Q.

In which type of extrusion, the die moves toward the unextruded billet?

A. forward
B. indirect
C. hydrostatic
D. impact
Answer» B. indirect
Explanation: in indirect extrusion, (also called reverse, inverted, or backward extrusion), the die moves toward the unextruded billet. indirect extrusion has the advantage of having no billet-container friction, since there is no relative motion.
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