● High helix center drills - JIS Type A center drill for machining 90° center hole. Suitable for soft and relatively tough materials.
Specification

Cutting Speed depending on Materials


Segment:51
|
Size Dc × θ ×Ds |
Code |
Dc (mm) |
Ds (mm) |
L (mm) |
ℓ (mm) |
Dw (mm) |
TYPE |
|
1 × 90゜ × 4 |
CEA1.0Q |
1 |
4 |
35.5 |
1.1 |
2.8 |
1 |
|
1.25 × 90゜ × 5 |
CEA1.25Q |
1.25 |
5 |
40 |
1.4 |
3.55 |
1 |
|
1.6 × 90゜ × 6.3 |
CEA1.6Q |
1.6 |
6.3 |
45 |
1.8 |
4.5 |
1 |
|
2 × 90゜ × 8 |
CEA2.0Q |
2 |
8 |
50 |
2.2 |
5.6 |
1 |
|
2.5 × 90゜ × 10 |
CEA2.5Q |
2.5 |
10 |
56 |
2.8 |
7.1 |
1 |
|
3.15 × 90゜ × 11.2 |
CEA3.15Q |
3.15 |
11.2 |
60 |
3.6 |
9 |
1 |
|
4 × 90゜ × 12.5 |
CEA4.0Q |
4 |
12.5 |
63 |
4.5 |
11.2 |
1 |
|
5 × 90゜ × 16 |
CEA5.0Q |
5 |
16 |
71 |
5.6 |
14 |
1 |
|
6.3 × 90゜ × 20 |
CEA6.3Q |
6.3 |
20 |
80 |
7.1 |
18 |
1 |
|
8 × 90゜ × 25 |
CEA8.0Q |
8 |
25 |
100 |
9 |
22.4 |
1 |
|
10 × 90゜ × 31.5 |
CEA010Q |
10 |
31.5 |
125 |
11.2 |
28 |
1 |
|
12.5 × 90゜ × 35.5 |
CEA12.5Q |
12.5 |
35.5 |
140 |
14 |
31.5 |
1 |
・Machining conditions are calculated based on the workpiece end-face hole size Dw.
・For details on machining conditions, see TECHNICAL INFORMATION, “27. Table of recommend centering condition.”
| แบรนด์สินค้า | YAMAWA |
|---|
