KRONOS L 660
The KRONOS L 660 offers high performance for machining large workpieces. The centerless grinding machine combines cost-cutting production advantages with the highest grinding quality.
Machine description:
- Working range 5...250 mm, plunge length up to 655 mm
- Thermally stable, vibration-damping GRANITAN® machine bed
- Slide systems for grinding and regulating wheel side
- CBN-capable up to 120 m/s
- Hydrodynamic grinding and regulating spindles
- Short set-up times thanks to modular dressing system
- Designed for mass production
- User-specific software for all centerless grinding requirements
- Highest safety standard thanks to full enclosure
- Maintenance and service friendly SIEMENS SINUMERIK 840D sl control system
Possible technologies:
- Plunge cut grinding
- Throughfeed grinding
- Plunge cut grinding in mass production
Specifications
|
Workpiece diameter |
mm |
5-250 |
|
Workpiece length plunge cut grinding, max. |
mm |
655 |
| Grinding wheel | ||
|
Grinding wheel diameter, max. |
mm |
660 |
|
Grinding wheel width, max. |
mm |
660 |
| Grinding wheel peripheral speed (optional CBN) | m/s | 63 (90/120) |
|
Grinding wheel driving power |
kW |
51/95 |
|
Regulating wheel |
|
|
| Regulating wheel diameter, max. | mm | 400 |
| Regulating wheel width, max. | mm | 660 |
| Regulating wheel rpm range, infinitely variable | min-1 | 5-600 |
| Regulating wheel driving power | kW | 12 |
|
SINUMERIK 840D sl control system |