FRACTIONAL Straight Flute Accu-Reamer Series Diameter (D1) 200 Vc (inch) Fractional Hardness (sfm) 1/16 1/8 3/16 1/4 5/16 3/8 1/2 ≤ 220 Bhn 20 RPM 1222 611 407 306 244 204 153 or (16-24) Fr 0.0008 0.0015 0.0023 0.0030 0.0038 0.0045 0.0060 ≤ 19 HRc Feed (ipm) 1.0 0.9 0.9 0.9 0.9 0.9 0.9 SUPER ALLOYS (NICKEL, COBALT, ≤ 320 Bhn 15 RPM 917 458 306 229 183 153 115 IRON BASE) or Fr 0.0006 0.0013 0.0019 0.0025 0.0031 0.0038 0.0050 Inconel 601, 617, 625, ≤ 34 HRc (12-18) 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 (8-12) Fr 0.0004 0.0007 0.0011 0.0015 0.0018 0.0022 0.0029 ≤ 45 HRc 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 (36-54) Fr 0.0015 0.0030 0.0045 0.0060 0.0075 0.0090 0.0120 ≤ 28 HRc 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 (28-42) Fr 0.0010 0.0020 0.0029 0.0039 0.0049 0.0059 0.0078 Ti4Al4Mo2Sn0.5Si, ≤ 38 HRc Feed (ipm) 2.1 2.1 2.1 2.1 2.1 2.1 2.1 Ti-6Al4V ≤ 440 Bhn 25 RPM 1528 764 509 382 306 255 191 or (20-30) Fr 0.0006 0.0013 0.0019 0.0025 0.0031 0.0038 0.0050 ≤ 47 HRc Feed (ipm) 0.9 1.0 1.0 1.0 0.9 1.0 1.0 ≤ 80 Bhn 270 RPM 16502 8251 5501 4126 3300 2750 2063 or (216-324) Fr 0.0025 0.0050 0.0075 0.0100 0.0125 0.0150 0.0200 ALUMINUM ALLOYS ≤ 47 HRb Feed (ipm) 41.3 41.3 41.3 41.3 41.3 41.3 41.3 2017, 2024, 356, 230 RPM 14058 7029 4686 3514 2812 2343 1757 6061, 7075 ≤ 150 Bhn or (184-276) Fr 0.0025 0.0050 0.0075 0.0100 0.0125 0.0150 0.0200 ≤ 7 HRc Feed (ipm) 35.1 35.1 35.1 35.1 35.1 35.1 35.1 N 115 RPM 7029 3514 2343 1757 1406 1171 879 ≤ 140 Bhn or (92-138) Fr 0.0013 0.0026 0.0038 0.0051 0.0064 0.0077 0.0102 COPPER ALLOYS ≤ 3 HRc Feed (ipm) 9.1 9.1 8.9 9.0 9.0 9.0 9.0 Alum Bronze, C110, 95 RPM 5806 2903 1935 1452 1161 968 726 Muntz Brass ≤ 200 Bhn or (76-114) Fr 0.0013 0.0026 0.0038 0.0051 0.0064 0.0077 0.0102 ≤ 23 HRc Feed (ipm) 7.5 7.5 7.4 7.4 7.4 7.5 7.4 Bhn (Brinell)  HRc (Rockwell C)  HRb (Rockwell B) rpm = Vc x 3.82 / D1 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 KYOCERA SGS Tool Wizard® for complete technical information (www.kyocera-sgstool.com) www.kyoceraD-sRgILsLtoSol.com DRILLS 329