FRACTIONAL Series 7 Ap Series Diameter (D1) Ae Ae (inch) 7, 7B Vc Fractional Hardness Ae x D1 Ap x D1 (sfm) 1/8 1/4 3/8 1/2 5/8 3/4 1 CARBON STEELS 480 RPM 14669 7334 4890 3667 2934 2445 1834 1018, 1040, 1080, 1090, ≤ 275 Bhn Finish 10L50, 1140, 1212, 12L15, or ≤ 0.02 ≤2 Fz 0.0004 0.0010 0.0019 0.0025 0.0032 0.0033 0.0035 1525, 1536 ≤ 28 HRc (384-576) Feed (ipm) 23.5 29.3 37.2 36.7 37.6 32.3 25.7 P 275 RPM 8404 4202 2801 2101 1681 1401 1051 ALLOY STEELS ≤ 375 Bhn Finish 4140, 4150, 4320, 5120, or ≤ 0.02 ≤2 Fz 0.0003 0.0007 0.0014 0.0018 0.0023 0.0024 0.0026 5150, 8630, 86L20, 50100 ≤ 40 HRc (220-330) Feed (ipm) 10.1 11.8 15.7 15.1 15.5 13.4 10.9 230 RPM 7029 3514 2343 1757 1406 1171 879 TOOL STEELS ≤ 375 Bhn Finish H A2, D2, H13, L2, M2, or ≤ 0.02 ≤2 Fz 0.0002 0.0006 0.0012 0.0016 0.0020 0.0021 0.0022 P20, S7, T15, W2 ≤ 40 HRc (184-276) Feed (ipm) 5.6 8.4 11.2 11.2 11.2 9.8 7.7 605 RPM 18489 9244 6163 4622 3698 3081 2311 CAST IRONS ≤ 220 Bhn Finish (LOW & MEDIUM ALLOY) or ≤ 0.02 ≤2 Fz 0.0006 0.0015 0.0028 0.0037 0.0046 0.0047 0.0051 Gray, Malleable, Ductile ≤ 19 HRc (484-726) Feed (ipm) 44.4 55.5 69.0 68.4 68.0 57.9 47.1 K 465 RPM 14210 7105 4737 3553 2842 2368 1776 CAST IRONS ≤ 260 Bhn Finish (HIGH ALLOY) or ≤ 0.02 ≤2 Fz 0.0004 0.0011 0.0021 0.0028 0.0034 0.0036 0.0039 Gray, Malleable, Ductile ≤ 26 HRc (372-558) Feed (ipm) 22.7 31.3 39.8 39.8 38.7 34.1 27.7 420 RPM 12835 6418 4278 3209 2567 2139 1604 STAINLESS STEELS ≤ 275 Bhn Finish (FREE MACHINING) or ≤ 0.02 ≤2 Fz 0.0004 0.0010 0.0019 0.0025 0.0032 0.0033 0.0035 303, 416, 420F, 430F, 440F ≤ 28 HRc (336-504) Feed (ipm) 20.5 25.7 32.5 32.1 32.9 28.2 22.5 290 RPM 8862 4431 2954 2216 1772 1477 1108 STAINLESS STEELS ≤ 275 Bhn Finish M (DIFFICULT) or ≤ 0.02 ≤2 Fz 0.0003 0.0007 0.0014 0.0018 0.0023 0.0024 0.0026 304, 304L, 316, 316L ≤ 28 HRc (232-348) Feed (ipm) 10.6 12.4 16.5 16.0 16.3 14.2 11.5 STAINLESS STEELS 265 RPM 8098 4049 2699 2025 1620 1350 1012 (PH) ≤ 325 Bhn Finish 13-8 PH, 15-5 PH, or ≤ 0.02 ≤2 Fz 0.0003 0.0007 0.0014 0.0018 0.0023 0.0024 0.0026 17-4 PH, Custom 450 ≤ 35 HRc (212-318) Feed (ipm) 9.7 11.3 15.1 14.6 14.9 13.0 10.5 SUPER ALLOYS 80 RPM 2445 1222 815 611 489 407 306 (NICKEL, COBALT, ≤ 300 Bhn Finish IRON BASE) or ≤ 0.02 ≤2 Fz 0.0003 0.0007 0.0014 0.0018 0.0023 0.0024 0.0026 Inconel 601, 617, 625, ≤ 32 HRc (64-96) Incoloy, Monel 400 Feed (ipm) 2.9 3.4 4.6 4.4 4.5 3.9 3.2 SUPER ALLOYS 65 RPM 1986 993 662 497 397 331 248 (NICKEL, COBALT, ≤ 400 Bhn Finish IRON BASE) or ≤ 0.02 ≤2 Fz 0.0002 0.0006 0.0010 0.0014 0.0017 0.0018 0.0019 Inconel 718, X-750, ≤ 43 HRc (52-78) Incoloy, Waspaloy, Feed (ipm) 1.6 2.4 2.6 2.8 2.7 2.4 1.9 Hastelloy, Rene S 300 RPM 9168 4584 3056 2292 1834 1528 1146 TITANIUM ALLOYS ≤ 350 Bhn Finish Pure Titanium, Ti6Al4V, or ≤ 0.02 ≤2 Fz 0.0004 0.0011 0.0021 0.0028 0.0034 0.0036 0.0039 Ti6Al2Sn4Zr2Mo, ≤ 38 HRc (240-360) Ti4Al4Mo2Sn0.5Si Feed (ipm) 14.7 20.2 25.7 25.7 24.9 22.0 17.9 TITANIUM ALLOYS 105 RPM 3209 1604 1070 802 642 535 401 (DIFFICULT) ≤ 440 Bhn Finish Ti10Al2Fe3Al, or ≤ 0.02 ≤2 Fz 0.0004 0.0011 0.0021 0.0028 0.0034 0.0036 0.0039 Ti5Al5V5Mo3Cr, Ti7Al4Mo, ≤ 47 HRc (84-126) Ti3Al8V6Cr4Zr4Mo, Feed (ipm) 5.1 7.1 9.0 9.0 8.7 7.7 6.3 Ti6Al6V6Sn, Ti15V3 Cr3Sn3Al Bhn (Brinell)   HRc (Rockwell C) rpm = Vc x 3.82 / D1 ipm = Fz x 4 x rpm reduce speed and feed for materials harder than listed refer to the KYOCERA SGS Tool Wizard® for complete technical information (www.kyocera-sgstool.com) 100 END MILLS wwwE.kNyDoMceILraLS-sgstool.com