FRACTIONAL 2 Flute: Square, Ball Ap Diameter (D1) M2, M2B Ae Ae (inch) 1.5xD Vc Fractional Hardness Ae x D1 Ap x D1 (SFM) 0.005 0.015 0.031 0.062 0.093 0.120 60 RPM 45840 14692 7346 3667 2443 1910 Profile SUPER ALLOYS ≤ .30 ≤ .50 ≤1 Fz 0.000012 0.00004 0.00008 0.00015 0.00023 0.00029 (48-72) (NICKEL, COBALT, ≤ 300 Bhn Feed (ipm) 1.11 1.11 1.11 1.11 1.11 1.11 IRON BASE) or Inconel 601, 617, 625, ≤ 32 HRc 45 RPM 34380 11019 5510 2750 1833 1433 Slot Incoloy, Monel 400 1 ≤ .20 ≤ .50 Fz 0.000012 0.00004 0.00008 0.00015 0.00023 0.00029 (36-54) Feed (ipm) 0.83 0.83 0.83 0.83 0.83 0.83 45 RPM 34380 11019 5510 2750 1833 1433 Profile SUPER ALLOYS ≤ .30 ≤ .50 ≤1 Fz 0.000008 0.00003 0.00005 0.00010 0.00015 0.00019 (NICKEL, COBALT, (36-54) ≤ 400 Bhn Feed (ipm) 0.55 0.55 0.55 0.55 0.55 0.55 IRON BASE) or Inconel 718, X-750, 35 RPM 26740 8571 4285 2139 1425 1114 ≤ 43 HRc Slot Incoloy, Waspaloy, Hastelloy, Rene 1 ≤ .20 ≤ .50 Fz 0.000008 0.00003 0.00005 0.00010 0.00015 0.00019 (28-42) Feed (ipm) 0.43 0.43 0.43 0.43 0.43 0.43 S 160 RPM 122240 39179 19590 9779 6516 5093 Profile ≤ .30 ≤ .50 ≤1 Fz 0.000014 0.00004 0.00008 0.00017 0.00025 0.00033 TITANIUM ALLOYS (128-192) ≤ 350 Bhn Feed (ipm) 3.32 3.32 3.32 3.32 3.32 3.32 Pure Titanium, Ti6Al4V, or Ti6Al2Sn4Zr2Mo, 130 RPM 99320 31833 15917 7946 5294 4138 ≤ 38 HRc Slot Ti4Al4Mo2Sn0.5Si 1 ≤ .20 ≤ .50 Fz 0.000014 0.00004 0.00008 0.00017 0.00025 0.00033 (104-156) Feed (ipm) 2.70 2.70 2.70 2.70 2.70 2.70 60 RPM 45840 14692 7346 3667 2443 1910 TITANIUM ALLOYS Profile (DIFFICULT) ≤ .30 ≤ .50 ≤1 Fz 0.000010 0.00003 0.00006 0.00012 0.00018 0.00023 Ti10Al2Fe3Al, (48-72) ≤ 440 Bhn Feed (ipm) 0.88 0.88 0.88 0.88 0.88 0.88 Ti5Al5V5Mo3Cr, or Ti7Al4Mo, 45 RPM 34380 11019 5510 2750 1833 1433 ≤ 47 HRc Slot Ti3Al8V6Cr4Zr4Mo, Ti6Al6V6Sn, 1 ≤ .20 ≤ .50 Fz 0.000010 0.00003 0.00006 0.00012 0.00018 0.00023 Ti15V3 Cr3Sn3Al (36-54) Feed (ipm) 0.66 0.66 0.66 0.66 0.66 0.66 1000 RPM 764000 244872 122436 61120 40725 31833 Profile ≤ .30 ≤ .50 ≤1 Fz 0.000064 0.00020 0.00040 0.00080 0.00120 0.00153 (800-1200) ALUMINUM ALLOYS ≤ 150 Bhn Feed (ipm) 97.50 97.50 97.50 97.50 97.50 97.50 2017, 2024, 356, 6061, or 7075 ≤ 7 HRc 800 RPM 611200 195897 97949 48896 32580 25467 Slot 1 ≤ .20 ≤ .50 Fz 0.000064 0.00020 0.00040 0.00080 0.00120 0.00153 (640-960) Feed (ipm) 78.00 78.00 78.00 78.00 78.00 78.00 515 RPM 393460 126109 63054 31477 20973 16394 Profile ≤ .30 ≤ .50 ≤1 Fz 0.000048 0.00015 0.00030 0.00060 0.00090 0.00115 (412-618) COPPER ALLOYS ≤ 140 Bhn Feed (ipm) 37.68 37.68 37.68 37.68 37.68 37.68 N Alum Bronze, C110, or Muntz Brass ≤ 3 HRc 410 RPM 313240 100397 50199 25059 16697 13052 Slot 1 ≤ .20 ≤ .50 Fz 0.000048 0.00015 0.00030 0.00060 0.00090 0.00115 (328-492) Feed (ipm) 30.00 30.00 30.00 30.00 30.00 30.00 1000 RPM 764000 244872 122436 61120 40725 31833 Profile ≤ .30 ≤ .50 ≤1 Fz 0.000064 0.00020 0.00040 0.00080 0.00120 0.00153 (800-1200) PLASTICS Feed (ipm) 97.50 97.50 97.50 97.50 97.50 97.50 Polycarbonate, PVC, Polypropylene 800 RPM 611200 195897 97949 48896 32580 25467 Slot 1 ≤ .20 ≤ .50 Fz 0.000064 0.00020 0.00040 0.00080 0.00120 0.00153 (640-960) Feed (ipm) 78.00 78.00 78.00 78.00 78.00 78.00 Note: t Bhn (Brinell) HRc (Rockwell C) t when recommended speed exceeds your capability, use maximum available and recalculate ipm t rpm = Vc x 3.82 / D1 t ipm = Fz x 2 x rpm t helical ramp at 2 degrees or less, using slotting speed and feed rates (plunging is not recommended) t reduce speed and feed for materials harder than listed t reduce feed and Ae when finish milling (.02 x D1 maximum) t refer to the KYOCERA SGS Tool Wizard for complete technical information (www.kyocera-sgstool.com) 35 END MILLS www.ksptmicrotools.com END MILLS