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020488 - KELLENBERGER UR-H 305 x 1000
Special Price
CHF 25 000
Special offer machines are sold as-is, without any warranty or inspection from us.
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KELLENBERGER UR-H 305 x 1000 is a CNC cylindrical grinder engineered for high precision, excellent accuracy and reliability. Capacities: centre height 225/305 mm, distance between centres 1000 mm, diameter 449 mm, max workpiece weight 200 kg; left wheel Ø500×80, bore 203 mm; right wheel Ø400×40, bore 127 mm; B-axis +30/−190°; travels X 350 mm, Z 1160 mm. Key specs: wheel speed up to 1720 rpm, peripheral speed 45 m/s; work spindle stepless 5–500 rpm, rotatable −10/+100°, taper MT/CM 5; feeds X 8 m/min, Z 16 m/min; power 3×380 V 50 Hz, 25 kW; weight ~6000 kg; overall 2850×2200×2100 mm; control 550×450×900 mm. Accessories: KELSET, coolant system, redressing device, internal grinding attachment without spindle, set of flanges/wheels, balancing arbor, lamp, magnetic chucks (300/500 mm), electronic hand control. Delivers tight tolerances; suited to automotive, aerospace, toolmaking, medical and watchmaking.
| Centre height | 225 / 305 mm |
| Distance between centres | 1000 mm |
| Travels: | |
| Z axis | 1160 mm |
| X axis | 350 mm |
| Workpiece weight on centres max. | 200 kg |
| Diameter | 449 mm |
| Grinding weehl left side: | |
| Diameter | 500 mm |
| Width | 80 mm |
| Bore | 203 mm |
| Grinding wheel right side: | |
| Diameter | 400 mm |
| Width | 40 mm |
| Bore | 127 mm |
| B axis swivelling range | +30 / -190 ° |
| Grinding wheel speeds: | |
| up to | 1720 t/min |
| Rotatable grinding spindle head (b-axis) | 270 ° |
| Peripheral speed | 45 m/s |
| Work piece spindle head: | |
| speeds: | |
| stepless | |
| from | 5 t/min |
| up to | 500 t/min |
| rotatable | -10 / +100 ° |
| taper in spindle: MT | 5 |
| Tailstock: | |
| con regolazione micrometrica | |
| Taper in tailstock: | 4 CM |
| Tailstock travel of barrel | 50 mm |
| Feeds: | |
| X axis | 8 m/min |
| Resolution | µm |
| Z axis | 16 m/min |
| Resolution | µm |
| Max. table angular displacement | -1 / +11 ° |
| Voltage 50 Hz 3x | 380 Volt |
| Total power required | 25 kW |
| Machine's weight about | 6000 kg |
| Overall dimensions machine: | |
| Length | 2850 mm |
| Width | 2200 mm |
| Height | 2100 mm |
| Dimensions of the control: | |
| Length | 550 mm |
| Width | 450 mm |
| Height | 900 mm |
| Various accessories: | |
| Aumentare | 80 mm |
| Coolant system | |
| Automatic setting tool | KELSET |
| Redressing device | |
| Internal grinding attachment without spindle | |
| Set of flanges | |
| Set of grinding wheels | |
| Balancing arbor | |
| Lamp | |
| Macnetic chuck diameter | (2x) 300 / 500 mm |
| Electronic hand held control |
