Page 1183 - YG 2019

ONLY ONE ONLY ONE
END MILLS RECOMMENDED CUTTING CONDITIONS END MILLS RECOMMENDED CUTTING CONDITIONS

PM60, MULTI FLUTE MULTIPLE HELIX
PM60, 4 FLUTE MULTIPLE HELIX (Center Cut) CORNER RADIUS ROUGHING - FINE (Center Cut)

GYG66 SERIES GYG69 SERIES

P M P M
MATERIAL STRUCTURAL STEELS CARBON STEELS PREHARDENED STEELS ALLOY STEELS MATERIAL STRUCTURAL STRUCTURAL CARBON STEELS PREHARDENED ALLOY STEELS
STEELS
STEELS
CARBON STEELS ALLOY STEELS ALLOY STEELS TOOL STEELS STAINLESS STEELS STEELS ALLOY STEELS STAINLESS STEELS
CAST IRONS TOOL STEELS TOOL STEELS CARBON STEELS CARBON STEELS TOOL STEELS ALLOY STEELS TOOL STEELS
CAST IRONS
TOOL STEELS
HARDNESS ~ HRc20 HRc20 ~ HRc30 HRc30 ~ HRc35 HRc35 ~ HRc45 HARDNESS ~ HRc20 HRc20 ~ HRc30 HRc30 ~ HRc40 HRc40 ~ HRc45
STRENGTH ~ 800N/mm 2 800 ~ 1000N/mm 2 1000 ~ 1300N/mm 2 1100 ~ 1400N/mm 2 STRENGTH ~ 500N/mm 2 500 ~ 800N/mm 2 800 ~ 1000N/mm 2 1000 ~ 1300N/mm 2 1300 ~ 1400N/mm 2
DIAMETER RPM FEED RPM FEED RPM FEED RPM FEED RPM FEED DIAMETER RPM FEED RPM FEED RPM FEED RPM FEED RPM FEED RPM FEED
1/8 7020 5.53 6420 5.05 4410 3.47 2710 1.71 4810 3.79 1/4 3810 12.00 3010 9.95 2160 6.11 1750 5.53 1250 3.95 1960 5.85
3/16 4680 8.84 4210 7.29 2940 5.09 1800 2.84 3210 6.57 5/16 3490 16.48 2770 13.07 2050 9.02 1520 7.20 1080 4.95 1720 8.15
1/4 3510 8.84 3210 8.08 2210 5.56 1350 2.98 2410 6.82 3/8 2870 24.89 2270 18.97 1570 11.38 1340 9.47 940 6.48 1440 10.18
5/16 2810 12.38 2570 11.32 1760 7.78 1080 4.09 1930 8.79 1/2 2180 22.32 1630 17.70 1230 12.19 1000 9.63 700 6.63 1080 10.86
3/8 2570 15.81 2340 14.37 1640 9.80 1000 5.05 1600 12.13 5/8 1740 23.70 1380 18.79 960 13.07 800 10.42 560 7.18 860 11.71
1/2 1930 14.29 1750 12.99 1230 9.09 730 4.58 1200 10.61 3/4 1450 25.18 1140 19.46 800 13.58 670 10.66 470 7.37 740 12.16
5/8 1540 12.89 1400 11.72 980 8.05 600 4.17 960 9.55 1 1130 23.31 850 17.78 590 12.41 510 10.12 350 6.91 550 11.29
3/4 1290 13.17 1170 11.97 820 8.51 500 4.42 800 9.73
1 970 9.57 880 8.70 610 6.29 360 3.09 600 7.39
1.5D 1.5D 1.5D
0.3D 0.5D

0.5D 1.5D D D 0.5D 0.3D 0.5D

D 0.3D
1.5D 1.5D RPM = rev./min.
FEED = inch/min.

0.15D 0.3D
RPM = rev./min.
FEED = inch/min.

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