TurningMillingDrillingTechnicalInformationIndex Machining group Indexable milling Recommended cutting data A Indexable milling – group 6 (FMD03, FME04, FMP03, HMP01) Starting values for cutting speed vc [m/min] HC (CVD) Material group Composition / structure / heat treatment HB YBC302 YBC401 YBD152 YBD252 ae / D ae / D ae / D ae / D 1/1 | 3/4 1/5 1/1 | 3/4 1/5 1/1 | 3/4 1/5 1/1 | 3/4 1/5 approx. 0,15 % C annealed 125 1 200 230 170 200 approx. 0,45 % C annealed 190 2 170 200 145 170 Unalloyed steel approx. 0,45 % C tempered 250 3 160 185 140 160 approx. 0,75 % C annealed 270 4 140 165 120 140 approx. 0,75 % C tempered 300 5 130 150 115 130 P annealed 180 6 170 200 145 170 B Low-alloyed steel tempered 275 7 140 165 120 140tempered3008130150115130 tempered 350 9 110 130 95 110 High-alloyed steel and high-alloyed annealed 200 10 100 115 85 100 tool steel hardened and tempered 325 11 70 85 60 70 ferritic/martensitic annealed 200 12 M Stainless steel martensitic tempered 240 13 austenitic quench hardened 180 14 austenitic-ferritic 230 15 perlitic/ferritic 180 16 255 295 220 255 Grey cast iron perlitic (martensitic) 260 17 150 175 130 150 K Cast iron with spheroidal graphite ferritic 160 18 175 205 150 175 perlitic 250 19 115 135 100 115 C Malleable cast iron ferritic 130 20 210 245 180 210 perlitic 230 21 140 165 120 140 cannot be hardened 60 22 Aluminium wrought alloys hardenable hardened 100 23 ≤ 12 % Si, cannot be hardened 75 24 N Cast aluminium alloys ≤ 12 % Si, hardenable hardened 90 25 > 12 % Si, cannot be hardened 130 26 machining steel, PB> 1% 110 27 Copper and copper alloys(bronze/brass)CuZn, CuSnZn 90 28 CuSn, Pb-free copper, electrolytic copper 100 29 annealed 200 30 Fe-based alloys hardened 280 31 D Heat-resistant alloysS Ni or Co bass annealedhardened 250 3235033 cast 320 34 pure titanium Rm 400 35 Titanium alloys α and β alloys hardened Rm 1050 36 Hardened steel hardened and tempered 55 HRC 37 H hardened and tempered 60 HRC 38 Hard cast iron cast 400 39 Hardened cast iron hardened and tempered 55 HRC 40 Thermoplasts 41 Thermosetting plastics 42 X Non-metallic materials Plastic, glass-fibre reinforced GFRP 43 Plastic, carbon fibre reinforced CFRP 44 E Graphite 45 Wood 46 Note: The given cutting values are guide values, which were determined under ideal conditions. The values have to be adapted in individual cases. Feed rate recommendations on page B248. For examples of material for cutting tool groups view page D22. B 242