Summary of the quality characteristics of laser chemical machining in comparison with micro milling .
|Laser chemical machining||Micro milling|
|Tool diameter [μm]||25||100, 200|
|Cavity geometry [−]|
|Mean edge radius [μm]||11…18||25…45|
|Mean roughness [μm]||>0.7||>0.12|
|Machining time* [min]||200||5|
|Mean removal rate [mm3/min]||6.75 × 10−5||1.1 × 10−3
2.7 × 10−5 **
|Microstructural impact [−]||Non-significant||Non-significant|
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