A professional who tends machine that sprays thermoplastic resins onto conveyor belt to form plastic foam. Respnsibilities include:

• Pours catalysts and resins into machine hoppers and starts belt conveyor and resin pumps.
• Turns valves to start spray and synchronize spray with conveyor speed.
• Cuts solidified foam block to specified length, using handsaw.
• May cut foam block to specified thickness, using horizontal bandsaw.