Series 44M, 43MCR, 43MLC, Ap 43MCB, 43M, 43MB, Diameter (D1) 47M, 43ML, 47ML, Ae Ae (mm) 47MB, 47MLB Vc Metric Hardness Ae x D1 Ap x D1 (m/min) 3 6 10 12 20 25 490 RPM 52022 26011 15607 13005 7803 6243 Slot Fz 0.022 0.060 0.120 0.144 0.187 0.213 1 ≤1 Feed 2247 3121 3746 3745 2913 2653 (392-588) 2 flutes (mm/min) Speed & Feed Recommendations Feed 3371 4682 5618 5618 4370 3980 3 flutes (mm/min) 610 RPM 64762 32381 19429 16190 9714 7771 ALLOYS ≤ 150 Bhn Profile Fz 0.022 0.060 0.120 0.144 0.187 0.213 N 2024, 5052, 5086, or ≤ 0.5 ≤ 1.5 Feed 2797 3885 4663 4662 3627 3303 6061, 6073, 7075 ≤ 7 HRc (488-732) 2 flutes (mm/min) Feed 4196 5828 6994 6994 5440 4955 3 flutes (mm/min) 1005 RPM 106698 53349 32009 26674 16005 12804 HSM Fz 0.050 0.132 0.280 0.336 0.440 0.488 ≤ 0.05 ≤2 Feed 10754 14083 17925 17924 14084 12484 (804-1206) 2 flutes (mm/min) Feed 16131 21124 26888 26885 21126 18726 3 flutes (mm/min) 185 RPM 19641 9820 5892 4910 2946 2357 Slot Fz 0.022 0.060 0.120 0.144 0.187 0.213 1 ≤1 Feed 848 1178 1414 1414 1100 1002 | (148-222) 2 flutes (mm/min) Metric Feed 1273 1768 2121 2121 1650 1503 3 flutes (mm/min) 230 RPM 24418 12209 7326 6105 3663 2930 ALUMINUM DIE ≤ 125 Bhn Profile Fz 0.022 0.060 0.120 0.144 0.187 0.213 N CAST ALLOYS or ≤ 0.5 ≤ 1.5 Feed 1055 1465 1758 1758 1367 1245 (HIGH SILICON) ≤ 77 HRb (184-276) 2 flutes (mm/min) A-390, A-392, B-390 Feed 3 flutes (mm/min) 1582 2197 2637 2637 2051 1868 380 RPM 40343 20172 12103 10086 6052 4841 HSM Fz 0.050 0.132 0.280 0.336 0.440 0.488 ≤ 0.05 ≤2 Feed 4066 5325 6778 6777 5325 4720 (304-456) 2 flutes (mm/min) Feed 6099 7987 10166 10166 7988 7081 3 flutes (mm/min) 265 RPM 28134 14067 8440 7034 4220 3376 Slot Fz 0.019 0.048 0.107 0.120 0.160 0.175 1 ≤1 Feed 1080 1350 1801 1688 1350 1182 (212-318) 2 flutes (mm/min) Feed 1620 2025 2701 2532 2026 1773 3 flutes (mm/min) 330 RPM 35035 17518 10511 8759 5255 4204 COPPER ALLOYS ≤ 140 Bhn Profile Fz 0.019 0.048 0.107 0.120 0.160 0.175 N Aluminum Bronze, or ≤ 0.5 ≤ 1.5 Feed 1345 1682 2242 2102 1682 1472 Brass, Naval Brass, ≤ 3 HRc (264-396) 2 flutes (mm/min) Red Brass Feed 3 flutes (mm/min) 2018 2522 3363 3153 2523 2207 545 RPM 57861 28930 17358 14465 8679 6943 HSM Fz 0.041 0.108 0.227 0.276 0.373 0.400 ≤ 0.05 ≤2 Feed 4721 6248 7869 7984 6480 5555 (436-654) 2 flutes (mm/min) Feed 7082 9373 11804 11976 9721 8332 3 flutes (m/min) continued on next page 50 www.kyocera-sgstool.com