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| Description | Unit | M7140/M7140D | M7140A*1600 | M7140A*2200 | |
| Table size(L*W) | mm | 1000*400 | 1600*400 | 2200*400 | |
| Max.grinding size of work piece(L*W) | mm | 1000*400*400 | 1600*400*400 | 2200*400*400 | |
| Longitudinal travel | mm | 200-1100 | 200-1700 | 200-2300 | |
| Magnetic chuck size | mm | 400*1000 | 400*1600 | 400*2200 | |
| Max. loading of table(including magnetic chuck) | kg | 630 | 1000 | 1380 | |
| Table longitudinal speed | mm/min | 3~27 | |||
| T-slot of table(No.*width) | mm | 3*18 | |||
| Distance from spindle center to table surface | mm | 600 | |||
| Wheel size(OD*Width*ID) | mm | 400*40*127 | |||
| Spindle speed(step less) | r/min | 1440 | |||
| Worktable speed | m/min | 3~27 | |||
| Wheel head Transverse moving | Continuous feed rate | m/min | 0.5-4.5 | ||
| Intermittent feed | mm/t | 3~30 | |||
| Hand wheel feed per gra. | mm/gra. | 0.02 | |||
| Wheel vertical moving | Rapid speed | mm/min | 400 | ||
| Hand wheel feed per gra. | Mm/gra. | 0.005 | |||
| Hand wheel feed per rev. | Mm/rev. | 0.645 | |||
| Spindle motor | KW | 7.5 | |||
| Hydraulic motor | KW | 3 | |||
| Coolant motor | KW | 0.125 | |||
| Elevating motor | KW | 0.37 | |||
| Total rated power | KW | 11 | |||
| Surface roughness | μm | Ra0.63 | |||
| Gross weight | kg | 4700 | 6600 | 8000 | |
| Package dimension(L*W*H) | cm | 295*220*233 | 500*220*233 | 680*220*233 | |
Product Features
High strength cast iron foundation
Machine transverse moves hydraulically or manually;
Longitudinal moves hydraulically with variable speed
Vertical moves by servo motor and PLC controller realizing auto feed
The machine is suitable for heavy duty grinding with high grinding efficiency
Forced lubrication guideway, prolong the service life of machine.
Application
The machine uses the periphery of the grinding wheel to grind all kinds of workpiece planes made of steel, cast iron and non-ferrous metals, and is suitable for all kinds of machining workshops and machine repair workshops.
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