TECHNICAL SPECIFICATION

GR-412

GR-512

GR-516

GR-616

• Drilling capacity in steel

mm

40

50

50

60

• Drilling capacity in cast iron

mm

50

63

63

75

• Spindle sleeve stroke

mm

320

320

320

320

• Column diameter

mm

320

320

360

360

• Min. distance column edge – spindle center

mm

350

350

350

350

• Max. distance column edge – spindle center

mm

1250

1250

1600

1600

• Drilling slide stroke on arm

mm

900

900

1250

1250

• Arm sroke on column

mm

730

730

735

735

• Min. distance from base plate to spindle

mm

205

205

270

270

• Max. distance from base plate to spindle

mm

1255

1255

1345

1345

• Width of base plate working surface

mm

850

850

1000

1000

• Length of base plate working surface

mm

1350

1350

1700

1700

• Spindle taper

-

Morse 4

Morse 5

Morse 5

Morse 5

• Number of speed steps

-

18

18

18

12

• Speed range

rpm

40-1800

40-1800

40-1800

36-1600

• Number of feed steps

-

8

8

8

8

• Feed range

mm/rev

0.04-0.63

0.04-0.63

0.04-0.63

0.04-0.63

• Max. axial force

daN

1000

1400

1400

1500

• Power of main motor

kW

3

4

4

4

• Machine length

mm

1950

1950

2640

2640

• Machine width

mm

900

900

1050

1050

• Machine height

mm

2655

2655

2965

2880

• Machine net weight

kg

3500

3550

4000

4350

TECHNICAL SPECIFICATION

GR-820

GR-825

GR-1030

• Drilling capacity in steel

mm

80

80

100

• Drilling capacity in cast iron

mm

100

100

120

• Spindle sleeve stroke

mm

400

400

400

• Column diameter

mm

500

550

650

• Min. distance column edge – spindle center

mm

400

400

455

• Max. distance column edge – spindle center

mm

2000

2500

3000

• Drilling slide stroke on arm

mm

1600

2100

2545

• Arm sroke on column

mm

780

980

1180

• Min. distance from base plate to spindle

mm

400

500

500

• Max. distance from base plate to spindle

mm

1800

1900

2100

• Width of base plate working surface

mm

1170

1260

1550

• Length of base plate working surface

mm

2185

2700

3160

• Spindle taper

-

Morse 6

Morse 6

Morse 6

• Number of speed steps

-

24

24

24

• Speed range

rpm

20 – 1400

20 – 1400

10 – 740

• Number of feed steps

-

12

12

12

• Feed range

mm/rev

0.045 – 1.5

0.045 – 1.5

0.045 – 1.5

• Max. axial force

daN

2640

2640

3400

• Power of main motor

kW

7.5

7.5

11

• Machine length

mm

3325

3740

4715

• Machine width

mm

1180

1280

1570

• Machine height

mm

3775

3540

4235

• Machine net weight

kg

8000

9500

11550