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Extruding and Forming Machine Setters, Operators, and Tenders, Synthetic and Glass Fibers - 51-6091.00

O*NET-SOC Description

Set up, operate, or tend machines that extrude and form continuous filaments from synthetic materials, such as liquid polymer, rayon, and fiberglass.

Sample of Reported Job Titles

  • Extruder
  • Extruder Operator
  • Extrusion Line Operator
  • Extrusion Operator
  • Granulator
  • Hot End Operator
  • Pelletizer Operator
  • Pot Tipper
  • Spindraw Operator
  • Stretch Operator

SOC Occupation Groups

51-0000 Production Occupations
51-6000 Textile, Apparel, and Furnishings Workers
51-6090 Miscellaneous Textile, Apparel, and Furnishings Workers
51-6091.00 Extruding and Forming Machine Setters, Operators, and Tenders, Synthetic and Glass Fibers

Related Occupations


  • Clean and maintain extruding and forming machines, using hand tools.
  • Load materials into extruding and forming machines, using hand tools, and adjust feed mechanisms to set feed rates.
  • Lower pans inside cabinets to catch molten filaments until flow of polymer through packs has stopped.
  • Move controls to activate and adjust extruding and forming machines.
  • Notify other workers of defects, and direct them to adjust extruding and forming machines.
  • Observe flow of finish across finish rollers, and turn valves to adjust flow to specifications.
  • Observe machine operations, control boards, and gauges to detect malfunctions such as clogged bushings and defective binder applicators.
  • Open cabinet doors to cut multifilament threadlines away from guides, using scissors.
  • Pass sliver strands through openings in floors to workers on floors below who wind slivers onto tubes.
  • Press buttons to stop machines when processes are complete or when malfunctions are detected.
  • Press metering-pump buttons and turn valves to stop flow of polymers.
  • Pull extruded fiberglass filaments over sleeves where binding solution is applied, and into grooves of graphite shoes that bind filaments into single strands of sliver.
  • Record details of machine malfunctions.
  • Record operational data on tags, and attach tags to machines.
  • Remove excess, entangled, or completed filaments from machines, using hand tools.
  • Remove polymer deposits from spinnerettes and equipment, using silicone spray, brass chisels, and bronze-wool pads.
  • Set up, operate, or tend machines that extrude and form filaments from synthetic materials such as rayon, fiberglass, or liquid polymers.
  • Start metering pumps and observe operation of machines and equipment to ensure continuous flow of filaments extruded through spinnerettes and to detect processing defects.
  • Turn petcocks to adjust the flow of binding fluid to sleeves.
  • Turn rheostats to obtain specified temperatures in electric furnaces where glass is melted.
  • Wipe finish rollers with cloths and wash finish trays with water when necessary.

Detailed Work Activities

  • Adjust equipment controls to regulate flow of production materials or products.
  • Adjust equipment controls to regulate flow of water, cleaning solutions, or other liquids.
  • Adjust temperature controls of ovens or other heating equipment.
  • Clean production equipment.
  • Cut industrial materials in preparation for fabrication or processing.
  • Load materials into production equipment.
  • Maintain production or processing equipment.
  • Mark products, workpieces, or equipment with identifying information.
  • Monitor equipment operation to ensure proper functioning.
  • Move products, materials, or equipment between work areas.
  • Notify others of equipment repair or maintenance needs.
  • Operate metal or plastic forming equipment.
  • Operate pumping systems or equipment.
  • Position containers to receive materials or workpieces.
  • Record operational or production data.
  • Remove products or workpieces from production equipment.
  • Signal others to coordinate work activities.
  • Watch operating equipment to detect malfunctions.

Military Crosswalk Titles

  • Allied Trades Specialist (Army - Enlisted)
  • Damage Controlman (Coast Guard - Enlisted)
  • Hull Maintenance Technician (Navy - Enlisted)
  • Machinery Repairman (Navy - Enlisted)
  • Machinist (Marine Corps - Enlisted)
  • Marine Safety Specialist Engineer (Coast Guard - Warrant Officer only)
  • Material Maintenance Specialty (Coast Guard - Warrant Officer only)

Apprenticeship Crosswalk Titles

No information available.

DOT Crosswalk Titles

  • Fiber-Machine Tender
  • Processor
  • Second-Floor Operator
  • Spinner
  • Synthetic-Filament Extruder
  • Synthetic-Staple Extruder
  • Test-Skein Winder