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DRILLS
DRILLS
251
www.kyocera-sgstool.com
FRACTIONAL
Hi-PerCarb
Series
135 3D
Fractional
Hardness
Vc
(sfm)
Diameter (D
1
)
(inch)
1/32
1/8
1/4
3/8
1/2
5/8
7/8
S
SUPER ALLOYS
(NICKEL , COBALT,
IRON BASE)
Inconel 601, 617, 625, Incoloy,
Monel 400, Rene, Waspaloy
≤ 300 Bhn
or
≤ 32 HRc
55
RPM 6723
1681
840
560
420
336
240
(44-66)
Fr
0.0002
0.0008
0.0015
0.0023
0.0031
0.0039
0.0054
Feed (ipm)
1.3
1.3
1.3
1.3
1.3
1.3
1.3
≤ 400 Bhn
or
≤ 43 HRc
30
RPM 3667
917
458
306
229
183
131
(24-36)
Fr
0.0002
0.0007
0.0013
0.0020
0.0026
0.0033
0.0046
Feed (ipm)
0.6
0.6
0.6
0.6
0.6
0.6
0.6
TITANIUM ALLOYS
Pure Titanium, Ti6Al4V,
Ti6Al2Sn4Zr2Mo,
Ti4Al4Mo2Sn0.5Si,
Ti-6Al4V
≤ 275 Bhn
or
≤ 28 HRc
135
RPM 16502
4126
2063
1375
1031
825
589
(108-162)
Fr
0.0004
0.0018
0.0035
0.0053
0.0071
0.0088
0.0124
Feed (ipm)
7.3
7.3
7.3
7.3
7.3
7.3
7.3
≤ 350 Bhn
or
≤ 38 HRc
100
RPM 12224
3056
1528
1019
764
611
437
(80-120)
Fr
0.0004
0.0016
0.0033
0.0049
0.0065
0.0082
0.0115
Feed (ipm)
5.0
5.0
5.0
5.0
5.0
5.0
5.0
≤ 440 Bhn
or
≤ 47 HRc
55
RPM 6723
1681
840
560
420
336
240
(44-66)
Fr
0.0003
0.0012
0.0024
0.0036
0.0048
0.0059
0.0083
Feed (ipm)
2.0
2.0
2.0
2.0
2.0
2.0
2.0
N
ALUMINUM ALLOYS
2017, 2024, 356,
6061, 7075
≤ 80 Bhn
or
≤ 47 HRb
700
RPM 85568
21392
10696
7131
5348
4278
3056
(560-840)
Fr
0.0012
0.0049
0.0098
0.0147
0.0196
0.0245
0.0344
Feed (ipm)
105.0
105.0
105.0
105.0
105.0
105.0
105.0
≤ 150 Bhn
or
≤ 7 HRc
600
RPM 73344
18336
9168
6112
4584
3667
2619
(480-720)
Fr
0.0012
0.0050
0.0099
0.0149
0.0199
0.0248
0.0347
Feed (ipm)
91.0
91.0
91.0
91.0
91.0
91.0
91.0
COPPER ALLOYS
Alum Bronze, C110,
Muntz Brass
≤ 140 Bhn
or
≤ 3 HRc
500
RPM 61120
15280
7640
5093
3820
3056
2183
(400-600)
Fr
0.0005
0.0020
0.0039
0.0059
0.0079
0.0098
0.0137
Feed (ipm)
30.0
30.0
30.0
30.0
30.0
30.0
30.0
≤ 200 Bhn
or
≤ 23 HRc
400
RPM 48896
12224
6112
4075
3056
2445
1746
(320-480)
Fr
0.0005
0.0020
0.0040
0.0060
0.0080
0.0100
0.0140
Feed (ipm)
24.5
24.5
24.5
24.5
24.5
24.5
24.5
Bhn (Brinell) HRc (Rockwell C) HRb (Rockwell B)
rpm = Vc x 3.82 / D
1
ipm = Fr 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)