Main Specifications |
Unit |
MM7140×12 |
MM7132×12 |
MM7140×16 |
Table |
Table working surface (W×L) |
mm |
400×1250 |
320×1600 |
400×1600 |
Max. size of workpiece to be ground (W×L×H) |
mm |
400×1250×400 |
320×1600×400 |
400×1600×400 |
Table Longitudinal travel (Hydraulic) |
mm |
300-1350 |
300-1700 |
300-1700 |
Speed of table (Stepless) |
m/min |
3-25 |
3-25 |
3-25 |
Table "T" slots Width |
mm |
3 18 |
3 18 |
3 18 |
Max.allowable weight of workpiece (Including electromagnetic chuck) |
kg |
514 |
530 |
660 |
Electromagnetic chuck size (W×L) |
mm |
400×1250 |
320×1600 |
400×1600 |
Grinding wheel head |
Distance from grinding wheel spindle-axis to table surface |
mm |
175-575 |
175-575 |
175-575 |
Max.travel of table or saddle |
mm |
450 |
370 |
450 |
Automatic cross-feed of saddle (Stepless) Continuous Intermittent |
m/min mm/m |
0.02-2 0.1-15 |
0.02-2 0.1-15 |
0.02-2 0.1-15 |
Cross feed handle graduated Cross feed dial graduated to Micro-crossfeed dial graduated to |
mm mm mm |
5 0.02 0.005 |
5 0.02 0.005 |
5 0.02 0.005 |
Down feed handle graduated to Cross feed dial graduated to Micro-crossfeed dial graduated to |
mm mm mm |
0.5 0.005 0.002 |
0.5 0.005 0.002 |
0.5 0.005 0.002 |
Grinding wheel size (O.D×W×I.D) |
mm |
φ350×40×φ127 |
φ350×40×φ127 |
φ350×40×φ127 |
Wheel-head rapid up-down traverse speed |
mm/min |
720 |
720 |
720 |
Motor power |
Grinding wheel motor power Speed |
kW r/min |
5.5 1460 |
5.5 1460 |
5.5 1460 |
Hydraulic Pump Flow |
L/min |
57 |
57 |
57 |
Electrical equipment total capacity |
KVA |
12 |
1 6 |
16 |
work accuracy |
Max. deviation between workpiece and table surface |
mm |
200-320:0.003 |
200-320:0.003 |
200-320:0.003 |
Roughness of Workpiece |
μm |
Ra0.16 |
Ra0.16 |
Ra0.16 |
Base parameter |
Overall dimensions (L×W×H) |
mm |
3300×2000×2300 |
4600×2000×2300 |
4600×2000×2300 |
Packing case dimensions (L×W×H) |
cm |
369×215×257 |
485×225×257 |
485×225×257 |
N.W |
kg |
4500 |
5300 |
5500 |