SELECTION GUIDE PARTING PARTING Main Chipformers HF-Type C-Type • For high feed machining only! • First choice for parting of bars, hard materials • Reinforced cutting edge (negative rake) and tough applications • Should be used with short extension tools • A positive rake, single cavity with negative land and shoulders provides extra cutting-edge strength W insert • Medium-to-high feed f≈ 12 [mm/rev] W insert f≈ 18 [mm/rev] High Alloy Austenitic Nonferrous Cast Temp. Steel Stainless Materials Iron Alloys High Alloy Austenitic Nonferrous Cast 3 7 7 7 3 Temp. Steel Stainless Materials Iron Alloys 3 3 3 7 3 (IC20 only) (IC20 only) ~12˚ Recommendations are for neutral inserts. For R/L inserts, reduce feed by 20-40%. 7˚ ~12˚ Recommended Feed Range as a Function of Insert Width Feed mm/rev 7˚ 0.80 0.45 Recommended Feed Range as a Function of Insert Width Feed 0.35 mm/rev 0.80 0.25 0.45 0.15 0.35 0.02 Width 3.0 4.0 5.0 mm 0.25 0.15 0.02 Width 1.6 2.0 3.0 4.0 5.0 6.0 8.0 9.0 12.7 mm MF Type • Parting and Grooving Insert for Soft and Hard Materials, Medium Feed W insert f≈ 21 [mm/rev] High Alloy Austenitic Nonferrous Cast Temp. Steel Stainless Materials Iron Alloys 3 3 3 7 3 12° 520 ISCAR