Manufacturing and Production Technology - Mechanical Engineering Questions and Answers

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For machining a mild steel workpiece by a high speed steel tool, the average cutting speed is

5 m/min

10 m/min

15 m/min

30 m/min

Answer : Option D

Explanation :

For machining a cast iron workpiece by a high speed steel tool, the average cutting speed is 22 m/min and for a mild steel is 30 m/min

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