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Table 6 Response optimization for surface roughness (Ra)

From: Experimental investigation of surface roughness, flank wear, chip morphology and cost estimation during machining of hardened AISI 4340 steel with coated carbide insert

 

Optimum combination

 

Parameters

Goal

v

f

d

Lower

Target

Upper

Predicted response

Desirability

Ra

Minimum

220

0.087

0.52

0.566

0.566

0.994

0.4473

1

Composite desirability = 1

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