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Discussion :: Manufacturing and Production Technology

  1. Larger end cutting edge angle _________ tool life.

    2. A.

     Increases
    B.

     Decreases
    C.

     Does not effect
    D.

     None of these

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    Workspace

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    Answer : Option A

    Explanation :

    At the same feed rate, increasing the side cutting edge angle increases the chip contact length and decreases chip thickness. As a result, the cutting force is dispersed on a longer cutting edge and tool life is prolonged.

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