Recommended First Choice Recommended Running Conditions
Machining Parameters
Finishing .002 ~ .010 IPR .005” ~ .060” D.O.C.
Gen. Purpose .008 ~ .016 IPR .040” ~ .150” D.O.C.
Roughing .010 ~ .020 IPR .120~.250” D.O.C.
Hardness Grade
Material
CUTTING SPEED SFM
BN500* BN700* BNS800*
600~2000 1900~3100 1900~3100
– – –
– – –
N
SN2000K 1000~3500 SN2100K 1000~3500
800~3500 800~3500 400~1100 600~1500 600~1800 500~1500 500~1200 450~1100 300~1200 600~1000
600~2500 600~2500
T1500Z AC405K
500~1350 600~1600
–
GRAY CAST IRON cont.
600~1400 600~1600 500~1200 450~1000 400~1000 400~1000 500~900 100~250
>220
AC4010K 600~2000 AC4015K 600~1800
AC415K AC420K AC700G AC820P
550~1600 500~1500
– –
G10E
200~300
150~300
BN500* T1500Z
300~1000 350~1000
–
– –
400~950
SN2000K 600~1700 SN2100K 600~1700
600~1500 600~1500 600~1500 600~1800 500~1500 500~1200 500~1100 500~1100 600~950 400~750
500~1100 500~1100 600~1400 600~1600 500~1200 400~1000 400~1000 400~1000 600~900 350~600
AC405K
600~1700
AC4010K 600~2000 AC4015K 600~1800
<220
AC415K AC420K AC700G AC820P AC510U BN500* T1500Z
500~1500 500~1400
– –
500~800 300~900 330~900
DUCTILE IRON
–
– –
330~850
NODULAR IRON
SN2000K 500~1700 SN2100K 500~1700
500~1500 500~1500 500~1500 600~1400 300~1300 400~1100 400~1000 400~900 500~900 300~700
400~1000 400~1000 500~1100 600~1200 300~1100 300~1000 300~900 300~800 450~850 300~600
AC405K
500~1700
AC4010K 600~1600 AC4015K 300~1500
>220
AC415K AC420K AC700G AC820P AC510U
400~1300 400~1100
– –
500~800
Chipbreaker Preference
ENZ/FLAT TOP EGZ/FLAT TOP EGZ/ FLAT TOP
* mark: To be replaced by a new product, made to order or discontinued (please confirm stock availability)
N51
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