
| Series 61M | Ae | Ap Ae | Vc | Diameter (D1) (mm) | |||||||
| Metric | Hardness | Ae x D1 | Ap x D1 | (m/min) | 6 | 10 | 12 | 20 | 25 | ||
| Profile | 152 | RPM | 8078 | 4847 | 4039 | 2424 | 1939 | ||||
| CARBON STEELS | ≤ 0.5 | ≤ 1.5 | (122-183) | Fz | 0.014 | 0.029 | 0.034 | 0.045 | 0.050 | ||
| 1018, 1040, 1080, 1090 10L50 1140 | ≤ 175 Bhn | Feed (mm/min) | 339 | 422 | 549 | 436 | 485 | ||||
| , , , 1212, 12L15, 1525, 1536 | or ≤ 7 HRc | Slot | 122 | RPM | 6463 | 3878 | 3231 | 1939 | 1551 | ||
| 1 | ≤ 1 | (98-146) | Fz | 0.014 | 0.029 | 0.034 | 0.045 | 0.050 | |||
| P | Feed (mm/min) | 271 | 337 | 439 | 349 | 388 | |||||
| Profile | 111 | RPM | 5897 | 3538 | 2949 | 1769 | 1415 | ||||
| ≤ 0.5 | ≤ 1.5 | (89134) | Fz | 0.010 | 0.021 | 0.026 | 0.035 | 0.038 | |||
| ALLOY STEELS 4140, 4150, 4320, | ≤ 275 Bhn | - | Feed (mm/min) | 177 | 223 | 307 | 248 | 269 | |||
| 5120, 5150, 8630, 86L20, 50100 | or ≤ 28 HR | Slot | 90 | RPM | 4766 | 2860 | 2383 | 1430 | 1144 | ||
| 1 | ≤ 1 | (72-108) | Fz | 0.010 | 0.021 | 0.026 | 0.035 | 0.038 | |||
| Feed (mm/min) | 143 | 180 | 248 | 200 | 217 | ||||||
| Profile | 105 | RPM | 5574 | 3344 | 2787 | 1672 | 1338 | ||||
| ≤ 0.5 | ≤ 1.5 | (84-126) | Fz | 0.014 | 0.024 | 0.036 | 0.048 | 0.053 | |||
| H TOOL STEELS A2 D2 H13 L2 M2 | ≤ 250 Bhn | Feed (mm/min) | 234 | 241 | 401 | 321 | 355 | ||||
| , , , , , P20, S7, T15, W2 | or ≤ 24 HRc | Slot | 84 | RPM | 4443 | 2666 | 2222 | 1333 | 1066 | ||
| 1 | ≤ 1 | (67-101) | Fz | 0.014 | 0.024 | 0.036 | 0.048 | 0.053 | |||
| Feed (mm/min) | 187 | 192 | 320 | 256 | 283 | ||||||
| Profile | 111 | RPM | 5897 | 3538 | 2949 | 1769 | 1415 | ||||
| ≤ 0.5 | ≤ 1.5 | (89-134) | Fz | 0.019 | 0.040 | 0.048 | 0.064 | 0.070 | |||
| K CAST IRONS Gr Mllbl | ≤ 220 Bhn r | Feed (mm/min) | 336 | 425 | 566 | 453 | 495 | ||||
| ay, aeae, Ductile | o ≤ 19 HRc | Slot | 90 | RPM | 4766 | 2860 | 2383 | 1430 | 1144 | ||
| 1 | ≤ 1 | (72-108) | Fz | 0.019 | 0.040 | 0.048 | 0.064 | 0.070 | |||
| Feed (mm/min) | 272 | 343 | 458 | 366 | 400 |
Bhn (Brinell) HRc (Rockwell C) rpm = (Vc x 1000) / (D1 x 3.14) mm/min = Fz x number of flutes x rpm reduce speed and feed for materials harder than listed refer to the KYOCERA SGS Tool Wizard® for complete technical information (www.kyocera-sgstool.com)