M1420 External Cylindrical Grinding Machine Vertical Rapid Lifting Precision Grinder

External grinding diameters

mm

φ8~200

Internal grinding diameters

mm

φ13~100

Center height

mm

135

Headstock spindle rotation speed

R/min

50Hz:25~380 stepless

Max. Worktable traverse

mm

750

Hydraulic travel speed

M/min

0.1-4

Max. Workpiece weight

kg

50

Grinding length external/internal

mm

500/125

Swivel range of worktable

°

-5~+9°

Max. Wheel peripheral speed

m/s

38

External wheel size

mm

Max.φ400x50xφ203
Minφ280x50xφ203

Internal wheel spindle rotating-speed

r/min

10000

Headstock and railstock center

Morse

NO.4

Totao motor power

kw

5.625

Machine overall dimension(L*W*H)

mm

2200*1600*1700

Working accuracy

Roundness(O.D/I.D)

1.5/2.5μm(O.D/I.D)

Uniformity of dia.in longitudinal section(O.D/I.D)

5/8μm(O.D/I.D)

Surface roughness(O.D/I.D)

Ra0.32/0.63μm(O.D/I.D)

Standard Accessories

Coolant tank

set

1

Grinding wheel dresser

set

1

Wheel hub

set

1

Wheel balancing mandrel

set

1

Internal grinding tool

set

1

3-kaw chuck

set

1

Open-type steady/rest

set

1

Driving dog

set

1

Carbide-tipped center

pcs

2

Leveling wedge

pcs

3

Quill shaft for internal grinding

set

2

Optional Accessories(extra cost)

Radius dresser

set

1

Close-type steady-rest

set

1

Wheel balancing stand

set

1