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18. November 2025

Fourworx® processes ST52

an unalloyed constructional steel

A customer case study with Fourworx® – four times the machining power

Processing task in 1.2358 53 HRC

Tool	FR05-025-E12-05
d_c(nominal diameter)	25 mm \| 0.984 inch
Arbor	60 610, 50 3 710
Overhang	162,1 mm \| 6.382 inch
Cooling	with air
Indexable insert	FR05-8048-HF-RP

Technical data | metric sizes

V_c (cutting speed)	196 m/min
n (revolutions)	2500 1/min
f_z (feed per tooth)	0,64 mm
V_f(feed rate)	8000 mm/min
a_p (depth of cut)	0,3 mm
a_e (width of cut)	2 mm

Technical data | imperial sizes

SFM (surface feet per minute)	643.045 feet/min
RPM (revolutions)	2500 RPM
IPT (inches per tooth)	0.025 inch
IPM (inches per minute)	315 inch/min
DOC (depth of cut)	0.012 inch
WOC (width of cut)	0.079 inch

Learn more

Fourworx®