CNC internal grinding machines can be divided into ordinary internal grinding machines and universal internal grinding machines.
| I.D.to be ground(mm) | 15~100mm | |
| Grinding depth(mm) | 150mm | |
| Swing of workpiece(mm) | 280mm | |
| Travel of worktable(mm) | 500mm | |
| Wheelhead travel(mm) | 180mm | |
| Feed resolution(mm) | 0.001mm | |
| Work speed(r/min) | 100~800r/min | |
| Wheel speed(r/min) | 15000~51000 r/min | |
| Total power(kw) | 25Kw | |
| Machine dimensions(mm) | 2700X1500X1750mm | |
| Machine wight(kg) | About 3000Kg | |
| Operating accurscy | Circular degree(mm) | 0.003mm |
| Cylindricity(mm) | 0.004mm | |
| Toughness degree(μm) | Ra0.63μm | |
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