Global Catalog Metric 8-16-23 web - Flipbook - Page 263
FRACTIONAL
3 Flute Countersink
Series
603
Fractional
ALUMINUM ALLOYS
2017, 2024, 356,
6061, 7075
Hardness
≤ 80 Bhn
or
≤ 47 HRb
≤ 150 Bhn
or
≤ 88 HRb
N
COPPER ALLOYS
Alum Bronze, C110,
Muntz Brass
≤ 140 Bhn
or
≤ 3 HRc
≤ 200 Bhn
or
≤ 23 HRc
≤ 220 Bhn
or
≤ 19 HRc
HIGH TEMP ALLOYS
(NICKEL, COBALT,
IRON BASE)
Inconel 601, 617, 625,
Incoloy 800, Monel 400,
Rene, Waspaloy
≤ 320 Bhn
or
≤ 34 HRc
≤ 425 Bhn
or
≤ 45 HRc
S
≤ 275 Bhn
or
≤ 28 HRc
TITANIUM ALLOYS
Pure Titanium, Ti6Al4V,
Ti6Al2Sn4Zr2Mo,
Ti4Al4Mo2Sn0.5Si,
Ti-6Al4V
≤ 350 Bhn
or
≤ 38 HRc
≤ 440 Bhn
or
≤ 47 HRc
H
TOOL STEELS
A2, D2, H13, L2, M2,
P20, S7, T15, W2
≤ 475 Bhn
or
≤ 50 HRc
DC • in
Vc
(sfm)
225
(180-270)
190
(152-228)
95
(76-114)
80
(64-96)
18
(14-22)
14
(11-17)
12
(10-14)
36
(29-43)
28
(22-34)
21
(17-25)
20
(16-24)
1/8
3/16
1/4
3/8
1/2
3/4
1
RPM
6876
4584
3438
2292
1719
1146
860
Fr
0.0011
0.0017
0.0023
0.0034
0.0045
0.0068
0.0091
Feed (ipm)
7.8
7.8
7.8
7.8
7.8
7.8
7.8
RPM
5806
3871
2903
1935
1452
968
726
Fr
0.0011
0.0017
0.0022
0.0034
0.0045
0.0067
0.0090
Feed (ipm)
6.5
6.5
6.5
6.5
6.5
6.5
6.5
RPM
2903
1935
1452
968
726
484
363
Fr
0.0006
0.0009
0.0012
0.0018
0.0023
0.0035
0.0047
Feed (ipm)
1.7
1.7
1.7
1.7
1.7
1.7
1.7
RPM
2445
1630
1222
815
611
407
306
Fr
0.0006
0.0009
0.0011
0.0017
0.0023
0.0034
0.0046
Feed (ipm)
1.4
1.4
1.4
1.4
1.4
1.4
1.4
RPM
550
367
275
183
138
92
69
Fr
0.0004
0.0005
0.0007
0.0011
0.0015
0.0022
0.0029
Feed (ipm)
0.2
0.2
0.2
0.2
0.2
0.2
0.2
RPM
428
285
214
143
107
71
53
Fr
0.0002
0.0004
0.0005
0.0007
0.0009
0.0014
0.0019
Feed (ipm)
0.1
0.1
0.1
0.1
0.1
0.1
0.1
RPM
367
244
183
122
92
61
46
Fr
0.0003
0.0004
0.0005
0.0008
0.0011
0.0016
0.0022
Feed (ipm)
0.1
0.1
0.1
0.1
0.1
0.1
0.1
RPM
1100
733
550
367
275
183
138
Fr
0.0007
0.0011
0.0015
0.0022
0.0029
0.0044
0.0058
Feed (ipm)
0.8
0.8
0.8
0.8
0.8
0.8
0.8
RPM
856
570
428
285
214
143
107
Fr
0.0006
0.0009
0.0012
0.0018
0.0023
0.0035
0.0047
Feed (ipm)
0.5
0.5
0.5
0.5
0.5
0.5
0.5
RPM
642
428
321
214
160
107
80
Fr
0.0002
0.0002
0.0003
0.0005
0.0006
0.0009
0.0012
Feed (ipm)
0.1
0.1
0.1
0.1
0.1
0.1
0.1
RPM
611
407
306
204
153
102
76
Fr
0.0002
0.0002
0.0003
0.0005
0.0007
0.0010
0.0013
Feed (ipm)
0.1
0.1
0.1
0.1
0.1
0.1
0.1
Bhn (Brinell) HRc (Rockwell C) HRb (Rockwell B)
rpm = Vc x 3.82 / DC
ipm = Fr x rpm
reduce speed and feed for materials harder than listed
refer to the SGS Tool Wizard ® for complete technical information (www.kyocera-sgstool.com)
https://kyocera-sgstool.co.uk/
DRILLS
263
