Page 677 - Iscar

USER GUIDE

Gundrill Recommended Machining Conditions
Feed vs. mm/rev Drill Diameter mm GUNDRILLS
Mtl. Cutting Speed
No. vc m/min 2.0-9.79 9.8-11.69 11.7-13.19 13.2-16.19 16.2-40
1 70-110
2 80-110
3 70-100 0.01-0.03 0.03-0.05 0.035-0.06 0.04-0.07 0.02-0.10
4 70-110
5 70-90
6 80-110
7 70-110
0.01-0.03 0.03-0.05 0.035-0.06 0.04-0.07 0.02-0.10
8 60-90
9 50-80
10 50-70 0.01-0.03 0.025-0.04 0.03-0.045 0.035-0.05 0.12-0.10
11
12 40-70 0.01-0.03 0.025-0.04 0.03-0.045 0.035-0.05 0.12-0.10
13
14 40-80 0.01-0.03 0.025-0.04 0.03-0.045 0.035-0.05 0.02-0.10
15 70-100
16 70-100
17 80-110
0.01-0.40 0.04-0.1 0.05-0.12 0.06-0.14 0.05-0.20
18 80-110
19 90-115
20 90-115
21
22
80-160
23 0.02-0.04 0.03-0.17 0.03-0.18 0.035-0.19 0.03-0.15
24
25 80-120
26
27
28 80-180 0.02-0.04 0.02-0.13 0.03-0.16 0.04-0.18 0.03-0.15
29
30
31
32
33
34 0.01-0.03 0.025-0.03 0.03-0.035 0.03-0.04 0.02-0.10
35
36 25-60
37
38
20-50 0.025-0.03 0.03-0.035 0.03-0.04
39
0.01-0.03 0.02-0.10
40
41

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