FRACTIONAL 2 Flute: Square, Double, Stub, Long, Ball, Corner Radius 3 Flute: Square, Ball, Tapered 4 Flute: Square, Double, Stub, Ball, Corner Radius Tapered: Square, Radius Ap Series 1, 3, 5, 14, 15, 16, Ae Ae DC • in 17, 23, 24, 59 Vc Fractional Hardness Flutes Ae x DC Ap x DC (sfm) 1/64 1/32 1/16 1/8 1/4 3/8 1/2 3/4 1 880 RPM 215142 107571 53786 26893 13446 8964 6723 4482 3362 Profile Fz 0.00006 0.00013 0.00025 0.0006 0.0016 0.0030 0.0040 0.0048 0.0056 2 ≤ 0.50 ≤ 1.5 25.8 28.0 26.9 32.3 43.0 53.8 53.8 43.0 37.6 (704-1056) Feed 3 ≤ 0.25 ≤ 1.5 (ipm) 38.7 42.0 40.3 48.4 64.5 80.7 80.7 64.5 56.5 PLASTICS 4 ≤ 0.25 ≤ 1.5 51.6 55.9 53.8 64.5 86.1 107.6 107.6 86.1 75.3 Polycarbonate, PVC, Polypropylene 640 RPM 156467 78234 39117 19558 9779 6519 4890 3260 2445 Slot Fz 0.00006 0.00013 0.00025 0.0006 0.0016 0.0030 0.0040 0.0048 0.0056 2 1 ≤1 18.8 20.3 19.6 23.5 31.3 39.1 39.1 31.3 27.4 (512-768) Feed 3 1 ≤ 0.5 28.2 30.5 29.3 35.2 46.9 58.7 58.7 46.9 41.1 (ipm) 4 1 ≤ 0.4 37.6 40.7 39.1 46.9 62.6 78.2 78.2 62.6 54.8 N 660 RPM 161357 80678 40339 20170 10085 6723 5042 3362 2521 Profile Fz 0.00006 0.00013 0.00025 0.0006 0.0016 0.0030 0.0040 0.0048 0.0056 2 ≤ 0.50 ≤ 1.5 19.4 21.0 20.2 24.2 32.3 40.3 40.3 32.3 28.2 (528-792) Feed 3 ≤ 0.25 ≤ 1.5 29.0 31.5 30.3 36.3 48.4 60.5 60.5 48.4 42.4 (ipm) 4 ≤ 0.25 ≤ 1.5 38.7 42.0 40.3 48.4 64.5 80.7 80.7 64.5 56.5 GRAPHITE 480 RPM 117350 58675 29338 14669 7334 4890 3667 2445 1834 Slot Fz 0.00006 0.00013 0.00025 0.0006 0.0016 0.0030 0.0040 0.0048 0.0056 2 1 ≤1 14.1 15.3 14.7 17.6 23.5 29.3 29.3 23.5 20.5 (384-576) Feed 3 1 ≤ 0.5 (ipm) 21.1 22.9 22.0 26.4 35.2 44.0 44.0 35.2 30.8 4 1 ≤ 0.4 28.2 30.5 29.3 35.2 46.9 58.7 58.7 46.9 41.1 65 RPM 15891 7946 3973 1986 993 662 497 331 248 Profile Fz 0.00002 0.00003 0.00006 0.0002 0.0004 0.0008 0.0010 0.0012 0.0014 SUPER ALLOYS (NICKEL, COBALT, 2 ≤ 0.50 ≤ 1.5 0.6 0.5 0.5 0.7 0.7 1.1 1.0 0.8 0.7 (52-78) Feed IRON BASE) 3 ≤ 0.25 ≤ 1.5 1.0 0.7 0.7 1.1 1.0 1.6 1.5 1.2 1.0 ≤ 300 Bhn (ipm) Inconel 601, 4 ≤ 0.25 ≤ 1.5 1.3 1.0 1.0 1.4 1.4 2.1 2.0 1.6 1.4 or 617, 625, 718, 45 RPM 11002 5501 2750 1375 688 458 344 229 172 ≤ 32 HRc Incoloy 800, Slot Fz 0.00002 0.00003 0.00006 0.0002 0.0004 0.0008 0.0010 0.0012 0.0014 Monel 400,Rene, 2 1 ≤1 0.4 0.3 0.3 0.5 0.5 0.7 0.7 0.6 0.5 Waspalloy (36-54) Feed 3 1 ≤ 0.5 0.7 0.5 0.5 0.7 0.7 1.1 1.0 0.8 0.7 (ipm) 4 1 ≤ 0.4 0.9 0.7 0.7 1.0 1.0 1.5 1.4 1.1 1.0 S 180 RPM 44006 22003 11002 5501 2750 1834 1375 917 688 TITANIUM ALLOYS Fz 0.00002 0.00004 0.00008 0.0002 0.0005 0.0009 0.0012 0.0014 0.0017 Profile Ti6Al4V, Ti6Al2Sn4Zr2Mo, 2 ≤ 0.50 ≤ 1.5 1.8 1.8 1.8 2.2 2.8 3.3 3.3 2.6 2.3 (144-216) Feed Ti4Al4Mo2Sn0.5Si, 3 ≤ 0.25 ≤ 1.5 2.6 2.6 2.6 3.3 4.1 5.0 5.0 3.9 3.5 ≤ 350 Bhn (ipm) Ti10Al2Fe3Al, 4 ≤ 0.25 ≤ 1.5 3.5 3.5 3.5 4.4 5.5 6.6 6.6 5.1 4.7 or Ti5Al53Mo3Cr, 130 RPM 31782 15891 7946 3973 1986 1324 993 662 497 ≤ 38 HRc Ti7Al4Mo, Slot Fz 0.00002 0.00004 0.00008 0.0002 0.0005 0.0009 0.0012 0.0014 0.0017 Ti3Al8V6Cr4Zr4Mo, 2 1 ≤1 1.3 1.3 1.3 1.6 2.0 2.4 2.4 1.9 1.7 Ti6Al6V6Sn, (104-156) Feed Ti152 Cr3Sn3Al 3 1 ≤ 0.5 1.9 1.9 1.9 2.4 3.0 3.6 3.6 2.8 2.5 (ipm) 4 1 ≤ 0.4 2.5 2.5 2.5 3.2 4.0 4.8 4.8 3.7 3.4 315 RPM 77011 38506 19253 9626 4813 3209 2407 1604 1203 Profile Fz 0.00002 0.00005 0.00009 0.0002 0.0006 0.0011 0.0015 0.0018 0.0021 2 ≤ 0.50 ≤ 1.5 3.1 3.9 3.5 3.9 5.8 7.1 7.2 5.8 5.1 (252-378) Feed 3 ≤ 0.25 ≤ 1.5 4.6 5.8 5.2 5.8 8.7 10.6 10.8 8.7 7.6 TOOL STEELS ≤ 250 Bhn (ipm) 4 ≤ 0.25 ≤ 1.5 6.2 7.7 6.9 7.7 11.6 14.1 14.4 11.6 10.1 H A2, D2, H13, L2, M2, or P20, S7, T15, W2 ≤ 24 HRc 230 RPM 56230 28115 14058 7029 3514 2343 1757 1171 879 Slot Fz 0.00002 0.00005 0.00009 0.0002 0.0006 0.0011 0.0015 0.0018 0.0021 2 1 ≤1 2.2 2.8 2.5 2.8 4.2 5.2 5.3 4.2 3.7 (184-276) Feed 3 1 ≤ 0.5 3.4 4.2 3.8 4.2 6.3 7.7 7.9 6.3 5.5 (ipm) 4 1 ≤ 0.4 4.5 5.6 5.1 5.6 8.4 10.3 10.5 8.4 7.4 Bhn (Brinell)   HRc (Rockwell C)   rpm = (Vc x 3.82) / DC ipm = Fz x number of flutes x rpm reduce speed and feed for materials harder than listed for tapered end mills, base the speed on the largest diameter contacting the workpiece and the feed on the smallest diameter limit cut depths of long and extra long flute mills to .05 x DC when slotting or profiling reduce feed and Ae when finish milling (.02 x DC maximum) refer to the SGS Tool Wizard® for complete technical information (www.kyocera-sgstool.com) 214 END MILLS END MILLS www.kyocera-sgstool.com