Certificate of Quality
- Chuck body fine balanced G2.5 at 25.000 rpm or U < 1 gmm
- Taper tolerance AT3
- Coolant supply form JD
Your current product selection:
Shrink Fit Chuck Standard Version
similar JIS B 6339-2 · BT50 with face contact
Certificate of Quality
- Chuck body fine balanced G2.5 at 25.000 rpm or U < 1 gmm
- Taper tolerance AT3
- Coolant supply form JD
Shrink Fit Chuck Standard Version
similar JIS B 6339-2 · BT50 with face contact
Shrink fit chuck suitable to all kind of shrink fit units.
Similar JIS B 6339-2 BT50 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
- Inch sizes: Cool Jet bores that can be sealed included
- Metric sizes: Cooling with Cool Jet for an extra charge
- Cooling with Cool Flash for an extra charge
- Included in delivery: Back-up screw
Each item is subject to a minimum purchase quantity of 3 pcs.
Technical data subjects to change without prior notice.
Standard version, similar to DIN 69882-8.
The most important features:
- 1. High runout accuracy (< 3 μm)
- 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 screws
The most important features:
- 1. High runout accuracy (< 3 μm)
- 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 screws
Cool Jet
- 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
- 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 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 1/4" (6 mm) - 1 1/4" (25 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 1/4" (6 mm) - 1 1/4" (25 mm)
Technical drawing
Please select your clamping diameter:
| Clamping Ø D1 [mm] | 1/4 |
|---|---|
| Ø D3 [inch] | 1.06 |
| L [inch] | 1.42 |
| Order No. | Gage length A in inch | |||||
|---|---|---|---|---|---|---|
| 50P.640.1/4z.4 |  short, 3.94 inch |
|
|
Accessory |
| Clamping Ø D1 [mm] | 5/16 |
|---|---|
| Ø D3 [inch] | 1.06 |
| L [inch] | 1.42 |
| Order No. | Gage length A in inch | |||||
|---|---|---|---|---|---|---|
| 50P.640.5/16z.4 |  short, 3.94 inch |
|
|
Accessory |
| Clamping Ø D1 [mm] | 3/8 |
|---|---|
| Ø D3 [inch] | 1.26 |
| L [inch] | 1.65 |
| Order No. | Gage length A in inch | |||||
|---|---|---|---|---|---|---|
| 50P.640.3/8z.4 |  short, 3.94 inch |
|
|
Accessory |
| Clamping Ø D1 [mm] | 1/2 |
|---|---|
| Ø D3 [inch] | 1.26 |
| L [inch] | 1.85 |
| Order No. | Gage length A in inch | |||||
|---|---|---|---|---|---|---|
| 50P.640.1/2z.4 |  short, 3.94 inch |
|
|
Accessory |
| Clamping Ø D1 [mm] | 5/8 |
|---|---|
| Ø D3 [inch] | 1.34 |
| L [inch] | 1.97 |
| Order No. | Gage length A in inch | |||||
|---|---|---|---|---|---|---|
| 50P.640.5/8z.4 |  short, 3.94 inch |
|
|
Accessory |
| Clamping Ø D1 [mm] | 3/4 |
|---|---|
| Ø D3 [inch] | 1.65 |
| L [inch] | 2.05 |
| Order No. | Gage length A in inch | |||||
|---|---|---|---|---|---|---|
| 50P.640.3/4z.4 |  short, 3.94 inch |
|
|
Accessory |
| Clamping Ø D1 [mm] | 1 |
|---|---|
| Ø D3 [inch] | 2.09 |
| L [inch] | 2.28 |
| Order No. | Gage length A in inch | |||||
|---|---|---|---|---|---|---|
| 50P.640.1z.4 |  short, 3.94 inch |
|
|
Accessory |
| Clamping Ø D1 [mm] | 1 1/4 |
|---|---|
| Ø D3 [inch] | 2.09 |
| L [inch] | 2.28 |
| Order No. | Gage length A in inch | |||||
|---|---|---|---|---|---|---|
| 50P.640.1 1/4z.4 |  short, 3.94 inch |
|
|
Accessory |
