JIS B 6339-2 BT40 with face contact
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Shrink fit chuck suitable to all kind of shrink fit units.
Similar JIS B 6339-2 BT40 with face contact form JD.
Form JD means: interior coolant supply through centre.
- Additional support on the flange surface for more rigidity
- Heat resistant hot-working steel
- Hardened 54 – 2 HRC
- For HSS and solid carbide tools
- Shank tolerance h6
- With threaded holes in order to balance with balancing screws
- Cooling with Cool Jet for an extra charge
- Cooling with Cool Flash for an extra charge
- Included in delivery: with back-up screw
The most important features:
- 1. High runout accuracy (< 0.003 mm)
- 2. Extreme clamping torque by high pressing in the clamping bore
- 3. Short chamfer
- 4. Dynamic form: Reinforced shank at long tool holders. Compromise between slimness (marginal interference contour) and rigidity
- 5. Cool Jet (on request)
- 6. Threaded bores for simple and fast balancing with screw
Cool Jet (optional)
- Optimized coolant bores, aimed at center
- Coolant directly to the cutting edge
- Extended tool life up to 100%
- Higher reliability of cutting process
- No more balls of chips on tool
- Cool Jet starting from shank diameter 6 mm
Cool Flash (optional)
- Optimized coolant bores with coolant outlet through slots
- Coolant directly to the cutting edge
- Extended tool life up to 100%
- No more balls of chips on tool
- Optimized runout accuracy! No additional unbalance! No disturbing clearance!
- Cool Flash available for shank diameter 6 - 25 mm
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