A professional who assists pig-machine operator to cast pig iron. Respnsibilities include:

• Observes pouring operations and signals pig-machine operator to stop flow of metal from ladle when molds overflow or mechanical malfunction occurs.
• Knocks pieces of iron and slag from ladle lips, pouring spout, or iron runners, using pole.
• Cleans slag and iron from pouring equipment and pig machine, using bars and sledges.
• Performs other duties as described under helper master title.