Ultrahigh Speed in Dry Hobbing
- More than 300m/min in cutting speed is available.
High Efficiency
- 3 times higher than that of HSS Hob.
Long Tool Life
- Over 10 times longer than that of HSS Hob.
Comparison between dry and conventional
| HSS Hob | Carbide Hob | ||
| Coolant | Non water soluble oil | Dry | Dry |
| Speed | 80 – 120 | 120 – 160 | 300 – 350 |
| Efficiency | 1 | 1.5 | 3 |
| Tool Life | 1 | (2 – 5) | (4 – 10) |
| Cost | 1 | (1.5 – 2) | (3 – 4) |
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(good) (ok)(bad) |
Recommended cutting conditions
Summary of dry hobbing
Carbide Solid Hob for High Speed Dry Hobbing
Example
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| 3 times productivity ! | 10 times longer tool life ! |