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"WARE TESTER"
Job Description and Jobs

Job Description:

  • 1) Collects, inspects, and tests glassware, such as containers and cathode-ray tubes, for conformance to specifications: Collects samples to be tested and measured, and marks samples and logs with identifying information, such as batch number, machine number, and mold number.

  • 2) Visually inspects glassware for defects, such as striations, bubbles, pits, discolorations, incomplete grinding and polishing, and painting flaws, such as chips and smears.

  • 3) Fills containers with water to determine fluid capacity by weighing filled container on scales or pouring contents into graduated cylinder.

  • 4) Verifies size, shape, radius, thickness, weight, eccentricity, and surface flatness, using templates, calipers, micrometers, scales, eccentricity table, surface blocks, wedge blocks, or electronic measuring instruments.

  • 5) Determines annealed quality of glassware by either observing glass through polariscope, measuring wave length of glass color with spectrophotometer, or by examining microsections for annealing striations.

  • 6) Immerses containers in hot or cold water tanks to estimate thermal shock resistance.

  • 7) Determines bursting point of container by either filling container with water and inserting electrically controlled plunger in container to apply pressure, or placing container in pressurized chamber.

  • 8) Cuts glass into wafers and examines glass under microscope to measure micro defects.

  • 9) Records results of tests and deviations from standards and submits to supervisor; notifies supervisor of serious defects, such as failure to withstand thermal shock or defective mold.

  • 10) May set and adjust measuring devices used in laboratory or by SELECTOR.

  • 11) May compile specifications from new product orders for setting quality control standards.

  • 12) May place sample in test tube, immerse test tube in controlled temperature water, and observe settling point of glass to estimate density of glass.

  • 13) May place container in surface abrader to estimate container scratch resistance.

  • 14) May place container in jaws of calibrated vice to determine horizontal bursting point.

  • 15) May test gob of molten glass from furnace and forehearth to ensure glass temperatures are within specifications.

  • 16) May pack sample ware for shipment to customer.

  • 17) May perform dimensional measurements at production work stations and be designated Floor Inspector.

  • 18) May be designated according to article inspected as Bottle Inspector; Television-Tube Inspector.

 

 

 


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End Of Job Description for: "WARE TESTER"
DOT:   579.384-018

Job Number: 11809