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Typical roundness error in graphite, resulted due to lateral vibrations is between?(a) 01 – 20 μm(b) 20 – 60 μm(c) 60 – 100 μm(d) 100 – 150 μmI have been asked this question at a job interview.I need to ask this question from USM in portion Mechanical Processes of Advanced Machining

Answer» RIGHT answer is (B) 20 – 60 μm

Best explanation: The roundness is between 20 – 60 μm while MACHINING GRAPHITE by Ultrasonic Machining.


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