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MACHINE SPECIFICATIONS

GS-4000 Series
SUB-SPINDLE ( OPTIONAL )*3 GS-4000 / L / L² / L³ GS-4300 / L / L² / L³
Chuck size 8"
Hole through spindle Ø 55 mm
Spindle bearing diameter Front : Ø 100 mm / Rear : 70 mm
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
B-axis travel 800 / 1,550 / 2,350 mm
B-axis rapid 24 / 24 / 16 / — m/min.
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

Specifications are subject to change without notice.
1* Individual models may vary, detail specification please contact with Goodway.
2* Option.
3* Not available on L³ series.

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