- Industry: Government; Labor
- Number of terms: 77176
- Number of blossaries: 0
- Company Profile:
A professional who tends automatic molding machines that mold preexpanded polystyrene beads under heat and pressure into cast foam products. Respnsibilities include:
* Observes platens and listens to steam exhaust to determine end of molding cycle.
* Lifts cast foam products, such as balls, coolers, displays, and packing nests, from mold cavities while platens are parting.
* Presses cycle repeat button to reactivate molding machine, and blows loose beads from mold cavities as platens close, using airhose.
* Examines castings for post-expansion, fusion, shrinkage, and pits to ensure product meets quality standards.
* Rubs wire screen along mold parting line on casting to remove flash. May wrap advertising label around cooler cover and secure label, using masking tape.
* May adjust machine knobs to compensate for variations in product, such as moisture content and bead density.
Industry:Professional careers
A professional who tends automatic steam-hydraulic press that molds plastic compound into phonograph records. Respnsibilities include:
* Places record labels over top and bottom center pins of press, and places preweighed and heated biscuit (plastic compound) into press mold.
* Moves lever to close mold and start press on cycle that molds biscuit under pressure and heat to form phonograph record.
* Removes record at end of cycle, places record onto spindle of edge trimmer, and presses lever to start turntable that rotates record against circular blades to trim flash from record edge.
* Examines record for flaws, such as discoloration and scratches.
* Retains specified record samples for audio testing.
* May tend machine that automatically inserts labels and compound into mold, forms record, punches center hole, and trims flash from record edge.
Industry:Professional careers
A professional who tends machine that compresses moist welding rod coating mix into cylinder-shaped slugs. Respnsibilities include:
* Dumps mix into forming chamber of slug press, using forklift.
* Presses button to close press and activate ram that automatically forms and ejects slug.
* Slips cellophane bag over slug or places it in container to prevent crusting or dehydration.
* Cleans machine, using brush, scraper, and airhose.
Industry:Professional careers
A professional who tends press that compacts deodorant and mothicide crystals into blocks. Respnsibilities include:
* Bolts dies in press, using handtools.
* Pours crystals into lower half of press die.
* Turns handwheel to force upper half of die down and press crystals into block form.
* Lifts lever to eject block from press.
Industry:Professional careers
A professional who tends machine that molds thermoplastic sheets into plastic products. Respnsibilities include:
* Places sheet on top of mold, positions sealing frame around sheet, and fastens frame to rim of mold, using clamps.
* Pushes button to start machine that heats sheet, draws it into mold to form product, and sprays product with cool water or air to harden product.
* Removes product from molds and reloads thermoplastic sheet into machine.
* May trim excessive molding material from products, using knife, scissors, or bandsaw.
Industry:Professional careers
A professional who tends machine that molds thermoplastic sheets into plastic products. Respnsibilities include:
* Places sheet on top of mold, positions sealing frame around sheet, and fastens frame to rim of mold, using clamps.
* Pushes button to start machine that heats sheet, draws it into mold to form product, and sprays product with cool water or air to harden product.
* Removes product from molds and reloads thermoplastic sheet into machine.
* May trim excessive molding material from products, using knife, scissors, or bandsaw.
Industry:Professional careers
A professional who tends blow molding machine that automatically forms plastic toy parts. Respnsibilities include:
* Observes continuous operation of automatic molding machine, adjusts plastic flow, and notifies supervisor of machine malfunctions.
* Removes molded part from conveyor or mold and trims flash from part, using knife, hammer, and file.
* Examines part for defects, such as bubbles, splits, or thin areas, and weighs part on scale to ensure specifications are maintained.
* Stacks molded parts in boxes for subsequent processing.
* Throws flash and rejected parts into regrinder machine to be recycled.
Industry:Professional careers
A professional who tends machine that casts plastic containers. Respnsibilities include:
* Fills tubs with prescribed amounts of colored thermoplastic powder and zinc compound, using scoop and scale.
* Positions tubs containing mixture to facilitate loading of molds.
* Fills molds with specified amount of mixture, closes mold covers, and depresses toggle latches to lock covers in place.
* Presses buttons to start centrifugal-casting machine that automatically heats, spreads, hardens, and shapes mixture into plastic molds to form refuse containers.
* Pulls toggle latches to release mold covers and removes covers.
* Breaks seals that hold plastic containers in molds and removes containers from molds, using handtool.
* Wipes moisture from inside of molds, using cloth rag.
* Trims flashing (excess plastic) from containers, using utility knife.
Industry:Professional careers
A professional who assists cake-press operator in compressing and baking chipped, rolled, or slabbed plastics materials into cake molds for sheeting. Respnsibilities include:
* Positions empty molds on platform scales.
* Spreads plastics chips evenly over mold, using spreader.
* Pushes molds along roller conveyor from baking press to cooling press.
* Pushes cooled molds from press onto roller conveyor.
* Removes platen from mold and pushes it along roller conveyor to storage rack.
* Removes cake from mold and trims flash, using knife.
* Stacks cakes on pallets.
* Pushes empty mold along conveyor to scale.
* Cleans molds and presses, using knife and scraper.
* Performs other duties as described under helper master title.
Industry:Professional careers
A professional who prepares plastics sheets for removal from glass molds (cells), performing any combination of following duties. Respnsibilities include:
* Pulls materials, such as cellophane, rubber tubing, or tape, from cells.
* Unscrews clamps and pries spacing devices from cells.
* Sorts rubber tubing according to size and stacks clamps in bin for reuse.
* Loads cells on conveyor or stacks cells in racks and lowers racks into tank solution, using hoist.
Industry:Professional careers
