RECOMMENDED CUTTING CONDITIONS

Work MaterialDC&.5625" &14.0──&.6094" &15.4mm&.6250" &15.5──&.7188" &18.4mm&.7344" &18.5──&.8438" &21.4mm
Hardness ConditionsCutting Speed vc(SFM)Feedfr (IPR)Cutting Speed vc(SFM)Feedfr (IPR)Cutting Speed vc(SFM)Feedfr (IPR)
P Mild Steel230 (195─295).008 (.006─.010)260 (195─330).010 (.008─.012)295 (230─360).010 (.008─.012)
Carbon Steel180─280HB230 (195─295).008 (.006─.010)260 (195─330).010 (.008─.012)260 (195─330).010 (.008─.012)
Alloy Steel280─350HB195 (165─260).006 (.005─.007)230 (165─295).008 (.006─.010)230 (165─295).008 (.006─.010)
M Stainless Steel165 (130─195).006 (.005─.007)165 (130─195).006 (.005─.007)195 (165─230).008 (.006─.009)
K Gray Cast IronTensile Strength230 (165─295).008 (.006─.010)330 (195─395).010 (.008─.012)390 (195─460).010 (.008─.012)
Ductile Cast IronTensile Strength230 (165─295).008 (.006─.010)260 (195─295).010 (.008─.012)260 (195─295).010 (.008─.012)
Work MaterialDC&.8594" &21.5──&.9531" &24.4mm&.9688"─ &24.5─&1.0781" &27.4mm&1.0938" &27.5──&1.1875" &30.4mm
Hardness ConditionsCutting Speed vc(SFM)Feedfr (IPR)Cutting Speed vc(SFM)Feedfr (IPR)Cutting Speed vc(SFM)Feedfr (IPR)
P Mild Steel330 (260─390).012 (.010─.014)360 (260─390).012 (.010─.014)360 (260─390).012 (.010─.014)
Carbon Steel180─280HB295 (230─360).012 (.010─.014)330 (260─390).012 (.010─.014)330 (260─390).012 (.010─.014)
Alloy Steel280─350HB260 (195─330).010 (.008─.012)295 (230─360).010 (.008─.012)295 (230─360).010 (.008─.012)
M Stainless Steel195 (165─230).008 (.006─.009)230 (195─260).010 (.008─.011)230 (195─260).010 (.008─.011)
K Gray Cast IronTensile Strength425 (260─490).014 (.010─.016)460 (295─525).014 (.010─.016)460 (295─525).016 (.012─.018)
Ductile Cast IronTensile Strength295 (195─330).012 (.010─.014)330 (260─360).012 (.010─.014)330 (260─360).012 (.010─.014)

NOTES ON USE

yINSERT INSTALLATION

a Loosen insert screw of holder to install insert. a Mesh the insert serration to holder grooves. a Fasten the insert screw using the provided wrench while holding rake face of the insert lightly with your thumb. (Figure 1) a Check that there is no clearance between the insert bottom and holder flute end. (Figure 2)

Slit

OK NG

M

Clearance

Figure 1 Figure 2

yNOTE ON INSERT REPLACEMENT

a Clean insert guide grooves by blowing air before installing a new insert. a Clean the “slit” underneath the insert on the holder with the provided plate. a Use the provided anti-seize lubricant for lubricating the threads of the insert screw.