ER 20 SK 40x70
ER-spankoppen
IDnr. 263393
ER 20 SK 40x70, Gereedschapshouders
- ER-spankoppen
- Reeksen: ER-spankoppen
- Scheidingvlak met de gereedschaphouder: SK 40
- Uitstekende lengte: 70 mm
- Uitloopnauwkeurigheid: ≤ 0,008 mm bij 2,5 x D
- Balanceergraad: G2.5 bij 25.000 tpm of Umax < 1 gmm
Technische gegevens
| Technologie | ER-spankoppen |
|---|---|
| Reeksen | ER-spankoppen |
| Scheidingvlak met de gereedschaphouder | SK 40 |
| Standaard voor gereedschapshouder | DIN ISO 7388-1 AD/AF |
| ER-klemformaat | ER 20 |
| Min. klemdiameter D1 [mm] | 1.0 |
| Max. klemdiameter D1 [mm] | 13.0 |
| D2 [mm] | 34.0 |
| D3 [mm] | 34.0 |
| Uitstekende lengte L1 [mm] [inch] | 70 mm / 2.8" |
| Uitstekende lengte L1 [mm] | 70.0 |
| L4 [mm] | 19.0 |
| L5 [mm] | 50.9 |
| G | M14x1 |
| Gewicht [kg] | 1.01 |
| Koelvloeistofbestendig | ja |
| Standaardlengte | 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 holes for data carriers according to DIN 69873
Toolholder changes
For automatic toolholder changes
Coolant supply
Coolant supply according to ISO 7388 AD/AF
Bores for form AF 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