QUESTION 2 a) Intermediate shape of a part is very important in forging process. Please illustrate two (2) intermediate shapes in forging process of a connecting rod for an internal combustion engine. (4 marks) b) Please evaluate a condition when backwards extrusion is preferable than direct extrusion in aluminum billet extrusion process? (4 marks)
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In backward extrusion, the billet is placed inside the container and the ram pushes the billet against the die, causing the metal to flow backward and form the desired shape. On the other hand, in direct extrusion, the billet is placed in front of the die and the Show more…
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