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STEFOR RTA 500 is a surface grinder engineered for precision, high accuracy and reliability. Table 665x205 mm; grinding length 500 mm; grinding width 200 mm; table‑to‑spindle centre 425 mm; travels X 550 mm, Y 200 mm. Wheel Ø225x30 mm, 2,800 rpm; automatic cross‑feed stepless 1–30 m/min; table speeds 1–22 m/min; supply 3x380V 50Hz; spindle motor 2 CV; total power 3 CV; weight ~850 kg; machine dims 1500x1300x1700 mm; control 1000x600x850 mm. Accessories: coolant system, magnetic plate 665x200 mm, redressing device and set of grinding wheels. Achieves tight tolerances; suited to automotive, aerospace, toolmaking, moulds and medical sectors.
Technical specifications are subject to change without notice
| Table length | 665 mm |
| Table width | 205 mm |
| Grinding length | 500 mm |
| Grinding width | 200 mm |
| Execution: | |
| hydraulic | |
| Max. distance from table | |
| to spindle-centreline | 425 mm |
| Longitudinal travel (X-axis) | 550 mm |
| Transversal travel (y axis) | 200 mm |
| Automatic cross-feed: | |
| stepless | |
| from | 1 m/min |
| up to | 30 m/min |
| Table speeds: | |
| stepless | |
| from | 1 m/min |
| up to | 22 m/min |
| Diameter of grinding wheel | 225 mm |
| Width of the grinding wheel | 30 mm |
| Grinding wheel speeds fix | 2800 t/min |
| Voltage 50 Hz 3x | 380 Volt |
| Grinding spindle motor | 2 CV |
| Total power required | 3 CV |
| Machine's weight about | 850 kg |
| Overall dimensions machine: | |
| Length | 1500 mm |
| Width | 1300 mm |
| Height | 1700 mm |
| Dimensions of the control: | |
| Length | 1000 mm |
| Width | 600 mm |
| Height | 850 mm |
| Various accessories: | |
| Coolant system | |
| Magnetic plate: | |
| Length | 665 mm |
| Width | 200 mm |
| Redressing device | |
| Set of grinding wheels |
