M

Mr. Dubey • 100.64K Points
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Q. Cogging, which is also called as drawing out, is basically?

  • (A) open die forging operation
  • (B) closed die forging operation
  • (C) impression dies forging operation
  • (D) hold die forging operation
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Explanation by: Mr. Dubey
cogging is an open die forging process in which flat or slightly contoured die are employed to compress a work piece, reducing its thickness and increasing its length.

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