ER40 JIS-BT40x70
ER collet chucks
ID 263451
ER40 JIS-BT40x70, Toolholders
- ER collet chucks
- Series: ER collet chucks
- Toolholder interface: JIS-BT 40
- Projecting length: 70 mm
- Run-out accuracy: ≤ 0.008 mm at 2.5 x D
- Balancing grade: G2.5 at 25,000 RPM or Umax < 1 gmm
Technical details
| Technologie | ER Spannzangenfutter |
|---|---|
| Baureihe | ER Spannzangenfutter |
| Werkzeughalterschnittstelle | JIS-BT 40 |
| Werkzeughalternorm | DIN ISO 7388-2 JD/JF |
| ER Spanngröße | ER 40 |
| Min. Spanndurchmesser D1 [mm] | 4.0 |
| Max. Spanndurchmesser D1 [mm] | 26.0 |
| D2 [mm] | 63.0 |
| D3 [mm] | 63.0 |
| Auskraglänge L1 [mm] / [inch] | 70 mm / 2.8" |
| Auskraglänge L1 [mm] | 70.0 |
| L4 [mm] | 26.0 |
| L5 [mm] | 43.0 |
| G | M28x1.5 |
| Gewicht [kg] | 1.34 |
| Kühlmitteldicht | ja |
| Standardlänge | ja |
Run-out accuracy
≤ 0.008 mm at 2.5 x D
Balancing grade
G2.5 at 25,000 RPM or Umax < 1 gmm
Data carriers
Bore for data carrier as an option
Toolholder changes
For automatic toolholder changes
Coolant supply
Coolant supply according to ISO 7388 JD/JF
Bores for form JF are sealed for transport
Length-setting screw
With thread for an adjustment screw for axial length adjustment, but without adjustment screw
Scope of delivery
Includes clamping nut
Individual
Additional sizes and customized designs are available upon request