Sets up and operates automatic machine to form bulbs and other
products from molten glass: Installs molds, forming devices, and
orifice plates, following specifications. Positions fomring
mechanisms between forehearth and lehr.
Turns controls to
regulate temperatures and pressures in foreheatrh and forming
molds and flow of coolant on rollers. Verifies temperature of
molten glass in forehearth, using optical pyrometer. Raises
plunger forehearth orifice to start flow of molten glass through
machine units.
Adujsts rollers to control glass thickness, using
handtools and measuring devices. Monitors gauges, such as
temperature, pressure, machine speed, and rate of galss flow. Examines for variations from porcessing standards, using
templates and gauges.
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