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The width of cutting edge of a parting off tool varies from

A. 3 to 12 mm

B. 5 to 20 mm

C. 8 to 30 mm

D. 15 to 40 mm

Answer: Option A

Solution (By Examveda Team)

The width of the cutting edge of a parting-off tool depends on the type of material being cut and the rigidity required for the operation.

A typical range for parting-off tools used in lathe operations falls between 5 mm to 20 mm, which provides a balance between strength and precision.

Narrower tools (closer to 5 mm) are used for smaller workpieces and precision cuts, while wider tools (up to 20 mm) are preferred for heavier and tougher materials to reduce deflection and ensure stability.

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Comments (1)

  1. Prath _eesh
    Prath _eesh:
    7 months ago

    Maximum possible Clearance=max.Hole size - Min.Shaft size
    Max.hole size = 25.02
    Min.Shaft size = 24.99
    Max.clearance=25.02 - 24.99 = 0.03mm
    In micron 30

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