Career summary

Details for Molders, Shapers, and Casters, Except Metal and Plastic


Description

Mold, shape, form, cast, or carve products such as food products, figurines, tile, pipes, and candles consisting of clay, glass, plaster, concrete, stone, or combinations of materials.

Tasks

  • Read work orders or examine parts to determine parts or sections of products to be produced.
  • Trim or remove excess material, using scrapers, knives, or band saws.
  • Brush or spray mold surfaces with parting agents or insert paper into molds to ensure smoothness and prevent sticking or seepage.
  • Engrave or stamp identifying symbols, letters, or numbers on products.
  • Assemble, insert, and adjust wires, tubes, cores, fittings, rods, or patterns into molds, using hand tools and depth gauges.
  • Clean, finish, and lubricate molds and mold parts.
  • Separate models or patterns from molds and examine products for accuracy.
  • Set the proper operating temperature for each casting.
  • Load or stack filled molds in ovens, dryers, or curing boxes, or on storage racks or carts.
  • Align and assemble parts to produce completed products, using gauges and hand tools.
  • Operate and adjust controls of heating equipment to melt material or to cure, dry, or bake filled molds.
  • Select sizes and types of molds according to instructions.
  • Patch broken edges or fractures, using clay or plaster.
  • Withdraw cores or other loose mold members after castings solidify.
  • Repair mold defects, such as cracks or broken edges, using patterns, mold boxes, or hand tools.
  • Measure and cut products to specified dimensions, using measuring and cutting instruments.
  • Smooth surfaces of molds, using scraping tools or sandpaper.
  • Measure ingredients and mix molding, casting material, or sealing compounds to prescribed consistencies, according to formulas.
  • Remove excess materials and level and smooth wet mold mixtures.
  • Operate molding machines that compact sand in flasks to form molds.
  • Place forms around models and separately immerse each half portion of a model in plaster, wax, or other mold-making materials.
  • Verify dimensions of products, using measuring instruments, such as calipers, vernier gauges, or protractors.
  • Bore holes or cut grates, risers, or pouring spouts in molds, using power tools.
  • Locate and scribe parting lines on patterns, using measuring instruments, such as calipers, squares, or depth gauges.
  • Tap or tilt molds to ensure uniform distribution of materials.
  • Construct or form molds for use in casting clay or plaster objects, using plaster, fiberglass, rubber, casting machines, patterns, or flasks.
  • Pour, pack, spread, or press plaster, concrete, or other materials into or around models or molds.

Interests

  • Realistic - Realistic occupations frequently involve work activities that include practical, hands-on problems and solutions. They often deal with plants, animals, and real-world materials like wood, tools, and machinery. Many of the occupations require working outside, and do not involve a lot of paperwork or working closely with others.

Education, training, experience

  • Education - These occupations usually require a high school diploma.
  • Training - Employees in these occupations need anywhere from a few months to one year of working with experienced employees. A recognized apprenticeship program may be associated with these occupations.
  • Experience - Some previous work-related skill, knowledge, or experience is usually needed. For example, a teller would benefit from experience working directly with the public.

Knowledge

  • Production and Processing -Knowledge of raw materials, production processes, quality control, costs, and other techniques for maximizing the effective manufacture and distribution of goods.

Skills

None found.

Related careers

None found.