Page 11 - Bohrer Hauptkatalog

Technical Information
AQUA Drills Three Flutes
■ Drilled precision according to drilling condition
■ Drilling condition
Drill : 6mm
Work Material : S50C(180HB) Depth: 18mm(3D)Through hole
Max. in wet condition(μm)
■ Enlargement (m/min)
Max. in dry condition(μm)
(m/min) 180
180 160 140 120 100
160 140 120 100
18.0 20.0 17.5
14.5 16.5 26.5 15.0
15.0 14.5 11.5 14.0 13.5 11.5 6.5 10.5
73.0
15.0 18.0
7.5 7.0 7.5
27.5 14.5
16.5 9.0
9.0 9.5
9.5 13.0 22.0
12.5 7.5
6.5 7.5
6.5 5.0 22.0
29.0 19.0
35.5 34.5 38.5
80 60 40 20
80 60 40 20
0 0.1
■ Roughness
0.15
0.2 Feed(mm/rev)
0.25
0 0.3 0.1
0.15
0.2 0.25 0.3 Feed(mm/rev)
Max. in dry condition (μm Ry)
80 80 60 60 40 40 20 20
Max. in wet condition (μm Ry)
91
79 89 90
(m/min) 180
160 140 120 100
(m/min) 180
4.5 1.1 1.2
4.4 1.2 1.1
2.9 3.9 3.5
5.6 4.7 6.5
3.45.5.
16.8.14.3.. 11.5
6.3 8.1 6.1
5.4 7.0 4.4
6.5 11.6 6.0 10.3 16.3 12.6
32.5 41.7
7.1 8.0 13.0 20.5
41.9 24.3 43.5
160 140 120 100
00
0.1
■ Roundness (m/min)
0.15 0.2 0.25 Feed(mm/rev)
Max. in dry condition(μm)
0.3
0.1
0.15
0.2 0.25 0.3 Feed(mm/rev)
180
160
140 77 120 80
100
(m/min) Max. in wet condition(μm) 180
160 140 120 100
80 60 40 20
0
0.1 0.15 0.2 0.25 0.3
3.9 2.4 2.9
3.6 3.3 3.1
4.6 2.0 2.8
4.0 2.3 6.1
3.4 3.3 5.1
5.9 5.0
2.4
4.5 6.7 3.5
4.5 4.5 5.2
. 4.1 3.8
.
3.5 37.1
7.1 14.9
5.0
11.0 12.4
28.7
6.0
19.3 3.8 21.2
41.7
39.2
80 60 40 20
0 0.1
0.15
0.2 Feed(mm/rev)
0.25
0.3
Feed(mm/rev)
10
Cutting Speed Cutting Speed Cutting Speed
Cutting Speed Cutting Speed Cutting Speed