A professional who operates roll-coating machine and auxiliary equipment to coat coils of sheet metal, flat metal blanks, or fabricated metal parts with paint, vinyl plastic, or adhesive film. Respnsibilities include:

• Positions coiled metal strip on mandrel of feed reel or places metal blanks onto feed carriage of machine.
• Feeds coils of sheet metal into take-up rolls of stitching machine.
• Starts stitching machine that staples strips together to form endless metal strip.
• Turns control dials of machines to regulate speed of metal strip, temperature of drying ovens, and flow of chemicals that maintain specified viscosity of solutions in cleaning tanks.
• Mixes paint or coating solution to specified viscosity and starts equipment to pump mixture into machine reservoir.
• Turns setscrews to adjust distance between coating rollers that control thickness of coating.
• Measures thickness of coating to test viscosity, using wet film gauge.
• Starts pump that fills printing machine reservoir.
• Adjusts printing cylinder that prints designs on painted metal strip and hydraulic pressure valve of laminating machine that applies plastic vinyl or adhesives to heated metal strip.
• Turns valve to control spray of water in quenching process that tempers paint, adhesives, or plastic vinyl.
• Presses pedal of shear machine to cut metal strips.
• Pushes reel lever to rewind coated metal strip into coil.
• Examines coated metal workpieces for defects, such as air bubbles or uncoated surfaces.