A professional who sets up and operates machine that coats flat sheet or coiled metal to specified color and finish. Respnsibilities include:

• Mixes alodize solution in tank of machine, according to formula.
• Places container of solution sample under test tube and reads gauge to determine solution concentration.
• Sets up machine rolls and guides, using handtools and micrometer.
• Turns dial and observes gauge to heat solution to specified temperature.
• Operates hoist to place sheets on machine feed carriage or to lift coil onto machine spindle.
• Feeds sheets or end of coil into machine rolls.
• Adjusts controls to maintain machine speed and temperature of solution to obtain specified color and coverage of metal.