A professional who tends machines that heat and mold slurry into pipe and boiler coverings. Respnsibilities include:

• Presses button on control panel of each molding machine to lower mold and activate hopper that automatically heats slurry, fills molds with slurry, and molds slurry into pipe and boiler coverings.
• Presses buttons on panels to raise finished moldings from machine and off bears moldings by hand.
• Discards defective moldings.
• Scrapes excess slurry from molds, using wooden blocks.
• Records type and quantity of moldings processed.