How to become a metal moulder or coremaker
Official title: Metal moulder/coremaker
Also called: Core-blower operator, Coremaker, Jarring machine moulder, Jolting machine moulder, Moulder (metal), Squeeze machine moulder, Stripping-plate machine moulder, Tube coremaker, Jarring machine moulder, Stripping-plate machine moulder, Tube coremaker
Metal moulder/coremaker makes moulds and cores for casting metal.
Main tasks
- Making moulds by hand or using auxiliary machines on a bench for small metal castings, on the foundry floor, or in a pit for large castings
- Making cores for use in metal moulds
- Cleaning and smoothing moulds, core boxes, and repairing surface imperfections
- Moving and positioning work pieces such as mould sections, patterns, and bottom boards, using cranes, or signalling others to move work pieces
- Positioning work patterns inside mould sections and clamping sections together
- Cutting sprouts, running holes and sprue holes into moulds
- Lifting upper mould sections from lower sections and remove moulded patterns
Pay · Outlook · AI and this job
- Median pay: $40,608 a year. The middle half earn $31,512 to $47,280 a year.
- Generative AI can do relatively little of this work, by the ILO's global estimate.
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Questions people ask
How much does a metal moulder or coremaker earn in Singapore?
Median full-time pay is $40,608 a year (Ministry of Manpower (via data.gov.sg)). The middle half earn $31,512 to $47,280.
Will AI change the work of a metal moulder or coremaker?
Generative AI can do relatively little of this work, by the ILO's global estimate.
Sources
- Ministry of Manpower (via data.gov.sg): Resident Occupational Wages (Occupational Wage Survey) (June 2024 (data.gov.sg update 2026-04-01)), Singapore Open Data Licence v1.0, retrieved 4 October 2026
- International Labour Organization, Generative AI and Jobs: A Refined Global Index of Occupational Exposure (ILO Working Paper 140, Gmyrek et al.) (ILO Working Paper 140, May 2025, Annex Table A1), CC BY 4.0, retrieved 4 October 2026
Updated 4 October 2026