A professional who sets up and operates machine to form convolute tubes used for fiber cans or containers. Responsibilities include:

• Installs and adjusts winding mandrel, gluing and labeling attachments, and slitting and cutting knives, using handtools.
• Places roll of paper on machine feedrack and threads paper through gluing, coating, and slitting rollers.
• Fills glue and paraffin reservoirs, and loads stacks of labels in labeling device or adjusts feeding mechanism.
• Sets paper feeding timer for specified number of turns.
• Starts machine and turns wheels and dials to regulate tension on pressure rolls, speed of gluing and coating rollers, temperature of paraffin reservoir, and machine feed speed.
• Examines cut-labeled tubes for defects, such as misplaced or wrinkled labels, uneven or excessive glue and paraffin distribution, and uneven winding of paper strips.
• May cut labels to specified dimensions, using hand or powered paper cutter.
• May attach threading or forming fixture to machine that thread end of tube or shape it into box form.