Tasks & duties
Moulders may do some or all of the following:
in some small foundries, mix and prepare special sands for moulds
put the sand into moulding boxes
use patterns of the required object to shape the sand
in small foundries, melt the required metal and pour it into the moulds
apply a coating to the mould
insert cores into the moulds
seal the moulding boxes closed with sand glue
remove the casting from the mould when it is cold
Skills & knowledge
Moulders need to have:
knowledge of different metals and their properties
knowledge of casting methods
knowledge of various types of sands used in moulding
knowledge of different paints for coating sand
the ability to operate machinery
skill in interpreting drawings and plans
When moulders are working in a supervisory role they need to be able to communicate clearly with staff in noisy conditions.
To become a moulder you need to complete an apprenticeship and gain a National Certificate in Metal Casting Technology. For further information about apprenticeships contact Tools4Work.
School Certificate or NCEA equivalent is preferred to become a moulder apprentice. Technical drawing, maths, science and workshop technology are useful subjects.
Training on the job
Skills are gained on the job.
Useful experience for moulders includes labouring work in a foundry or core shop (where cores for moulds are made), which can lead to a moulding apprenticeship.
Metal Casting and Pattern Making
For more information, please refer to Career Services.