- Brush or spray mold surfaces with parting agents or insert paper into molds to ensure smoothness and prevent sticking or seepage.
Occupations with related tasks Save Table: XLSX CSV
| Closely Related Tasks | All Related Tasks | Job Zone | Code | Occupation |
| 2 | 2 | 2 | 51-2051.00 | Fiberglass Laminators and Fabricators |
| 1 | 3 | 2 | 51-9041.00 | Extruding, Forming, Pressing, and Compacting Machine Setters, Operators, and Tenders |
| 1 | 3 | 2 | 51-4072.00 | Molding, Coremaking, and Casting Machine Setters, Operators, and Tenders, Metal and Plastic |
| 1 | 2 | 2 | 51-4071.00 | Foundry Mold and Coremakers |
| 1 | 2 | 2 | 51-4052.00 | Pourers and Casters, Metal |
| 1 | 2 | 2 | 51-9195.04 | Glass Blowers, Molders, Benders, and Finishers |
| 1 | 1 | 2 | 51-9081.00 | Dental Laboratory Technicians |
- Apply layers of plastic resin to mold surfaces prior to placement of fiberglass mats, repeating layers until products have the desired thicknesses and plastics have jelled.
- Apply lacquers and waxes to mold surfaces to facilitate assembly and removal of laminated parts.
- Release air bubbles and smooth seams, using rollers.
- Spray chopped fiberglass, resins, and catalysts onto prepared molds or dies using pneumatic spray guns with chopper attachments.
- Mix catalysts into resins, and saturate cloth and mats with mixtures, using brushes.
- Check completed products for conformance to specifications and for defects by measuring with rulers or micrometers, by checking them visually, or by tapping them to detect bubbles or dead spots.
- Pat or press layers of saturated mat or cloth into place on molds, using brushes or hands, and smooth out wrinkles and air bubbles with hands or squeegees.
- Select precut fiberglass mats, cloth, and wood-bracing materials as required by projects being assembled.
- Bond wood reinforcing strips to decks and cabin structures of watercraft, using resin-saturated fiberglass.
- Trim excess materials from molds, using hand shears or trimming knives.
- Inspect, clean, and assemble molds before beginning work.
- Cure materials by letting them set at room temperature, placing them under heat lamps, or baking them in ovens.
- Repair or modify damaged or defective glass-fiber parts, checking thicknesses, densities, and contours to ensure a close fit after repair.
- Check all dies, templates, and cutout patterns to be used in the manufacturing process to ensure that they conform to dimensional data, photographs, blueprints, samples, or customer specifications.
- Trim cured materials by sawing them with diamond-impregnated cutoff wheels.
- Mask off mold areas not to be laminated, using cellophane, wax paper, masking tape, or special sprays containing mold-release substances.
- Apply layers of plastic resin to mold surfaces prior to placement of fiberglass mats, repeating layers until products have the desired thicknesses and plastics have jelled.
- Apply lacquers and waxes to mold surfaces to facilitate assembly and removal of laminated parts.
- Swab molds with solutions to prevent products from sticking.
- Clear jams, and remove defective or substandard materials or products.
- Remove materials or products from molds or from extruding, forming, pressing, or compacting machines, and stack or store them for additional processing.
- Adjust machine components to regulate speeds, pressures, and temperatures, and amounts, dimensions, and flow of materials or ingredients.
- Press control buttons to activate machinery and equipment.
- Examine, measure, and weigh materials or products to verify conformance to standards, using measuring devices such as templates, micrometers, or scales.
- Monitor machine operations and observe lights and gauges to detect malfunctions.
- Notify supervisors when extruded filaments fail to meet standards.
- Record and maintain production data, such as meter readings, and quantities, types, and dimensions of materials produced.
- Review work orders, specifications, or instructions to determine materials, ingredients, procedures, components, settings, and adjustments for extruding, forming, pressing, or compacting machines.
- Turn controls to adjust machine functions, such as regulating air pressure, creating vacuums, and adjusting coolant flow.
- Clean dies, arbors, compression chambers, and molds, using swabs, sponges, or air hoses.
- Synchronize speeds of sections of machines when producing products involving several steps or processes.
- Move materials, supplies, components, and finished products between storage and work areas, using work aids such as racks, hoists, and handtrucks.
- Activate machines to shape or form products, such as candy bars, light bulbs, balloons, or insulation panels.
- Select and install machine components, such as dies, molds, and cutters, according to specifications, using hand tools and measuring devices.
- Send product samples to laboratories for analysis.
- Couple air and gas lines to machines to maintain plasticity of material and to regulate solidification of final products.
- Pour, scoop, or dump specified ingredients, metal assemblies, or mixtures into sections of machine prior to starting machines.
- Measure, mix, cut, shape, soften, and join materials and ingredients, such as powder, cornmeal, or rubber to prepare them for machine processing.
- Feed products into machines by hand or conveyor.
- Measure arbors and dies to verify sizes specified on work tickets.
- Thread extruded strips through water tanks and hold-down bars, or attach strands to wires and draw them through tubes.
- Complete work tickets, and place them with products.
- Disassemble equipment to repair it or to replace parts, such as nozzles, punches, and filters.
- Remove molds, mold components, and feeder tubes from machinery after production is complete.
- Ignite burners to preheat products, or use torches to apply heat.
- Install, align, and adjust neck rings, press plungers, and feeder tubes.
- Swab molds with solutions to prevent products from sticking.
- Clear jams, and remove defective or substandard materials or products.
- Remove materials or products from molds or from extruding, forming, pressing, or compacting machines, and stack or store them for additional processing.
- Spray, smoke, or coat molds with compounds to lubricate or insulate molds, using acetylene torches or sprayers.
- Unload finished products from conveyor belts, pack them in containers, and place containers in warehouses.
- Remove finished or cured products from dies or molds, using hand tools, air hoses, and other equipment, stamping identifying information on products when necessary.
- Measure and visually inspect products for surface and dimension defects to ensure conformance to specifications, using precision measuring instruments.
- Observe continuous operation of automatic machines to ensure that products meet specifications and to detect jams or malfunctions, making adjustments as necessary.
- Set up, operate, or tend metal or plastic molding, casting, or coremaking machines to mold or cast metal or thermoplastic parts or products.
- Turn valves and dials of machines to regulate pressure, temperature, and speed and feed rates, and to set cycle times.
- Read specifications, blueprints, and work orders to determine setups, temperatures, and time settings required to mold, form, or cast plastic materials, as well as to plan production sequences.
- Observe meters and gauges to verify and record temperatures, pressures, and press-cycle times.
- Connect water hoses to cooling systems of dies, using hand tools.
- Remove parts, such as dies, from machines after production runs are finished.
- Perform maintenance work such as cleaning and oiling machines.
- Smooth and clean inner surfaces of molds, using brushes, scrapers, air hoses, or grinding wheels, and fill imperfections with refractory material.
- Operate hoists to position dies or patterns on foundry floors.
- Cool products after processing to prevent distortion.
- Install dies onto machines or presses and coat dies with parting agents, according to work order specifications.
- Obtain and move specified patterns to work stations, manually or using hoists, and secure patterns to machines, using wrenches.
- Select and install blades, tools, or other attachments for each operation.
- Repair or replace damaged molds, pipes, belts, chains, or other equipment, using hand tools, hand-powered presses, or jib cranes.
- Inventory and record quantities of materials and finished products, requisitioning additional supplies as necessary.
- Select coolants and lubricants, and start their flow.
- Adjust equipment and workpiece holding fixtures, such as mold frames, tubs, and cutting tables, to ensure proper functioning.
- Maintain inventories of materials.
- Position and secure workpieces on machines, and start feeding mechanisms.
- Trim excess material from parts, using knives, and grind scrap plastic into powder for reuse.
- Mix and measure compounds, or weigh premixed compounds, and dump them into machine tubs, cavities, or molds.
- Preheat tools, dies, plastic materials, or patterns, using blowtorches or other equipment.
- Pour or load metal or sand into melting pots, furnaces, molds, or hoppers, using shovels, ladles, or machines.
- Clamp metal and plywood strips around dies or patterns to form molds.
- Pull level and toggle latches to fill molds, to regulate tension on sheeting, and to release mold covers.
- Skim or pour dross, slag, or impurities from molten metal, using ladles, rakes, hoes, spatulas, or spoons.
- Shape molds to specified contours, using sand, and trowels and related tools.
- Assemble shell halves, patterns, and foundry flasks, and reinforce core boxes, using glue, clamps, wire, bolts, rams, or machines.
- Spray, smoke, or coat molds with compounds to lubricate or insulate molds, using acetylene torches or sprayers.
- Unload finished products from conveyor belts, pack them in containers, and place containers in warehouses.
- Remove finished or cured products from dies or molds, using hand tools, air hoses, and other equipment, stamping identifying information on products when necessary.
- Sprinkle or spray parting agents onto patterns and mold sections to facilitate removal of patterns from molds.
- Lift upper mold sections from lower sections, and remove molded patterns.
- Clean and smooth molds, cores, and core boxes, and repair surface imperfections.
- Sift and pack sand into mold sections, core boxes, and pattern contours, using hand or pneumatic ramming tools.
- Position patterns inside mold sections, and clamp sections together.
- Position cores into lower sections of molds, and reassemble molds for pouring.
- Form and assemble slab cores around patterns, and position wire in mold sections to reinforce molds, using hand tools and glue.
- Move and position workpieces, such as mold sections, patterns, and bottom boards, using cranes, or signal others to move workpieces.
- Cut spouts, runner holes, and sprue holes into molds.
- Tend machines that bond cope and drag together to form completed shell molds.
- Rotate sweep boards around spindles to make symmetrical molds for convex impressions.
- Pour molten metal into molds, manually or with crane ladles.
- Operate ovens or furnaces to bake cores or to melt, skim, and flux metal.
- Sprinkle or spray parting agents onto patterns and mold sections to facilitate removal of patterns from molds.
- Lift upper mold sections from lower sections, and remove molded patterns.
- Turn valves to circulate water through cores, or spray water on filled molds to cool and solidify metal.
- Remove metal ingots or cores from molds, using hand tools, cranes, and chain hoists.
- Examine molds to ensure they are clean, smooth, and properly coated.
- Pour and regulate the flow of molten metal into molds and forms to produce ingots or other castings, using ladles or hand-controlled mechanisms.
- Pull levers to lift ladle stoppers and to allow molten steel to flow into ingot molds to specified heights.
- Read temperature gauges and observe color changes, adjusting furnace flames, torches, or electrical heating units as necessary to melt metal to specifications.
- Collect samples, or signal workers to sample metal for analysis.
- Load specified amounts of metal and flux into furnaces or clay crucibles.
- Add metal to molds to compensate for shrinkage.
- Skim slag or remove excess metal from ingots or equipment, using hand tools, strainers, rakes, or burners, collecting scrap for recycling.
- Position equipment such as ladles, grinding wheels, pouring nozzles, or crucibles, or signal other workers to position equipment.
- Transport metal ingots to storage areas, using forklifts.
- Repair and maintain metal forms and equipment, using hand tools, sledges, and bars.
- Stencil identifying information on ingots and pigs, using special hand tools.
- Assemble and embed cores in casting frames, using hand tools and equipment.
- Remove solidified steel or slag from pouring nozzles, using long bars or oxygen burners.
- Turn valves to circulate water through cores, or spray water on filled molds to cool and solidify metal.
- Remove metal ingots or cores from molds, using hand tools, cranes, and chain hoists.
- Spray or swab molds with oil solutions to prevent adhesion of glass.
- Strike necks of finished articles to separate articles from blowpipes.
- Heat glass to pliable stage, using gas flames or ovens and rotating glass to heat it uniformly.
- Inspect, weigh, and measure products to verify conformance to specifications, using instruments such as micrometers, calipers, magnifiers, or rulers.
- Record manufacturing information, such as quantities, sizes, or types of goods produced.
- Place glass into dies or molds of presses and control presses to form products, such as glassware components or optical blanks.
- Blow tubing into specified shapes to prevent glass from collapsing, using compressed air or own breath, or blow and rotate gathers in molds or on boards to obtain final shapes.
- Operate electric kilns that heat and mold glass sheets to the shape and curve of metal jigs.
- Determine types and quantities of glass required to fabricate products.
- Set up and adjust machine press stroke lengths and pressures and regulate oven temperatures, according to glass types to be processed.
- Shape, bend, or join sections of glass, using paddles, pressing and flattening hand tools, or cork.
- Design and create glass objects, using blowpipes and artisans' hand tools and equipment.
- Place electrodes in tube ends and heat them with glass burners to fuse them into place.
- Operate and maintain finishing machines to grind, drill, sand, bevel, decorate, wash, or polish glass or glass products.
- Repair broken scrolls by replacing them with new sections of tubing.
- Develop sketches of glass products into blueprint specifications, applying knowledge of glass technology and glass blowing.
- Superimpose bent tubing on asbestos patterns to ensure accuracy.
- Cut lengths of tubing to specified sizes, using files or cutting wheels.
- Place rubber hoses on ends of tubing and charge tubing with gas.
- Spray or swab molds with oil solutions to prevent adhesion of glass.
- Strike necks of finished articles to separate articles from blowpipes.
- Apply porcelain paste or wax over prosthesis frameworks or setups, using brushes and spatulas.
- Read prescriptions or specifications and examine models or impressions to determine the design of dental products to be constructed.
- Test appliances for conformance to specifications and accuracy of occlusion, using articulators and micrometers.
- Fabricate, alter, or repair dental devices, such as dentures, crowns, bridges, inlays, or appliances for straightening teeth.
- Place tooth models on an apparatus that mimics bite and movement of patient's jaw to evaluate functionality of model.
- Remove excess metal or porcelain and polish surfaces of prostheses or frameworks, using polishing machines.
- Train or supervise other dental technicians or dental laboratory bench workers.
- Melt metals or mix plaster, porcelain, or acrylic pastes and pour materials into molds or over frameworks to form dental prostheses or apparatuses.
- Prepare metal surfaces for bonding with porcelain to create artificial teeth, using small hand tools.
- Rebuild or replace linings, wire sections, or missing teeth to repair dentures.
- Build and shape wax teeth, using small hand instruments and information from observations or dentists' specifications.
- Load newly constructed teeth into porcelain furnaces to bake the porcelain onto the metal framework.
- Mold wax over denture setups to form the full contours of artificial gums.
- Create a model of patient's mouth by pouring plaster into a dental impression and allowing plaster to set.
- Prepare wax bite blocks and impression trays for use.
- Shape and solder wire and metal frames or bands for dental products, using soldering irons and hand tools.
- Fill chipped or low spots in surfaces of devices, using acrylic resins.
- Apply porcelain paste or wax over prosthesis frameworks or setups, using brushes and spatulas.
