A professional who performs any combination of following duties, as crewmember, to cast and bake ground cork mixture into slabs. Respnsibilities include:

• Lubricates mold to prevent mixture from adhering to sides, using spray gun or oil-soaked rags.
• Weighs and dumps specified quantity of mixture into mold; or opens overhead storage outlet to fill mold with mixture.
• Lifts and places pressure plate on mold and inserts holding pins to secure plate.
• Moves mold under hydraulic press, using chain hoist.
• Presses button to lower ram that exerts pressure on plate and compresses mixture to prescribed density and hardness.
• Releases ram, pulls holding pins from mold, and pries off pressure plate, using pinchbar.
• Fastens monorail hoist to mold frame and pushes mold into oven.
• Observes gauges and moves controls to maintain predetermined oven temperature.
• Removes mold from oven and cast slab from mold, after specified time.
• May be designated according to specific task performed as mold filler; mold hoister; mold sprayer.