Global Catalog Metric 8-16-23 web - Flipbook - Page 267
FRACTIONAL
6 Flute Countersink
Series
606
Fractional
Hardness
≤ 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)
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
550
367
275
183
138
92
69
Fr
0.0005
0.0008
0.0011
0.0016
0.0022
0.0033
0.0044
0.3
Feed (ipm)
0.3
0.3
0.3
0.3
0.3
0.3
RPM
428
285
214
143
107
71
53
Fr
0.0005
0.0007
0.0009
0.0014
0.0019
0.0028
0.0037
0.2
Feed (ipm)
0.2
0.2
0.2
0.2
0.2
0.2
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
0.0073
Fr
0.0009
0.0014
0.0018
0.0027
0.0036
0.0055
Feed (ipm)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
RPM
856
570
428
285
214
143
107
Fr
0.0007
0.0011
0.0014
0.0021
0.0028
0.0042
0.0056
Feed (ipm)
0.6
0.6
0.6
0.6
0.6
0.6
0.6
RPM
642
428
321
214
160
107
80
Fr
0.0003
0.0005
0.0006
0.0009
0.0012
0.0019
0.0025
Feed (ipm)
0.2
0.2
0.2
0.2
0.2
0.2
0.2
RPM
611
407
306
204
153
102
76
Fr
0.0003
0.0005
0.0007
0.0010
0.0013
0.0020
0.0026
Feed (ipm)
0.2
0.2
0.2
0.2
0.2
0.2
0.2
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
267
