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What is the maximum value of drilling depth in trepanning method of laser drilling process?

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in Advanced Machining by (962k points)
What is the maximum value of drilling depth in trepanning method of laser drilling process?

(a) 1.7 mm

(b) 4.3 mm

(c) 6.4 mm

(d) 7.9 mm

The question was posed to me at a job interview.

My question comes from LBM-Applications topic in section Thermal Processes of Advanced Machining

1 Answer

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Best answer
Right option is (c) 6.4 mm

The best explanation: The depth increases when we use a trepanning method for laser drilling process and that is about 6.40 mm.

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