Main application
MK82125/8000-H is used for grinding journals and crank pins of various kinds of marine diesel engine, internal combustion engine for locomotive, large-size compressor and other heavy duty power machinery. It is suitable for plants or repair shops engaged in single piece and small lot of production.
| Max. swing dia. of workpiece |
Ø1250 mm(to be extended toΦ1400 mm) |
| Max. workpiece length between chucks between centers |
8000 mm 8500 mm |
| Journal dia. to be ground |
Ø100~Ø400 mm |
| Pin dia. to be ground |
0~R250 mm |
| Max. workpiece weight |
10000 Kg |
| Center height |
750 mm |
| Steady rest supporting range |
Ø100~Ø400 mm |
| Wheel size Max. Min. |
Φ1600×80~120×Φ305 mm Φ1200×80~120×Φ305 mm |
| Wheel peripheral velocity |
35 m/s (constant speed) |
| Workpiece rotation speed |
4~30 r/min |
| Carriage longitudinal stroke (Axis Z) |
≥8500 mm |
| Carriage longitudinal speed (Axis Z) |
100~2000 mm/min |
| Wheel slide traverse speed (Axis X) |
0.1~2000 mm/min |
| Wheel slide min. infeed (Axis X) |
0.002 mm |
| Wheelhead motor power (AC frequency-conversion) |
30 KW |
| Headstock motor torque (AC servo) |
50 Nm |
| Tailstock motor torque (AC servo) |
50 Nm |
| Working accuracy Roundness Diameter uniformity Surface roughness (Cylindrical / endface) |
0.015 mm 0.02 mm Ra0.63/1.25 μm |
Audited Supplier 
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