Model                                     mm 

EXT-420N

EXT-560N

Diameter of table fixed side         mm

Ø250

Ø650

Center bore                              mm

Ø80

Ø100

Indexing accuracy (Accumulative)     arc/sec

4"

4"

Repeatability accuracy                   arc/sec

±1"

±1"

Index number (Standard)

2 / 3 / 4 / 6 / 8 / 12 / 24 (choice of one)

Index number (Special)

5 / 9 / 10 / 20 ... (special order)

Rotating Direction

CW & CCW

Install

Horizontal and Vertical

Center bore runout                     mm

0.02

0.02

Table top runout                        mm

0.01

0.01

Table top flatness                       mm

0.015

0.015

Clamping device (Hydraulic)          kg/cm2

35

35

Clamping Torque                        kg

3300

7580

Servo motor (optional)

HC-SFS202

HC-SFS3532

HC-SFS3532

Max Rotation Speed

Table             rpm

33.3

33.3

22.2

Motor            rpm

2000

2000

2000

Gear ratio

1/60

1/60

1/90

Permissible instant inertia GD2           kg-m2

110

195

380

Rotation Torque                         kg-m

44

76.5

150

Durable Cutting Torque

FxR            kg-m

500

1800

FxL            kg-m

300

800

Load Capacity

Vertical       kg

350

700

Horizontal    kg

200

400

Net weight                               kg

214

374