
2 FLUTE, BALL NOSE CUTTING
シリーズ SERIES
| 被削材 WORK MATERIAL | 炭素鋼CARB 合金鋼ALL 工具鋼TO | ON STEELS OY STEELS OL STEELS | 炭素鋼CARBO 合金鋼ALLOY 工具鋼TOOL | N STEELS STEELS STEELS | 焼入鋼HARDE プリハードン鋼PRE (NAK, | NED STEELS HARDENED STEELS HPM) |
| 硬度(HARDNESS) | ~ HR | c20 | ~ HRc20 ~ | HRc30 | HRc30 ~ | HRc45 |
| 強度(STRENGTH) | ~ 800N | /mm2 | 800 ~ 1000 | N/mm2 | 1000 ~ 150 | 0N/mm2 |
| 刃径(DIAMETER) | 回転数 (RPM) | 送り(FEED) | 回転数 (RPM) | 送り(FEED) | 回転数 (RPM) | 送り(FEED) |
| 1.0 | 37910 | 1275 | 31920 | 1005 | 21950 | 570 |
| 2.0 | 19000 | 1130 | 15960 | 885 | 11020 | 560 |
| 3.0 | 12640 | 1025 | 10640 | 790 | 7320 | 530 |
| 4.0 | 9500 | 910 | 7980 | 685 | 5510 | 465 |
| 6.0 | 6370 | 810 | 5320 | 590 | 3710 | 390 |
| 8.0 | 4750 | 800 | 3990 | 570 | 2760 | 380 |
| 10.0 | 3800 | 720 | 3230 | 530 | 2190 | 335 |
| 12.0 | 3140 | 665 | 2660 | 485 | 1810 | 295 |
| 16.0 | 2380 | 665 | 2000 | 550 | 1330 | 410 |
| 20.0 | 1900 | 665 | 1620 | 525 | 1140 | 410 |
ap ap=0.1D ae=0.3D
ae
RPM = rev./min. FEED = mm/min.