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Johnford - GT Series - GT- 40 / 80 / 120 / 160 / 200 / 240 / 275 / 320 / 355 / 395
Johnford - GT Series - GT- 40 / 80 / 120 / 160 / 200 / 240 / 275 / 320 / 355 / 395

Great Turning Centers

JOHNFORD offers you the best performance in large turning centers with our advanced manufacturing ability.

ITEM \ MODEL GT-40 GT-80 GT-120 GT-160 GT-200 GT-240 GT-275 GT-320 GT-355 GT-395
Swing over bed (mm) Ø1550(Ø61")
Swing over cross slide (mm) Ø1270(Ø50")
Distance between centers (mm) 1000(39.4") 2000(78.7") 3000(118.1") 4000(157.5") 5000(196.9") 6000(236.2") 7000(275.6") 8000(315") 9000(354.3") 10000(393.7")
Chuck size (inch) D:20" / E, F, G, H, I:24" / J,K: 40"
Spindle nose D, E, F: A2-15 / G, H, I:A2-20 / J:A2-28 / K:A2-32
Spindle bore (mm) D: φ 185(φ7.3") / E: φ 235(φ9.3") / F: φ 255(φ10") / G: φ 318(φ12.5") / H: φ 360(φ14.1") / I: φ 410(φ16.1") / J: φ 535(φ21.1") / K: φ 610(φ24")
Spindle speed step (s) Auto 4-Speeds
Spindle speed range (rpm) D: 1000 / E: 750 / F: 600 / G:500 / H: 400 / I: 300 / J:250 / K: 220
Spindle motor (kW) 30 / 37 37 / 45
Spindle bearing diameter (mm) D: φ 240(φ9.4") / E: φ 280(φ11") / F: φ 305(φ12") / G: φ 381(φ15") / H: φ 457(φ18") / I: φ 508(φ20") / J: φ 610(φ24") / K: φ 700(φ27.6")
No. of tools 12
Cross travel (X-axis) (mm) 685(27")
Longitudinal travel (Z-axis) (mm) 1000(39.4") 2000(78.7") 3000(118.1") 4000(157.5") 5000(196.9") 6000(236.2") 7000(275.6") 8000(315") 9000(354.3") 10000(393.7")
Rapid traverse (m/min) X:12 / Z:15 X:10 / Z:12 X:10 / Z:10
Tailstock travel (mm) 700(27.6") 1700(66.9") 2700(106.3") 3700(145.7") 4700(185") 5700(224.4") 6700(263.8") 7700(303.1") 8700(342.5") 9700(381.9")
Tailstock quill travel (mm) 200(7.9")
Tailstock quill diameter (mm) Ø200(Ø7.9")
Tailstock spindle taper (Rotary) MT#7
Servo motor (X-axis) (kW) 7
Servo motor (Z-axis) (kW) 7 9
Bed inclination 45°
Weight (kg) 27650(60830 lb) 32000(70400 lb) 36350(79970 lb) 40700(89540 lb) 45050(99110 lb) 49400(108680 lb) 53750(118250 lb) 58100(127820 lb) 62450(137390 lb) 66800(146960 lb)
Machine Dimensions
(mm)
W x H 4050 x 4700(159.4"x185")
L 8900(350.4") 9900(389.8") 10900(429.1") 11900(468.5") 12900(507.9") 13900(547.2") 14900(586.6") 15900(626") 16900(665.4") 17900(704.7")
  • All data subject to change without notice
  • All the specifications are listed with the FANUC CNC system and 12-angle turret
STANDARD ACCESSORIES OPTIONAL ACCESSORIES
  1. Coolant system
  2. Splash guard
  3. Through hole 3-jaw chuck
  4. Programmable hydraulic tailstock
  5. Chain type chip conveyor
  6. Tool box and various manuals
  7. Tool holders (direct mounting type)
  8. Auto lubrication with alarm
  9. Halogen working lamp
  1. C-axis (Live Tooling)
  2. Contact tool setting system (Renishaw TS-20 or BULM NT-A2 / NT-A3)
  3. Tool holders (VDI type)
  4. Twin spindle