Model

MM7140

Table working surface(W×L) 

400×1000mm

Max. size of workpiece to be ground(W×L×H)

400×1000×400mm

Table longitudinal travel (hydraulic)

200-1100mm

Table speed (stepless)     

3-25 m/min

Table

T slots

3

Width    

18mm

Distance from grinding wheel spindle-axis to table surface

200-600mm

Max. travel of wheel-head

Cross(manual or hydraulic)

430mm

Vertical (manual or power-operated)

400mm

Automatic cross-feed
of wheel-head (stepless)

Continuous

0.1-3.5 m/min

Intermittent

3-30 mm/stroke of table

Wheel-head feed for each turn of hand-wheel

Cross

3mm

Vertical 

0.5mm

Min. down-feed hand-wheel dial graduated to    

0.005mm

Workpiece surface finish ground parallel with the
datum surface     

1000:0.01mm

Workpiece surface roughness     

Ra0.16μm

Grinding wheel size(O.D×W×I.D)    

400×50×203mm

Wheel-head rapid up-down traverse speed     

310 mm/min

Hydraulic pump

type

YB1-50

Delivery

47L/min

Electrical equipment total capacity

12kVA

Grinding wheel
motor

Power     

7.5 kW

Speed 

1440r/min

Hydraulic pump
motor

Power     

2.2kW

Speed 

940r/min

Wheel-head rapid
elevation motor

Power     

0.37kW

Speed 

1400r/min

Coolant type

pump

DB-100

Delivery

100L/min

Coolant pump
motor

power     

0.25 kW

Speed  

3000r/min

Magnetic segregator 

type

MQ1

Delivery

100L/min

Max. allowable weight of workpiece
(Including electromagnetic chuck)

624kgs

Electromagnetic chuck(W×L)  

400×1000mm

Overall dimensions(L×W×H) 

3480×1736×2280mm

Packing case dimensions(L×W×H)   

3840×1910×2620mm

N.W/G.W 

4500/5000kgs