A complex device composed of a heated jacket, a set of screws or screw, a heated die, large motor, gear box and a pelletizer.

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An extruder is a complex device used to melt and shape plastic materials. It consists of a heated jacket, a set of screws or screw, a heated die, large motor, gear box and a pelletizer. The extruder melts the plastic material and forces it through the die, which shapes the material into the desired form.

A Complex Device Composed of a Heated Jacket, a Set