Question

What are the values of diameters obtained by using Laser drilling process?

(a) 0.0001 – 0.001 mm

(b) 0.001 – 0.01 mm

(c) 0.005 – 1.25 mm

(d) 1.5 – 10.5 mm

This question was addressed to me during a job interview.

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

Answer 1

Correct option is (c) 0.005 – 1.25 mm

For explanation I would say: Values of diameters obtained by using Laser drilling process range between 0.005 – 1.27 mm.