
METRIC Z-Carb Ap Series Ae Ae DC • mm Z1MB Vc Metric Hardness Ae x DC Ap x DC (m/min) 3 6 8 10 12 16 20 25 104 RPM 10987 5493 4120 3296 2747 2060 1648 1318 Profile ≤ 0.5 ≤ 1.5 Fz 0.007 0.017 0.030 0.037 0.043 0.059 0.064 0.063 CAST IRONS (83-124) ≤ 260 Bhn Feed (mm/min) 316 369 492 492 475 485 422 330 (HIGH ALLOY) K or Gray, Malleable, 82 RPM 8725 4362 3272 2617 2181 1636 1309 1047 ≤ 26 HRc Ductile Slot 1 ≤1 Fz 0.007 0.017 0.030 0.037 0.043 0.059 0.064 0.063 (66-99) Feed (mm/min) 251 293 391 391 377 385 335 262 24 RPM 2585 1293 969 776 646 485 388 310 Profile ≤ 0.5 ≤ 1.5 Fz 0.005 0.010 0.017 0.021 0.024 0.033 0.037 0.038 SUPER ALLOYS (20-29) (NICKEL, COBALT, ≤ 300 Bhn Feed (mm/min) 55 50 66 53 62 65 58 47 IRON BASE) or Inconel 601, 617, 625, ≤ 32 HRc 20 RPM 2100 1050 788 630 525 394 315 252 Incoloy, Monel 400 Slot 1 ≤1 Fz 0.005 0.010 0.017 0.021 0.024 0.033 0.037 0.038 (16-24) Feed (mm/min) 40 40 54 54 50 52 47 38 19 RPM 2003 1002 751 601 501 376 301 240 Profile SUPER ALLOYS ≤ 0.5 ≤ 1.5 Fz 0.002 0.007 0.011 0.013 0.017 0.020 0.024 0.025 (NICKEL, COBALT, (15-23) ≤ 400 Bhn Feed (mm/min) 19 29 32 32 34 31 29 24 IRON BASE) or Inconel 718, X-750, 15 RPM 1583 792 594 475 396 297 238 190 ≤ 43 HRc Incoloy, Waspaloy, Slot Hastelloy, Rene 1 ≤1 Fz 0.002 0.007 0.011 0.013 0.017 0.020 0.024 0.025 (12-18) Feed (mm/min) 15 23 25 25 27 24 23 19 S 66 RPM 6947 3474 2605 2084 1737 1303 1042 834 Profile ≤ 0.5 ≤ 1.5 Fz 0.005 0.012 0.021 0.027 0.031 0.041 0.045 0.045 TITANIUM ALLOYS (52-79) Pure Titanium, ≤ 350 Bhn Feed (mm/min) 133 167 222 222 217 213 189 150 Ti6Al4V, or Ti6Al2Sn4Zr2Mo, ≤ 38 HRc 52 RPM 5493 2747 2060 1648 1373 1030 824 659 Ti4Al4Mo2Sn0.5Si Slot 1 ≤1 Fz 0.005 0.012 0.021 0.027 0.031 0.041 0.045 0.045 (41-62) Feed (mm/min) 105 132 176 176 171 169 149 119 23 RPM 2424 1212 909 727 606 454 364 291 TITANIUM ALLOYS Profile (DIFFICULT) ≤ 0.5 ≤ 1.5 Fz 0.005 0.012 0.021 0.027 0.031 0.041 0.045 0.045 Ti10Al2Fe3Al, (18-27) ≤ 440 Bhn Feed (mm/min) 47 58 78 78 76 74 66 52 Ti5Al5V5Mo3Cr, or Ti7Al4Mo, 18 RPM 1939 969 727 582 485 364 291 233 ≤ 47 HRc Ti3Al8V6Cr4Zr4Mo, Slot Ti6Al6V6Sn, 1 ≤1 Fz 0.005 0.012 0.021 0.027 0.031 0.041 0.045 0.045 Ti15V3 Cr3Sn3Al (15-22) Feed (mm/min) 37 47 62 62 60 60 53 42 56 RPM 5978 2989 2242 1793 1495 1121 897 717 Profile ≤ 0.5 ≤ 1.5 Fz 0.005 0.012 0.021 0.027 0.031 0.041 0.045 0.045 (45-68) TOOL STEELS ≤ 375 Bhn Feed (mm/min) 115 143 191 191 186 184 163 129 H A2, D2, H13, L2, M2, or P20, S7, T15, W2 ≤ 40 HRc 44 RPM 4686 2343 1757 1406 1171 879 703 562 Slot 1 ≤1 Fz 0.005 0.012 0.021 0.027 0.031 0.041 0.045 0.045 (35-53) Feed (mm/min) 90 112 150 150 146 144 127 101 Bhn (Brinell) HRc (Rockwell C) rpm = (Vc x 1000) / (DC x 3.14) mm/min = Fz x 4 x rpm reduce speed and feed for materials harder than listed reduce feed and Ae when finish milling (.02 x DC maximum) feed rates listed have chip thinning adjustments included where applicable refer to the SGS Tool Wizard® for complete technical information (www.kyocera-sgstool.com) 56 END MILLS END MILLS www.kyocera-sgstool.com