ROTA THW plus 260-81 A8-GBK
3-jaw power chuck with jaw quick-change for standard stroke cylinder
ID 800633
Power lathe chuck with standard jaw quick-change system
Product features:
Product features:
- 3-jaw wedge-bar chuck
- Jaw quick-change system
- Through-hole: 81 mm
- Spindle holder: ISO 702-1 Nr. 8
- Jaw interface: Straight serration
- Stroke per jaw: 8.2 mm
- Tooth pitch: 5.498 mm
- Piston stroke: 28 mm
- Max. clamping force: 115 kN
- Max. actuating force: 65 kN
- Max. rotational speed: 4000 1/min
- Weight: 45 kg
Technical details
| Spindle type | ISO 702-1 |
|---|---|
| Spindle size | Nr. 8 |
| Serration | Straight serration |
| Max. rotational speed [1/min] | 4000.0 |
| Max. clamping force [kN] | 115.0 |
| Max. actuating force [kN] | 65.0 |
| Stroke/jaw [mm] | 8.2 |
| Tooth pitch [mm] | 5.498 |
| Piston stroke (H) [mm] | 28.0 |
| Moment of inertia [kgm²] | 0.41 |
| Weight [kg] | 45.0 |
Clamping force-RPM-diagram
Clamping force-RPM-diagram
- X-axis:
- n [min-1]
- Y-axis:
- Fsp [kN]
- brown
-
SHF 250
- red
-
SFA 250
- yellow
-
GST 251
- green
-
Required minimum clamping force Fspmin 33%
Scope of delivery
Chuck, 1 set of base jaws with screws, jaw change wrench, chuck mounting screws, mounting wrench for turnable threaded ring, eye bolt, and operating manual