ER 20 BT-DC 40x70
Collet chucks ER
ID 1428117
ER 20 BT-DC 40x70, Portaherramientas
- Collet chucks ER
- Serie: Collet chucks ER
- Variante Dual Contact
- Interfaz del portaherramientas: BT-DC 40
- Longitud de proyección: 70 mm
- Concentricidad: ≤ 0,008 mm a 2,5 x D
- Calidad de equilibrado: G2.5 a 25.000 rpm o Umáx. < 1 gmm
Technical details
| Técnica | Collet chucks ER |
|---|---|
| Serie | Collet chucks ER |
| Interfaz del portaherramientas | BT-DC 40 |
| Tamaño de sujeción ER | ER 20 |
| Diámetro de sujeción mín. D1 [mm] | 1.0 |
| Diámetro de sujeción máx. D1 [mm] | 16.0 |
| D2 [mm] | 34.0 |
| D3 [mm] | 34.0 |
| Longitud de proyección L1 [mm]/[pulgadas] | 70 mm / 2.8" |
| Longitud de proyección L1 [mm] | 70.0 |
| L4 [mm] | 19.0 |
| L5 [mm] | 43.0 |
| G | M18x1.5 |
| Peso [kg] | 1.24 |
| Resistente a la refrigeración | sí |
| Longitud estándar | sí |
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
Face contact
Similar to DIN ISO 7388-2 JD/JF however with face contact
Dual Contact version with simultaneous tapered and flat work surfaces
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