USER GUIDE MATERIALS AND GRADES ISCAR Milling Grades Chart Grade ISO Grade Description Coating Layers Coating Color* P25-P40 M30-M40 A tough substrate with PVD coating, suitable for a wide range of applications on steel and stainless steel at low to medium speeds IC328 and medium to high feeds. The grade is recommended for S20-S30 interrupted cuts and machining under unstable conditions. TiCN Base P25-P40 M30-M40 A tough PVD coated grade with SUMOTEC surface treatment. IC330 Used for milling a wide range of workpiece materials, at low to medium cutting speeds and for unstable machining conditions. S20-S30 TiCN Base A tough submicron grain size substrate with SUMOTEC PVD coated grade. Used for machining Titanium and heat resistant IC380 alloys at medium to high cutting speeds. Excellent resistance to S15-S20 built-up edge, mechanical and thermal shock resistance. TiCN H15-H25 Base P10-P20 M10-M20 A hard submicron grain size substrate with PVD coated. Long tool K10-K25 TiSiN IC608 life and high deformation, oxidation, chipping and wear resistance TiAlSiN on a wide range of materials. AlTiN H15-H25 Base P15-P30 PVD Coated M20-M30 A tough hard, submicron grain size substrate with excellent K20-K30 chipping resistance, combined with a SUMOTEC PVD coating. IC808 Provides high wear resistance. TiN S10-S25 Recommended for a very wide range of materials. TiAIN H20-H30 Base P15-P30 K15-K35 A SUMOTEC PVD coated grade. Optimal choice for milling IC810 nodular cast iron at medium to high cutting speeds. TiN AiTCrN Base P20-P40 A tough substrate with PVD coating and a special SUMOTEC M25-M35 surface treatment. Suitable for machining steel and stainless steel at low to medium cutting speeds and moderate to high IC830 feeds. The grade features high toughness and recommended for TiN S15-S30 interrupted cuts and machining under unstable conditions. May TiAlN be used on high temperature alloys at low cutting speeds. Base M20-M35 A PVD coated tough grade followed by a special surface treatment. Suitable for milling austenitic stainless steel and high TiSiN IC840 temperature alloys. Recommended for interrupted cuts and TiAlSiN S15-S25 heavy operations. AlTiN Base P25-P45 A PVD coated tough grade followed by a special SUMOTEC IC845 surface treatment. Designed for milling alloyed steel, especially TiN when used for interrupted cuts and heavy operations. AlTiN Base * For coated grades 722 ISCAR