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GARANT Master Steel SPEED solid carbide drill, plain shank DIN 6535 HA, TiAlN, ⌀ DC h7: 7,7mm
Article no.: 122715 7,7
Article code:
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Plain shank DIN 6535 HA
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- Schneidstoff: Carbura
- Standard: DIN 6537
- Execuţie: 6×D
- Toleranz Nenn-⌀: h7
- Număr de dinţi Z: 2
Product details
Technical Data
| Serie | Master Steel | |
| ⌀ nominal DC | 7,7 mm | |
| Beschichtung | TiAlN | |
| Schneidstoff | Carbura | |
| Standard | DIN 6537 | |
| Execuţie | 6×D | |
| Toleranz Nenn-⌀ | h7 | |
| Număr de dinţi Z | 2 | |
| Unghiul la vârf | 135 grad | |
| adâncime maximă de găurire recomandată L2 | 41,5 mm | |
| Schaft | DIN 6535 HA cu h6 | |
| Innenkühlung | Da, cu 25 bar | |
| Strategie de aşchiere | HPC | |
| Semistandard | da | |
| Lungimea canalului de aşchii Lc | 53 mm | |
| Lungimea totală L | 91 mm | |
| ⌀ cozii Ds | 8 mm | |
| Avans f pentru oţel < 1100 N/mm2 | 0,22 mm/rot | |
| Inel colorat | verde | |
| Tip produs | Burghiu elicoidal |
Identification & Classification
| Article number | 122715 7,7 | |
| EAN / GTIN | 4045197788146 | |
| Manufacturer number | 122715 7,7 | |
| Manufacturer | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
P
220
P
200
P
180
P
170
P
90
M
75
K
160
K
130
Description
Version:
Developed for use with very high cutting speeds. Outstandingly suitable for machines with low power output and high speeds.
A slim chisel edge and the special arrangement of the 4 guide chamfers ensure high positioning and alignment accuracy. Optimised micro-geometry for increased working life and performance capability.
- Clear reduction in cutting forces due to special cutter geometry.
- Coating for best wear resistance even at high process temperatures.
- Polished flutes for good chip clearance.
A slim chisel edge and the special arrangement of the 4 guide chamfers ensure high positioning and alignment accuracy. Optimised micro-geometry for increased working life and performance capability.