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Extrusion: Materials Engineering Quiz

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1. What is the primary function of the extrusion process in materials engineering?

2. In the extrusion process, what effect does increasing the temperature have on metals?

3. Which type of extrusion process is characterized by the extruded part moving in the same direction as the ram?

4. What role does the die play in the extrusion process?

5. Which material property is particularly important to consider when extruding polymers as opposed to metals?

6. What is the common cause of surface defects in extruded products?

7. In hydrostatic extrusion, what media is used to transmit pressure to the workpiece?

8. Why is it important to control the speed of the ram in the extrusion process?

9. What is a potential benefit of using cold extrusion over hot extrusion for metals?

10. Which factor is NOT directly related to determining the extrusion ratio?