METRIC 77 H-Carb H-CARB Ap Ae Ae D1 • mm Series 77M, 77MCR Vc Metric Hardness Ae x D1 Ap x D1 (m/min) 6 8 10 12 16 20 25 RPM 2017 1513 1210 1008 756 605 484 HSM 2.5xD 41 Fz 0.0140 0.0183 0.0294 0.0356 0.0457 0.0560 0.0625 SUPER ALLOYS (33-49) Feed (ipm) ≤ 0.2 ≤ APMX 198 194 249 251 242 237 212 (NICKEL , COBALT, ≤ 300 Bhn IRON BASE) or HSM 3xD 43 Fz 0.0157 0.0205 0.0330 0.0398 0.0512 0.0627 0.0700 Inconel 601, 617, 625, ≤ 32 HRc (34-52) Feed (ipm) ≤ 0.15 ≤ APMX 222 217 280 281 271 266 237 Incoloy, Monel 400 HSM 4xD 38 Fz 0.0163 0.0213 0.0344 0.0415 0.0533 0.0653 0.0729 ≤ 0.1 ≤ APMX (30-46) Feed (ipm) 230 226 291 293 282 277 247 RPM 1274 955 764 637 478 382 306 HSM 2.5xD 26 Fz 0.0114 0.0152 0.0243 0.0305 0.0381 0.0480 0.0550 SUPER ALLOYS (NICKEL, COBALT, ≤ 0.2 ≤ APMX (21-31) Feed (ipm) 102 102 130 136 127 128 118 ≤ 400 Bhn IRON BASE) HSM or 3xD 27 Fz 0.0128 0.0171 0.0273 0.0342 0.0427 0.0538 0.0616 Inconel 718, X-750, ≤ 43 HRc (22-32) Feed (ipm) Incoloy, Waspaloy, ≤ 0.15 ≤ APMX 114 114 146 152 143 144 132 Hastelloy, Rene HSM 4xD 24 Fz 0.0133 0.0178 0.0284 0.0356 0.0445 0.0560 0.0642 ≤ 0.1 ≤ APMX (19-29) Feed (ipm) 119 119 152 159 149 150 137 S RPM 4352 3264 2611 2176 1632 1306 1045 HSM 2.5xD 88 Fz 0.0191 0.0254 0.0397 0.0483 0.0635 0.0747 0.0800 TITANIUM ALLOYS ≤ 0.2 ≤ APMX (70-106) Feed (ipm) 582 580 726 736 725 683 585 ≤ 350 Bhn Pure Ttanium, Ti6Al4V, HSM or 3xD 91 Fz 0.0213 0.0285 0.0445 0.0541 0.0711 0.0837 0.0896 Ti6Al2Sn4Zr2Mo, ≤ 38 HRc (73-109) Feed (ipm) Ti4Al4Mo2Sn0.5Si ≤ 0.15 ≤ APMX 649 651 813 824 812 765 655 HSM 4xD 82 Fz 0.0222 0.0296 0.0463 0.0563 0.0741 0.0871 0.0933 ≤ 0.1 ≤ APMX (66-98) Feed (ipm) 676 676 846 858 847 796 682 RPM 2548 1911 1529 1274 955 764 611 TITANIUM ALLOYS HSM 2.5xD Fz 0.0163 0.0254 0.0397 0.0483 0.0635 0.0747 0.0800 (DIFFICULT) 52 Ti10Al2Fe3Al, ≤ 0.2 ≤ APMX (42-62) Feed (ipm) 291 340 425 431 425 400 342 ≤ 440 Bhn Ti5Al5V5Mo3Cr, HSM 3xD Fz 0.0182 0.0285 0.0445 0.0541 0.0711 0.0837 0.0896 or 54 Ti7Al4Mo, ≤ 47 HRc ≤ 0.15 ≤ APMX (43-65) Feed (ipm) 325 381 476 482 476 448 384 Ti3Al8V6Cr4Zr4Mo, Ti6Al6V6Sn, HSM 4xD Fz 0.0190 0.0296 0.0463 0.0563 0.0741 0.0871 0.0933 Ti15V3 Cr3Sn3Al 48 ≤ 0.1 ≤ APMX (38-58) Feed (ipm) 339 396 495 502 496 466 399 RPM 4087 3065 2452 2044 1533 1226 981 HSM 2.5xD 83 Fz 0.0140 0.0183 0.0294 0.0356 0.0457 0.0560 0.0625 ≤ 0.2 ≤ APMX (66-100) Feed (ipm) 401 393 505 509 490 481 429 TOOL STEELS ≤ 375 Bhn H A2, D2, H13, L2, M2, or HSM 3xD 86 Fz 0.0157 0.0205 0.0330 0.0398 0.0512 0.0627 0.0700 P20, S7, T15, W2 ≤ 40 HRc (69-103) Feed (ipm) ≤ 0.15 ≤ APMX 449 440 566 569 549 538 481 HSM 4xD 77 Fz 0.0163 0.0213 0.0344 0.0415 0.0533 0.0653 0.0729 ≤ 0.1 ≤ APMX (62-92) Feed (ipm) 466 457 590 594 572 560 501 Bhn (Brinell) HRc (Rockwell C) HSM (High Speed Machining) rpm = (Vc x 1000) / (DC x 3.14) mm/min = Fz x 7 x rpm reduce speed and feed for materials harder than listed reduce feed and Ae when finish milling (.02 x DC maximum) feed rates listed have chip thinning adjustments included where applicable refer to the SGS Tool Wizard® for complete technical information (www.kyocera-sgstool.com) 89 END MILLS www.kyocera-sgstool.com END MILLS