What does a Glas Blower, Molder, Bender, and Finisher do?

Shape molten glass according to patterns.

Jobs Roles

  • 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.
  • Heat glass to pliable stage, using gas flames or ovens and rotating glass to heat it uniformly.
  • 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.
  • 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.
  • Develop sketches of glass products into blueprint specifications, applying knowledge of glass technology and glass blowing.
  • Determine types and quantities of glass required to fabricate products.
  • Place rubber hoses on ends of tubing and charge tubing with gas.
  • Superimpose bent tubing on asbestos patterns to ensure accuracy.
  • Place electrodes in tube ends and heat them with glass burners to fuse them into place.
  • Strike necks of finished articles to separate articles from blowpipes.
  • Spray or swab molds with oil solutions to prevent adhesion of glass.
  • Cut lengths of tubing to specified sizes, using files or cutting wheels.
  • Place glass into dies or molds of presses and control presses to form products, such as glassware components or optical blanks.
  • Design and create glass objects, using blowpipes and artisans' hand tools and equipment.
  • Repair broken scrolls by replacing them with new sections of tubing.
  • Operate and maintain finishing machines to grind, drill, sand, bevel, decorate, wash, or polish glass or glass products.
  • Operate electric kilns that heat and mold glass sheets to the shape and curve of metal jigs.
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