AQUA-Series
Coated Solid Carbide Drills
Main Features
- Aqua coating has a self-lubricant and offers superior heat resistance.
(Composite and multi-layered TiAIN + original lubricant film)
- Tough micro grain carbide enables a longer tool life.
- Dia. 3, 4, 6 , 8, 10, 12, 14, 16, 18, 20 mm
AQUA Drill Stub - LIST 9550
Suitable for a Variety of Materials
- Structural Steel
- Carbon Steel
- Alloy Steel
- Pre-Hardened steel
- Dia Steel
- Annealed Steel (30-40HRC)
- Hardened Steel (40-50HRC)
- Cast Iron
AQUA Drills Stub & Regular
for Wet & Dry High Speed Drilling
| LIST 9550 AQUA Drill Stub |
|
 |
| Drill Dia. |
Flute Length |
Overall Legth |
Shank Dia. |
| 3,0 - 20,0 |
16 - 94 |
48 - 160 |
3,0 - 20,0 |
|
| LIST 9552 AQUA Drill Regular |
|
 |
| Drill Dia. |
Flute Length |
Overall Legth |
Shank Dia. |
| 3,0 - 20,0 |
19 - 114 |
51 - 184 |
3,0 - 20,0 |
|
Performance
AQUA Drills VS. Conventional Drills
 |
Abb.1:
Nachi´s AQUA Drill |
AQUA DRILL-Nachi´s adoption of negative rake, not only enables high speed and dry drilling, it also prevents wear chipping. |
|
 |
Abb.2:
STANDARD DRILL |
STANDARD DRILL-The outside corner has a much sharper edge, which causes wear and chipping. |
|
High Speed Wet Drilling
Nachi AQUA Drills on Alloy Steel
| Drill |
Size |
Material |
Depth |
Speed |
Feed |
Oil |
Mashine |
| Aqua Drill Stub NACHI |
µ6x28x72 |
Alloy Steel
42CrMo4-310 |
15 mm
through |
50m/min
2,650min-1 |
0.15mm/rev.
400mm/min |
Emulsion |
M/C
BT40 |
| coated Bohrer Brand C |
µ6x28x66 |
average value: AQUA Drill Stub and Brand C.
Resume:
- The Aqua Drill produces chips which will dissipate heat quickly.
AQUA Drills for MQL with Mist-hole
| LIST 9558 AQMH3D |
|
 |
| Drill Dia. |
Flute Length |
Overall Legth |
Shank Dia. |
| 4,1 - 16,0 |
25 - 88 |
78 - 146 |
5,0 - 16,0 |
|
| LIST 9554 AQMH5D |
|
 |
| Drill Dia. |
Flute Length |
Overall Legth |
Shank Dia. |
| 4,1 - 16,0 |
34 - 128 |
88 - 180 |
5,0 - 16,0 |
|
| LIST 9556 AQMH7D |
|
 |
| Drill Dia. |
Flute Length |
Overall Legth |
Shank Dia. |
| 5,0 - 16,0 |
48 - 152 |
97 - 220 |
5,0 - 16,0 |
|
AQUA Drills 3 Flutes
| LIST 9546 |
|
 |
| Drill Dia. |
Flute Length |
Overall Legth |
Shank Dia. |
| 3,0 - 12 |
16 - 51 |
48 - 108 |
3,0 - 12,0 |
|
AQUA Drills HARD - for 50~70HRC
| LIST 9548 |
|
 |
| Drill Dia. |
Flute Length |
Overall Legth |
Shank Dia. |
| 2,0 - 12,0 |
12 - 51 |
44 - 108 |
3,0 - 12,0 |
|
