A professional who sets up and adjusts battery of automatic machines that compress powdered plastics into tablets used in molding plastic buttons. Respnsibilities include:

• Installs specified dies and punches onto machine holder plate according to tablet size specifications, using wrench.
• Adjusts stroke of punch according to tablet density specifications.
• Starts battery of automatic machines that compress powdered plastics into tablets.
• Breaks sample tablets between fingers to test hardness.
• Weighs sample lot of tablets to verify density.
• Adjusts machine controls to eliminate tablet defects.