A professional who sets up and operates metal spraying machine to bond protective or decorative coatings to metal objects. Respnsibilities include:

• Positions workpieces into holding fixtures of conveyor.
• Attaches nozzle onto spray gun and positions gun at specified distance from workpiece.
• Connects hoses from gun to air compressor and fuel tanks.
• Threads end from roll of specified wire through gun.
• Turns knobs and levers to synchronize speed of wire feed, air pressure, and specified flow of oxygen and fuel.
• Turns knobs and installs gears to set conveyor speed and holding device.
• Ignites gun to melt emerging wire at nozzle and presses button or turns handle to release compressed air which atomizes and sprays molten metal onto surface of workpiece.
• Inspects workpieces for coating defects and removes finished pieces from conveyor.
• May install gears to accommodate larger workpieces.
• May operate sandblasting equipment to roughen and clean surface of workpieces.
• May preheat workpieces in oven.
• May be designated according to type of equipment used as Metal-Spraying-Machine Operator, Crucible Gun.