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Job Description:

  • 1) Operates water-cooled cupola furnace and related equipment to melt coke, slag, basalt, lime, and silica into molten mineral, and spins molten mineral into mineral wool fibers: Lights fire in furnace to melt charge.

  • 2) Reads gauges and turns valves to regulate water and steam pressure.

  • 3) Observes melting of ingredients in furnace through porthole, and adjusts airblast on flaming coke bed to control intensity of heat and melting process.

  • 4) Activates spinning wheel.

  • 5) Removes taphole plug to allow molten stream to flow into water-cooled furnace trough, over high-pressure steam jet and into spinning wheel, to be spun into mineral wool fibers.

  • 6) Observes color intensity and flow of molten stream to determine suitability for spinning.

  • 7) Adjusts distance of steam ring and spinning wheel from end of trough to control length of spun fibers.

  • 8) Scrapes residue slag from trough and spinning wheel, using bar and scraper.




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End Of Job Description for: "CUPOLA OPERATOR, INSULATION"
DOT:   579.382-014

Job Number: 2573