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Vertical Fine Boring Machine T7220B
The T7220B Vertical fine boring machine is mainly used to bore high accurate holes of cylinder body and engine sleeve and other accurate holes.
The table longitudinal and latitudinal moving device;
The workpiece fast centering device;
Boring measuring device;
Also provides optional digital readout for the table's longitudinal and cross moving accessories to serve the users.
| Model | T7220B | |
| Max. boring Diameter | Φ200mm | |
| Max. Boring Depth | 500mm | |
| Spindle Speed Range | 53-840rev/min | |
| Spindle Feed Range | 0.05-0.20mm/rev | |
| Distance from Spindle Axis to Carriage Vertical plane | 315mm | |
| Table Longitudinal Travel | 900mm | |
| Table cross travel | 100mm | |
| Machining accuracy | Dimension Accuracy | 1T7 |
| Roundness | 0.005 | |
| Cylindricity | 0.02/300 | |
| Surface roughness | Ra0.8-1.6 | |
| Overall Dimensions(L×W×H) | 2250×1588×2335mm | |
| N.W/G.W | 3300/3800kg | |
| Packing dimensions(L×W×H) | 1830×1800×2620mm | |
