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Model | Unit | MD618 | MD820 | ||||
Bench | Worktable size(L*W) | mm | 460*180 | 480*200 | |||
Max travel of table(L*W) | mm | 500*190 | 530*220 | ||||
Table max cutting area(L*W) | mm | 500*190 | 530*220 | ||||
Number of T-Slot | mm | 1*14 | 1*14 | ||||
Grinding head | Distance from Table Surface To Spindle Center | mm | 335 | 440 | |||
Wheel Size(dia * width* bore) | mm | Φ180*13*φ31.75 | Φ200*20*φ31.75 | ||||
Spindle speeds (50HZ) | r/m | 2850 | 2850 | ||||
The amount of feed | Table longitudinal (left and right) speed (stepless) | m/min | 3--23 | 3--23 | |||
Table horizontal (before and after) the amount of feed | Continuous (variable speed) | mm/min | 150 | 150 | |||
Intermittent (stepless) | mm | 0-5 | 0-5 | ||||
The handwheel rotatos | mm | 2.5 | 2.5 | ||||
Hand wheel each grid | mm | 0.02 | 0.02 | ||||
Vertical (up and down) feed | Handwheel rotates | mm | 1.25 | 1.25 | |||
Hand wheel each grid | mm | 0.01 | 0.01 | ||||
Reversing feeder | The total input power | w | 150 | 150 | |||
X-feeder outout speed | /min | 0--225 | 0--225 | ||||
X-feeder size | m | 280*130*120 | 280*130*120 | ||||
X-feeder outout speed | /min | 0--120 | 0--120 | ||||
X-feeder size | m | 280*130*120 | 280*130*120 | ||||
Motor power | Spindle motor | kw | 1.1 | 1.5 | |||
Cooling motor | w | 40 | 40 | ||||
Weight of machine& working precision | The machined surface of the base of parallelism | mm | 300/0.005 | 300/0.005 | |||
Surface Roughness | μm | Ra0.32 | Ra0.32 | ||||
Net weight | kg | 750 | 800 | ||||
Cross weight | kg | 800 | 890 | ||||
Machine size (L*W*H) | mm | 1200*1100*1700 | 1680*1140*1760 |