Identifying the range of parameters milling AISI 4340

Determining the experimental design (DOE) using the Taguchi L9 method

Executing the milling process

Up milling

Down milling

Surface roughness

Tool life

S/N Ratio (Taguchi) ANOVA variance analysis

Optimization of milling process parameters

Comparison of machinability of AISI 4341

up and down milling