MACHINE SPECIFICATIONS
| SUB-SPINDLE ( OPTIONAL )*3 |
GS-4000 / L / L² / L³ |
GS-4300 / L / L² / L³ |
| Chuck size |
8" |
| Hole through spindle |
Ø 55 mm ( 2.17" ) |
| Spindle bearing diameter |
Front : Ø 100 mm ( 3.94" ) / Rear : 70 mm ( 2.76" ) |
| Spindle nose |
A2-6 |
| Spindle motor type |
18 / 21 kW ( 24 / 28 HP ) ( BiI112L / 15,000 ) |
| Motor output ( Cont. / 15 min. ) |
15 / 18.5 kW ( 20 / 25 HP ) |
| Motor full output speed |
5,000 rpm |
| Spindle drive system |
Direct built-in motor ( Integrated Motor ) |
| Spindle drive ratio |
1 : 1 |
| Spindle speed range |
4,800 rpm |
| Spindle torque ( Cont. / 15 min. ) |
95.5 / 118 N-m ( 70 / 87 ft-lbs ) |
| B-axis travel |
800 / 1,550 / 2,350 mm ( 31.5" / 61.02" / 92.52" ) |
| B-axis rapid |
24 / 24 / 16 / — m/min. ( 945 / 945 / 630 / — IPM ) |
| Slide way type |
Hardened & Ground Box Ways |
| B-axis servo motor |
AC 3.0 kW ( 4.1 HP, FANUC α12 / 3,000i , Absolute encoder , 1,000,000 / rev ) |
| B-axis ball screw Ø [ pitch ] |
Ø 36 mm [ 10 ] / Ø 40 mm [ 10 ] / Ø 50 mm [ 12 ] |
| B-axis thrust ( Cont. ) |
769 / 769 / 640 / — Kgf ( 1,692 / 1,692 / 1,408 / - lbs. ) |
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