ISOTURN INSERTS CBNPCDCERAMICS USER GUIDE Advanced Cutting Materials Grade ISO Grade Description Coating Layers Coating Color* Uncoated K01-K10 A PCBN grade, suitable for finish turning and IB50 grooving operations on hardened steels 45-65 HRC and nodular cast iron in continuous cutting. H01-H10 Base K05-K15 A PCBN grade, suitable for finishing operations on IB55 hardened steels 45-65 HRC and nodular cast iron under continuous conditions and light interrupted cuts. H10-H25 Base K01-K15 A PCBN grade, suitable for high speed machining of IB85 cast iron, cemented tungsten carbide, heavy alloysand sintered metals. Excellent for interrupted cutting of S05-S10 hardened steels. H05-H10 Base A PCBN grade, suitable for high speed machining of IB90 K05-K15 cast iron, cemented tungsten carbide, heavy alloysand sintered metals. Excellent for interrupted cutting of S01-S10 hardened steels. H05-H10 Base A PCD brazed tip, suitable for machining aluminum alloys (Si < 12%) and other non-ferrous materials. ID5 Features very high wear resistance with high toughness. N01-N10 Suitable for finishing operations and can be used for semi roughning operations and interrupted cut. Base K05-K10 Black ceramic (Al2O3 + TiCN), suitable for semi-roughing IN22 and finishing operations at relatively high cutting speeds of hardened steels and chilled cast iron. H05-H25 Base K05-K15 Black ceramic (Al2O3 + TiCN), suitable for moderate IN23 machining conditions and finishing operations of nodular and gray cast iron. H10-H30 Base IN110 K01-K10 White ceramic. Features high toughness and wearresistance. Used for high speed turning of cast iron. S01-S10 Base Black ceramic (Al2O3 + TiCN) with PVD coating IN420 K05-K10 suitable for semi-roughing and finishing operations atrelatively high cutting speeds ofhardened steels and chilled cast iron. TiN H05-H25 Base * For coated grades 252 ISCAR