Main specifications

Unit

MM7140×12

MM7140×16

Working table

Work table size(W/L)

mm

400×1250

400×1600

Max. size of work piece to be ground

mm

400×1250×400

400×1600×400

Table longitudinal travel(hydraulic)

mm

300-1350

300-1700

Speed of working table(indefinite variable)

m/min

3-25

3-25

Number of T slots of work table

                     Width

mm

3

18

 3

18

Max. allowable weight of work piece( including electromagnetic chuck)

Kg

515

660

Size of electromagnetic chuck(W×L)

mm

400×1250

400×1600

Wheel head

Distance between grinding wheel center to the work table surface

mm

175-575

175-575

Cross travel of working table slider

mm

450

450

Cross feed of wheel head(indefinite variable)

                          Continuous

                          Intermittent

m/min

mm

0.02-2

0.1-15

0.02-2

0.1-15

Feed of per cross feel handle revolution

Coarse feeding per regulation

Incremental feeding per regulation

mm

mm

mm

5

0.02

0.005

5

0.02

0.005

Feed of per vertical handle revolution

Coarse feed per handle regulation

Incremental feed per handle regulation

mm

mm

mm

0.5

0.005

0.002

5

0.005

0.002

Grinding wheel size(OD ×W×ID)

mm

Φ350×40×Φ127

Φ350×40×Φ127

Wheel head rapid up-down traverse speed

mm/min

720

720

Motor power

Power of wheel head motor     

Rotating speed

Kw

r/min

5.5

1460

5.5

1460

Hydraulic pump overflow

L /min

57

57

Electrical equipment total capacity

KVA

12

16

Working precision

Parallelism of work piece machined surface to reference surface

mm

200-300:0.003

200-300:0.003

Roughness

μm

Ra 0.16

Ra 0.16

Machine overall dimension (L×W×H)

mm

3300×2000×2300

4600×2000×2300

Package dimension (L×W×H)

cm

369×215×257

485×225×257

N.W./G.W.

Kg

4500/5000

5500/6000