Question: What is extrusion? ( a ) A drawing process in which a workpiece is forced to flow through a die opening, thus taking the crosssectional
What is extrusion?
a A drawing process in which a workpiece is forced to flow through a die opening, thus taking the crosssectional shape of the die opening.
b A compression forming operation in which a workpiece is forced to flow through a die opening, thus taking the crosssectional shape of the die opening.
c A forging process in which a workpiece is forced to flow through a die opening, thus taking the crosssectional shape of the die opening.
d All of them
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