of waxes tend blow moulding machine manufacturing of sports equipment operate lifting equipment melt wax mix moulding and casting material types of plastic manufacturing of jewellery add colour mechanics report defective manufacturing materials move filled moulds perform test run plastic welding select mould types medical devices clean moulds feed hoppers maintain mould parts maintain equipment