Tends machine that molds thermoplastic sheets into plastic products...
Tends machine that molds thermoplastic sheets into plastic products: Places sheet on top of mold, positions sealing frame around sheet, and fastens frame to rim of mold, using clamps. Pushes button to start machine that heats sheet, draws it into mold to form product, and sprays product with cool water or air to harden product. Removes product from molds and reloads thermoplastic sheet into machine. May trim excessive molding material from products, using knife, scissors, or bandsaw.