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10. June 2025

Spinworx® roughs 1.7225 (42CrMo4)

in mechanical engineering

Spinworx processes high-temperature alloys

Customer case study of roughing in mechanical engineering with Spinworx®, the highly productive, time-saving milling system.

Spinworx® roughs 1.7225 (42CrMo4)

	Variant 1	Variant 2	Variant 3
Tool	DR20-160-A40-10	DR20-160-A40-10	DR12-052-A22-06
d_c(nominal diameter)	160 mm \| 6.2992 inch	160 mm \| 6.2992 inch	52 mm \| 2.0472 inch
Arbor	50 40 710 Z	SK50	250 22 710
Overhang	113 mm \| 4.4490 inch	113 mm \| 4.4490 inch	302 mm \| 11.8898 inch
Cooling	with air	with cooling lubricant	with cooling lubricant
Indexable insert	DR20-8C4	DR20-8F4	DR12-8F4

Technical data | metric sizes

	Variant 1	Variant 2	Variant 3
V_c (cutting speed)	160 m/min	250 m/min	200 m/min
n (revoltions)	325 U/min	497 U/min	1224 1/min
f_z (feed per tooth)	0,7 mm	0,7 mm	0,8 mm
V_f(feed rate)	2300 mm/min	3482 mm/min	5876 mm/min
a_p (depth of cut)	8 mm	4 mm	1 mm
a_e (width of cut)	120 mm	100 mm	37 mm
service life	3 h	10 h	3 h
end of service life	not achieved	not achieved	achieved
machining volume	2140 cm³/min	1392,61 cm³/min	217,43 cm³/min

Technical data | imperial sizes

	Variant 1	Variant 2	Variant 3
SFM (surface feet per minute)	524.934 feet/min	820.21 feet/min	656.168 feet/min
RPM (revoltions)	325 U/min	497 U/min	1224 1/min
IPT (inches per tooth)	0.0276 inch	0.0276 inch	0.0315 inch
IPM (inches per minute)	90.5512 inch/min	137.0866 inch/min	231.3386 inch/min
DOC (depth of cut)	0.3150 inch	0.1575 inch	0.0394 inch
WOC (width of cut)	4.7244 inch	3.9370 inch	1.4567 inch
service life	3 h	10 h	3 h
end of service life	not achieved	not achieved	achieved
machining volume	130.5908 inch³/min	84.9823 inch³/min	13.2684 inch³/min

Learn more

Spinworx®