Общий каталог SGS 2021 - страница 333

METRIC Straight Flute Reamer Series DC • mm 201M Vc Metric Hardness (m/min) 1 2 3 4 6 8 10 12 RPM 3878 1939 1293 969 646 485 388 ≤ 250 Bhn or Fr 0.015 0.031 0.046 0.062 0.093 0.124 0.155 ≤ 24 HRc (10-15) Feed (mm/min) 60 60 60 60 60 60 60 8 RPM 2424 1212 808 606 404 303 242 ≤ 375 Bhn or Fr 0.010 0.020 0.030 0.040 0.059 0.079 0.099 TOOL STEELS ≤ 40 HRc (6-9) Feed (mm/min) 24 24 24 24 24 24 24 H A2, D2, H13, L2, M2, P20, S7, T15, W2 6≤ 475 Bhn RPM 1939 969 646 485 323 242 194 or Fr 0.006 0.012 0.019 0.025 0.037 0.050 0.062 ≤ 50 HRc (5-7) Feed (mm/min) 12 12 12 12 12 12 12 4 RPM 1272 636 424 318 212 159 127 ≤ 655 Bhn or Fr 0.006 0.013 0.019 0.025 0.038 0.050 0.063 ≤ 60 HRc (3-5) Feed (mm/min) 8 8 8 8 8 8 8 Bhn (Brinell)  HRc (Rockwell C)  HRb (Rockwell B) rpm = (Vc x 1000) / (DC x 3.14) mm/min = 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) www.kyoceraD-sRgILsLtoSol.com DRILLS 333