GradeInsertExt. ToolholderInt. ToolholderThreadingGroovingMiniature toolMilling cutterEndmillDrilling toolTooling SystemUser's GuideIndex S TA N D A R D CUTTING CONDITIONSForMJ,ML A ISO Workpiece material Hardness Priority Grade Chip-breaker Cutting Feed perspeedtoothVc (m/min)fz (mm/t) Low carbon steelS15C, SS400, etc.C15, C20, etc.- 200 HBFirst choice AH3135- 200 HBLow cuttingforceAH3135MJML100 - 3000.2 - 0.6100 - 3000.2 - 0.6B Carbon steel, Alloy steel - 300 HB First choice AH3135 MJ 100 - 250 0.2 - 0.6 S55C, SCM440, etc.C55, 42CrMoS4, etc. - 300 HB Low cuttingforce AH3135 ML 100 - 250 0.2 - 0.6 Prehardened steelNAK80, PX5, etc.Austenitic Stainless steel30 - 40 HRCFirst choiceAH313530 - 40 HRCLow cuttingforceAH3135- 200 HBFirst choiceAH3135MJMLMJ100 - 2000.15 - 0.4100 - 2000.15 - 0.4100 - 2000.2 - 0.6C SUS304, SUS304, etc.X5CrNi18-9, X5CrNiMo17-12-2, etc.- 200 HBLow cuttingforceAH3135 ML 100 - 200 0.2 - 0.6 Martensitic Stainless steelSUS410, SUS420J1, etc.X12Cr13, X20Cr13, etc.Grey cast iron- 200 HBFirst choiceAH3135- 200 HBFractureresistanceAH3135150 - 250 HBFirst choiceAH120MLMJMJ100 - 3000.2 - 0.6100 - 3000.2 - 0.6100 - 3000.2 - 0.6D FC250, FC300, etc.250, 300, etc. 150 - 250 HB Low cuttingforce AH120 ML 100 - 300 0.2 - 0.6 Ductile cast iron 150 - 250 HB First choice AH120 MJ 80 - 250 0.2 - 0.6 FCD400, etc.400-15, 600-3, etc.Titanium alloy150 - 250 HBLow cuttingforceAH120-First choiceAH3135MLML80 - 250 0.2 - 0.630 - 600.15 - 0.6 E Ti-6AI-4V, etc. - FractureresistanceAH3135 MJ 30 - 60 0.15 - 0.6 Superalloys - First choice AH120Inconel718, etc.-FractureresistanceAH120SKD61, etc.40 - 50 HRCFirst choiceAH3135MLMJMJ20 - 500.05 - 0.320 - 500.05 - 0.350 - 1500.1 - 0.3F Hardened steel X40CrMoV5-1, etc. 40 - 50 HRC Wearresistance AH120 MJ 50 - 150 0.1 - 0.3 SKD11, etc.X153CrMoV12, etc.50 - 60 HRCFirst choiceAH120 MJ 50 - 70 0.05 - 0.15 G H I J K L M Tungaloy H039