FRACTIONAL Straight Flute Accu-Reamer Series DC • in 200 Vc Fractional Hardness (sfm) 1/16 1/8 3/16 1/4 5/16 3/8 1/2 20 RPM 1222 611 407 306 244 204 153 ≤ 220 Bhn or Fr 0.0008 0.0015 0.0023 0.0030 0.0038 0.0045 0.0060 ≤ 19 HRc (16-24) Feed (ipm) 1.0 0.9 0.9 0.9 0.9 0.9 0.9 SUPER ALLOYS (NICKEL, COBALT, 15 RPM 917 458 306 229 183 153 115 ≤ 320 Bhn IRON BASE) or Fr 0.0006 0.0013 0.0019 0.0025 0.0031 0.0038 0.0050 Inconel 601, 617, 625, (12-18) ≤ 34 HRc Incoloy 800, Monel 400, Feed (ipm) 0.6 0.6 0.6 0.6 0.6 0.6 0.6 Rene, Waspaloy 10 RPM 611 306 204 153 122 102 76 ≤ 425 Bhn or Fr 0.0004 0.0007 0.0011 0.0015 0.0018 0.0022 0.0029 ≤ 45 HRc (8-12) Feed (ipm) 0.2 0.2 0.2 0.2 0.2 0.2 0.2 S 45 RPM 2750 1375 917 688 550 458 344 ≤ 275 Bhn or Fr 0.0015 0.0030 0.0045 0.0060 0.0075 0.0090 0.0120 ≤ 28 HRc (36-54) Feed (ipm) 4.1 4.1 4.1 4.1 4.1 4.1 4.1 TITANIUM ALLOYS 35 RPM 2139 1070 713 535 428 357 267 Pure Titanium, Ti6Al4V, ≤ 350 Bhn Ti6Al2Sn4Zr2Mo, or Fr 0.0010 0.0020 0.0029 0.0039 0.0049 0.0059 0.0078 Ti4Al4Mo2Sn0.5Si, ≤ 38 HRc (28-42) Ti-6Al4V Feed (ipm) 2.1 2.1 2.1 2.1 2.1 2.1 2.1 25 RPM 1528 764 509 382 306 255 191 ≤ 440 Bhn or Fr 0.0006 0.0013 0.0019 0.0025 0.0031 0.0038 0.0050 ≤ 47 HRc (20-30) Feed (ipm) 0.9 1.0 1.0 1.0 0.9 1.0 1.0 40 RPM 2445 1222 815 611 489 407 306 ≤ 250 Bhn or Fr 0.0010 0.0020 0.0029 0.0039 0.0049 0.0059 0.0078 ≤ 24 HRc (32-48) Feed (ipm) 2.4 2.4 2.4 2.4 2.4 2.4 2.4 25 RPM 1528 764 509 382 306 255 191 ≤ 375 Bhn or Fr 0.0006 0.0013 0.0019 0.0025 0.0031 0.0038 0.0050 ≤ 40 HRc (20-30) TOOL STEELS Feed (ipm) 0.9 1.0 1.0 1.0 0.9 1.0 1.0 H A2, D2, H13, L2, M2, P20, S7, T15, W2 20 RPM 1222 611 407 306 244 204 153 ≤ 475 Bhn or Fr 0.0004 0.0008 0.0012 0.0016 0.0019 0.0023 0.0031 ≤ 50 HRc (16-24) Feed (ipm) 0.5 0.5 0.5 0.5 0.5 0.5 0.5 14 RPM 856 428 285 214 171 143 107 ≤ 655 Bhn or Fr 0.0003 0.0007 0.0011 0.0014 0.0018 0.0021 0.0028 ≤ 60 HRc (11-17) Feed (ipm) 0.3 0.3 0.3 0.3 0.3 0.3 0.3 Bhn (Brinell) HRc (Rockwell C) HRb (Rockwell B) rpm = Vc x 3.82 / DC ipm = Fr x rpm increase speed and feed 30 percent when using coated reamers reduce speed and feed for materials harder than listed refer to the SGS Tool Wizard ® for complete technical information (www.kyocera-sgstool.com) 329 DRILLS www.kyocera-sgstool.com DRILLS