Job Description:

• 1) Sets up and operates tuber machine to extrude rubber in specified form: Selects and installs die in machine, using handtools.

• 2) Turns steam valve or lights gas burner to heat machine to desired temperature.

• 3) Starts machine, turns dial for specified extrusion speed, and turns die screws to extrude stock of specified size.

• 4) Feeds rubber stock into machine by hand or conveyor.

• 5) Verifies dimensions of extruded rubber with gauge, calipers, and ruler.

• 6) Turns wheels or pulls levers to synchronize conveyor with extruding speed.

• 7) May be designated according to product extruded as Garden-Hose Tuber-Machine Operator; Inner-Tube Tuber-Machine Operator; Rim-Strip Tuber-Machine Operator; Rubber-Flap Tuber-Machine Operator; Solid-Tire Tuber-Machine Operator; Tread-Tuber-Machine Operator.

• 8) May cover braided fabric hose with rubber and be designated Covering-Machine Operator.