According to people in this career, the main tasks are...
| Task | Importance |
|---|---|
| Clean and smooth molds, cores, and core boxes, and repair surface imperfections. | 93% |
| Sift and pack sand into mold sections, core boxes, and pattern contours, using hand or pneumatic ramming tools. | 92% |
| Position patterns inside mold sections, and clamp sections together. | 92% |
| Position cores into lower sections of molds, and reassemble molds for pouring. | 92% |
| Tend machines that bond cope and drag together to form completed shell molds. | 92% |
| Sprinkle or spray parting agents onto patterns and mold sections to facilitate removal of patterns from molds. | 90% |
| Form and assemble slab cores around patterns, and position wire in mold sections to reinforce molds, using hand tools and glue. | 90% |
| Move and position workpieces, such as mold sections, patterns, and bottom boards, using cranes, or signal others to move workpieces. | 88% |
| Rotate sweep boards around spindles to make symmetrical molds for convex impressions. | 88% |
| Pour molten metal into molds, manually or with crane ladles. | 88% |
| Operate ovens or furnaces to bake cores or to melt, skim, and flux metal. | 86% |
| Lift upper mold sections from lower sections, and remove molded patterns. | 85% |
| Cut spouts, runner holes, and sprue holes into molds. | 85% |
