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