
FRACTIONAL 2 Flute: Square, Ball Ap Diameter (D1) M2, M2B Ae Ae (inch) 3xD 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 ≤ .10 ≤ .25 ≤2 Fz 0.000011 0.00003 0.00007 0.00014 0.00020 0.00026 (48-72) (NICKEL, COBALT, ≤ 300 Bhn Feed (ipm) 1.00 1.00 1.00 1.00 1.00 1.00 IRON BASE) or Inconel 601, 617, 625, ≤ 32 HRc 45 RPM 34380 11019 5510 2750 1833 1433 Slot Incoloy, Monel 400 1 ≤ .15 ≤ .35 Fz 0.000011 0.00003 0.00007 0.00014 0.00020 0.00026 (36-54) Feed (ipm) 0.75 0.75 0.75 0.75 0.75 0.75 45 RPM 34380 11019 5510 2750 1833 1433 Profile SUPER ALLOYS ≤ .10 ≤ .25 ≤2 Fz 0.000007 0.00002 0.00005 0.00009 0.00014 0.00018 (NICKEL, COBALT, (36-54) ≤ 400 Bhn Feed (ipm) 0.50 0.50 0.50 0.50 0.50 0.50 IRON BASE) or Inconel 718, X-750, 35 RPM 26740 8571 4285 2139 1425 1114 ≤ 43 HRc Slot Incoloy, Waspaloy, Hastelloy, Rene 1 ≤ .15 ≤ .35 Fz 0.000007 0.00002 0.00005 0.00009 0.00014 0.00018 (28-42) Feed (ipm) 0.39 0.39 0.39 0.39 0.39 0.39 S 160 RPM 122240 39179 19590 9779 6516 5093 Profile ≤ .10 ≤ .25 ≤2 Fz 0.000012 0.00004 0.00008 0.00015 0.00023 0.00029 TITANIUM ALLOYS (128-192) ≤ 350 Bhn Feed (ipm) 2.99 2.99 2.99 2.99 2.99 2.99 Pure Titanium, Ti6Al4V, or Ti6Al2Sn4Zr2Mo, 130 RPM 99320 31833 15917 7946 5294 4138 ≤ 38 HRc Slot Ti4Al4Mo2Sn0.5Si 1 ≤ .15 ≤ .35 Fz 0.000012 0.00004 0.00008 0.00015 0.00023 0.00029 (104-156) Feed (ipm) 2.43 2.43 2.43 2.43 2.43 2.43 60 RPM 45840 14692 7346 3667 2443 1910 TITANIUM ALLOYS Profile (DIFFICULT) ≤ .10 ≤ .25 ≤2 Fz 0.000009 0.00003 0.00005 0.00011 0.00016 0.00021 Ti10Al2Fe3Al, (48-72) ≤ 440 Bhn Feed (ipm) 0.79 0.79 0.79 0.79 0.79 0.79 Ti5Al5V5Mo3Cr, or Ti7Al4Mo, 45 RPM 34380 11019 5510 2750 1833 1433 ≤ 47 HRc Slot Ti3Al8V6Cr4Zr4Mo, Ti6Al6V6Sn, 1 ≤ .15 ≤ .35 Fz 0.000009 0.00003 0.00005 0.00011 0.00016 0.00021 Ti15V3 Cr3Sn3Al (36-54) Feed (ipm) 0.59 0.59 0.59 0.59 0.59 0.59 1000 RPM 764000 244872 122436 61120 40725 31833 Profile ≤ .10 ≤ .25 ≤2 Fz 0.000057 0.00018 0.00036 0.00072 0.00107 0.00137 (800-1200) ALUMINUM ALLOYS ≤ 150 Bhn Feed (ipm) 87.50 87.50 87.50 87.50 87.50 87.50 2017, 2024, 356, 6061, or 7075 ≤ 7 HRc 800 RPM 611200 195897 97949 48896 32580 25467 Slot 1 ≤ .15 ≤ .35 Fz 0.000057 0.00018 0.00036 0.00072 0.00107 0.00137 (640-960) Feed (ipm) 70.00 70.00 70.00 70.00 70.00 70.00 515 RPM 393460 126109 63054 31477 20973 16394 Profile ≤ .10 ≤ .25 ≤2 Fz 0.000043 0.00013 0.00027 0.00054 0.00081 0.00103 (412-618) COPPER ALLOYS ≤ 140 Bhn Feed (ipm) 33.91 33.91 33.91 33.91 33.91 33.91 N Alum Bronze, C110, or Muntz Brass ≤ 3 HRc 410 RPM 313240 100397 50199 25059 16697 13052 Slot 1 ≤ .15 ≤ .35 Fz 0.000043 0.00013 0.00027 0.00054 0.00081 0.00103 (328-492) Feed (ipm) 27.00 27.00 27.00 27.00 27.00 27.00 1000 RPM 764000 244872 122436 61120 40725 31833 Profile ≤ .10 ≤ .25 ≤2 Fz 0.000057 0.00018 0.00036 0.00072 0.00107 0.00137 (800-1200) PLASTICS Feed (ipm) 87.50 87.50 87.50 87.50 87.50 87.50 Polycarbonate, PVC, Polypropylene 800 RPM 611200 195897 97949 48896 32580 25467 Slot 1 ≤ .15 ≤ .35 Fz 0.000057 0.00018 0.00036 0.00072 0.00107 0.00137 (640-960) Feed (ipm) 70.00 70.00 70.00 70.00 70.00 70.00 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) 37 END MILLS www.ksptmicrotools.com END MILLS