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Feature
Grinding Cycle
1. Plunge grinding
2. Traverse grinding
Both sides feed
LHS feed
RHS feed
3. Plunge
Both sides feed
LHS feed
RHS feed
4. OD +End Face Grinding
Grinding Example
Specification
| Model | G25A-50CNC | G32A-60CNC | G32A-100CNC | G32A-150CNC | G32A-200CNC | G38A-50CNC | G38A-100CNC | G38A-150CNC | G38A-200CNC |
|---|---|---|---|---|---|---|---|---|---|
| Grinding Capacity | |||||||||
| Swing over table | Ø10.10″ | Ø12.6″ | Ø12.6″ | Ø12.6″ | Ø12.6″ | Ø15″ | Ø15″ | Ø15″ | Ø15″ |
| Distance between centers | 20″ | 24″ | 40″ | 60″ | 80″ | 24″ | 40″ | 60″ | 80″ |
| Max. grinding diameter | Ø9″ | Ø11.8″ | Ø11.8″ | Ø11.8″ | Ø11.8″ | Ø14″ | Ø14″ | Ø14″ | Ø14″ |
| Max. grinding length – dresser on workhead side | 13.7″ | 17.7″ | 33″ | 53″ | 73″ | 17.7″ | 33″ | 53″ | 72″ |
| Max. grinding length – dresser on tailstock side (Opt.) | 20″ | 24″ | 40″ | 60″ | 80″ | 24″ | 40″ | 60″ | 80″ |
| Max. load held between center | 176 Lbs. | 330 Lbs. | 330 Lbs. | 330 Lbs. | 350 Lbs. | 330 Lbs. | 330 Lbs. | 330 Lbs. | 550 Lbs. |
| Center distance between spindle & slide table | 5″ | 6″ | 6″ | 6″ | 6″ | 7.5″ | 7.5″ | 7.5″ | 7.5″ |
| Grinding Wheel | |||||||||
| Infeed angle | 60 deg | 60 deg | 60 deg | 60 deg | 60 deg | 60 deg | 60 deg | 60 deg | 60 deg |
| Diameter x Width x Bore | Ø18″x2″xØ5″ | Ø20″x2-4″xØ6″ (Ø24″x2-4″xØ8″ Opt.) | Ø20″x2-4″xØ6″ (Ø24″x2-4″xØ8″ Opt.) | Ø20″x2-4″xØ6″ (Ø24″x2-4″xØ8″ Opt.) | Ø20″x2-4″xØ6″ (Ø24″x2-4″xØ8″ Opt.) | Ø20″x2-4″xØ6″ (Ø24″x2-4″xØ8″ Opt.) | Ø20″x2-4″xØ6″ (Ø24″x2-4″xØ8″ Opt.) | Ø20″x2-4″xØ6″ (Ø24″x2-4″xØ8″ Opt.) | Ø20″x2-4″xØ6″ (Ø24″x2-4″xØ8″ Opt.) |
| Motor rated power / max. torque | 5HP / 13Nm | 10HP/49Nm (Opt.15HP/ 71Nm) | 10HP/49Nm (Opt.15HP/ 71Nm) | 10HP/49Nm (Opt.15HP/ 71Nm) | 10HP/49Nm (Opt.15HP/ 71Nm) | 10HP/49Nm (Opt.15HP/ 71Nm) | 10HP/49Nm (Opt.15HP/ 71Nm) | 10HP/49Nm (Opt.15HP/ 71Nm) | 10HP/49Nm (Opt.15HP/ 71Nm) |
| Wheel speed | 1400 rpm | 1250 (Opt.1650) rpm | 1250 (Opt.1650) rpm | 1250 (Opt.1650) rpm | 1250 (Opt.1650) rpm | 1250 (Opt.1650) rpm | 1250 (Opt.1650) rpm | 1250 (Opt.1650) rpm | 1250 (Opt.1650) rpm |
| Workhead | |||||||||
| Swiveling angle | 90 deg | 90 deg | 90 deg | 90 deg | 90 deg | 90 deg | 90 deg | 90 deg | 90 deg |
| Spindle speed (infinite variable) | 10～600 rpm | 10～600 rpm | 10～600 rpm | 10～600 rpm | 10～600 rpm | 10～600 rpm | 10～600 rpm | 10～600 rpm | 10～600 rpm |
| Motor rated power / max. torque | 1 HP | 2 HP | 2 HP | 2 HP | 2 HP | 2 HP | 2 HP | 2 HP | 2 HP |
| Center taper | MT3 | MT4 (Opt. MT5) | MT4 (Opt. MT5) | MT4 (Opt. MT5) | MT4 (Opt. MT5) | MT4 (Opt. MT5) | MT4 (Opt. MT5) | MT4 (Opt. MT5) | MT4 (Opt. MT5) |
| Spindle type | Fixed or Rotary | Fixed or Rotary | Fixed or Rotary | Fixed or Rotary | Fixed or Rotary | Fixed or Rotary | Fixed or Rotary | Fixed or Rotary | Fixed or Rotary |
| Diameter of bore | Ø0.787″ | Ø1.023″ | Ø1.023″ | Ø1.023″ | Ø1.023″ | Ø1.023″ | Ø1.023″ | Ø1.023″ | Ø1.023″ |
| Tailstock | |||||||||
| Quill travel | 1″ | 1″ (Opt.2″/3″) | 1″ (Opt.2″/3″) | 1″ (Opt.2″/3″) | 1″ (Opt.2″/3″) | 1″ (Opt.2″/3″) | 1″ (Opt.2″/3″) | 1″ (Opt.2″/3″) | 1″ (Opt.2″/3″) |
| Center taper | MT3 | MT4 (Opt. MT5) | MT4 (Opt. MT5) | MT4 (Opt. MT5) | MT4 (Opt. MT5) | MT4 (Opt. MT5) | MT4 (Opt. MT5) | MT4 (Opt. MT5) | MT4 (Opt. MT5) |
| X axis | |||||||||
| Travel | 7.8″ | 11″ | 11″ | 11″ | 11″ | 11″ | 11″ | 11″ | 11″ |
| Max. rapid feedrate | 236 In/min | 236 In/min | 236 In/min | 236 In/min | 236 In/min | 236 In/min | 236 In/min | 236 In/min | 236 In/min |
| Heidenhain linear scale resolution | 0.000002″ | 0.000002″ | 0.000002″ | 0.000002″ | 0.000002″ | 0.000002″ | 0.000002″ | 0.000002″ | 0.000002″ |
| Min. increment | 0.000010″ | 0.000010″ | 0.000010″ | 0.000010″ | 0.000010″ | 0.000010″ | 0.000010″ | 0.000010″ | 0.000010″ |
| Servo motor rated power | 1.6(F)/2(M) HP | 2.5(F)/3(M) HP | 2.5(F)/3(M) HP | 2.5(F)/3(M) HP | 2.5(F)/3(M) HP | 2.5(F)/3(M) HP | 2.5(F)/3(M) HP | 2.5(F)/3(M) HP | 2.5(F)/3(M) HP |
| Z axis | |||||||||
| Travel | 29.5″ | 35″ | 51″ | 76″ | 96″ | 35″ | 51″ | 76″ | 96″ |
| Swiveling angle | ±7 deg | ±9 deg | ±7 deg | ±5 deg | ±5 deg | ±9 deg | ±7 deg | ±5 deg | ±5 deg |
| Max. rapid feedrate | 314 In/min | 394 In/min | 394 In/min | 394 In/min | 394 In/min | 394 In/min | 394 In/min | 394 In/min | 394 In/min |
| Min. increment | 0.000010″ | 0.000010″ | 0.000010″ | 0.000010″ | 0.000010″ | 0.000010″ | 0.000010″ | 0.000010″ | 0.000010″ |
| Servo motor rated power | 1.6(F)/2(M) HP | 2.5(F)/3(M) HP | 2.5(F)/3(M) HP | 3.3(F)/4.6(M) HP | 3.3(F)/4.6(M) HP | 2.5(F)/3(M) HP | 2.5(F)/3(M) HP | 3.3(F)/4.6(M) HP | 3.3(F)/4.6(M) HP |
| Motor | |||||||||
| Hydraulic pump | 1 HP | 1 HP | 1 HP | 1 HP | 1 HP | 1 HP | 1 HP | 1 HP | 1 HP |
| Hydrodynamic GW spindle lubrication pump | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP |
| Guide way lubrication pump | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP |
| Coolant pump | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP |
| Machine | |||||||||
| Net Weight (semi-enclosed splash guard) | 6900 Lbs. | 12400 Lbs. | 12800 Lbs. | 13900 Lbs. | 14800 Lbs. | 12400 Lbs. | 12800 Lbs. | 13900 Lbs. | 14800 Lbs. |
| Gross weight | 7800 Lbs. | 14200 Lbs. | 16600 Lbs. | 17200 Lbs. | 18100 Lbs. | 14200 Lbs. | 16600 Lbs. | 17200 Lbs. | 18100 Lbs. |
| Model | G25A-50CNC | G32A-60CNC | G32A-100CNC | G32A-150CNC | G32A-200CNC | G38A-50CNC | G38A-100CNC | G38A-150CNC | G38A-200CNC |
|---|---|---|---|---|---|---|---|---|---|
| Grinding Capacity | |||||||||
| Swing over table | Ø10.10″ | Ø12.6″ | Ø12.6″ | Ø12.6″ | Ø12.6″ | Ø15″ | Ø15″ | Ø15″ | Ø15″ |
| Distance between centers | 20″ | 24″ | 40″ | 60″ | 80″ | 24″ | 40″ | 60″ | 80″ |
| Max. grinding diameter | Ø9″ | Ø11.8″ | Ø11.8″ | Ø11.8″ | Ø11.8″ | Ø14″ | Ø14″ | Ø14″ | Ø14″ |
| Max. grinding length – dresser on workhead side | 13.7″ | 17.7″ | 33″ | 53″ | 73″ | 17.7″ | 33″ | 53″ | 72″ |
| Max. grinding length – dresser on tailstock side (Opt.) | 20″ | 24″ | 40″ | 60″ | 80″ | 24″ | 40″ | 60″ | 80″ |
| Max. load held between center | 176 Lbs. | 330 Lbs. | 330 Lbs. | 330 Lbs. | 350 Lbs. | 330 Lbs. | 330 Lbs. | 330 Lbs. | 550 Lbs. |
| Center distance between spindle & slide table | 5″ | 6″ | 6″ | 6″ | 6″ | 7.5″ | 7.5″ | 7.5″ | 7.5″ |
| Grinding Wheel | |||||||||
| Infeed angle | 60 deg | 60 deg | 60 deg | 60 deg | 60 deg | 60 deg | 60 deg | 60 deg | 60 deg |
| Diameter x Width x Bore | Ø18″x2″xØ5″ | Ø20″x2-4″xØ6″ (Ø24″x2-4″xØ8″ Opt.) | Ø20″x2-4″xØ6″ (Ø24″x2-4″xØ8″ Opt.) | Ø20″x2-4″xØ6″ (Ø24″x2-4″xØ8″ Opt.) | Ø20″x2-4″xØ6″ (Ø24″x2-4″xØ8″ Opt.) | Ø20″x2-4″xØ6″ (Ø24″x2-4″xØ8″ Opt.) | Ø20″x2-4″xØ6″ (Ø24″x2-4″xØ8″ Opt.) | Ø20″x2-4″xØ6″ (Ø24″x2-4″xØ8″ Opt.) | Ø20″x2-4″xØ6″ (Ø24″x2-4″xØ8″ Opt.) |
| Motor rated power / max. torque | 5HP / 13Nm | 10HP/49Nm (Opt.15HP/ 71Nm) | 10HP/49Nm (Opt.15HP/ 71Nm) | 10HP/49Nm (Opt.15HP/ 71Nm) | 10HP/49Nm (Opt.15HP/ 71Nm) | 10HP/49Nm (Opt.15HP/ 71Nm) | 10HP/49Nm (Opt.15HP/ 71Nm) | 10HP/49Nm (Opt.15HP/ 71Nm) | 10HP/49Nm (Opt.15HP/ 71Nm) |
| Wheel speed | 1400 rpm | 1250 (Opt.1650) rpm | 1250 (Opt.1650) rpm | 1250 (Opt.1650) rpm | 1250 (Opt.1650) rpm | 1250 (Opt.1650) rpm | 1250 (Opt.1650) rpm | 1250 (Opt.1650) rpm | 1250 (Opt.1650) rpm |
| Workhead | |||||||||
| Swiveling angle | 90 deg | 90 deg | 90 deg | 90 deg | 90 deg | 90 deg | 90 deg | 90 deg | 90 deg |
| Spindle speed (infinite variable) | 10～600 rpm | 10～600 rpm | 10～600 rpm | 10～600 rpm | 10～600 rpm | 10～600 rpm | 10～600 rpm | 10～600 rpm | 10～600 rpm |
| Motor rated power / max. torque | 1 HP | 2 HP | 2 HP | 2 HP | 2 HP | 2 HP | 2 HP | 2 HP | 2 HP |
| Center taper | MT3 | MT4 (Opt. MT5) | MT4 (Opt. MT5) | MT4 (Opt. MT5) | MT4 (Opt. MT5) | MT4 (Opt. MT5) | MT4 (Opt. MT5) | MT4 (Opt. MT5) | MT4 (Opt. MT5) |
| Spindle type | Fixed or Rotary | Fixed or Rotary | Fixed or Rotary | Fixed or Rotary | Fixed or Rotary | Fixed or Rotary | Fixed or Rotary | Fixed or Rotary | Fixed or Rotary |
| Diameter of bore | Ø0.787″ | Ø1.023″ | Ø1.023″ | Ø1.023″ | Ø1.023″ | Ø1.023″ | Ø1.023″ | Ø1.023″ | Ø1.023″ |
| Tailstock | |||||||||
| Quill travel | 1″ | 1″ (Opt.2″/3″) | 1″ (Opt.2″/3″) | 1″ (Opt.2″/3″) | 1″ (Opt.2″/3″) | 1″ (Opt.2″/3″) | 1″ (Opt.2″/3″) | 1″ (Opt.2″/3″) | 1″ (Opt.2″/3″) |
| Center taper | MT3 | MT4 (Opt. MT5) | MT4 (Opt. MT5) | MT4 (Opt. MT5) | MT4 (Opt. MT5) | MT4 (Opt. MT5) | MT4 (Opt. MT5) | MT4 (Opt. MT5) | MT4 (Opt. MT5) |
| X axis | |||||||||
| Travel | 7.8″ | 11″ | 11″ | 11″ | 11″ | 11″ | 11″ | 11″ | 11″ |
| Max. rapid feedrate | 236 In/min | 236 In/min | 236 In/min | 236 In/min | 236 In/min | 236 In/min | 236 In/min | 236 In/min | 236 In/min |
| Heidenhain linear scale resolution | 0.000002″ | 0.000002″ | 0.000002″ | 0.000002″ | 0.000002″ | 0.000002″ | 0.000002″ | 0.000002″ | 0.000002″ |
| Min. increment | 0.000010″ | 0.000010″ | 0.000010″ | 0.000010″ | 0.000010″ | 0.000010″ | 0.000010″ | 0.000010″ | 0.000010″ |
| Servo motor rated power | 1.6(F)/2(M) HP | 2.5(F)/3(M) HP | 2.5(F)/3(M) HP | 2.5(F)/3(M) HP | 2.5(F)/3(M) HP | 2.5(F)/3(M) HP | 2.5(F)/3(M) HP | 2.5(F)/3(M) HP | 2.5(F)/3(M) HP |
| Z axis | |||||||||
| Travel | 29.5″ | 35″ | 51″ | 76″ | 96″ | 35″ | 51″ | 76″ | 96″ |
| Swiveling angle | ±7 deg | ±9 deg | ±7 deg | ±5 deg | ±5 deg | ±9 deg | ±7 deg | ±5 deg | ±5 deg |
| Max. rapid feedrate | 314 In/min | 394 In/min | 394 In/min | 394 In/min | 394 In/min | 394 In/min | 394 In/min | 394 In/min | 394 In/min |
| Min. increment | 0.000010″ | 0.000010″ | 0.000010″ | 0.000010″ | 0.000010″ | 0.000010″ | 0.000010″ | 0.000010″ | 0.000010″ |
| Servo motor rated power | 1.6(F)/2(M) HP | 2.5(F)/3(M) HP | 2.5(F)/3(M) HP | 3.3(F)/4.6(M) HP | 3.3(F)/4.6(M) HP | 2.5(F)/3(M) HP | 2.5(F)/3(M) HP | 3.3(F)/4.6(M) HP | 3.3(F)/4.6(M) HP |
| Motor | |||||||||
| Hydraulic pump | 1 HP | 1 HP | 1 HP | 1 HP | 1 HP | 1 HP | 1 HP | 1 HP | 1 HP |
| Hydrodynamic GW spindle lubrication pump | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP |
| Guide way lubrication pump | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP |
| Coolant pump | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP | 1/4 HP |
| Machine | |||||||||
| Net Weight (semi-enclosed splash guard) | 6900 Lbs. | 12400 Lbs. | 12800 Lbs. | 13900 Lbs. | 14800 Lbs. | 12400 Lbs. | 12800 Lbs. | 13900 Lbs. | 14800 Lbs. |
| Gross weight | 7800 Lbs. | 14200 Lbs. | 16600 Lbs. | 17200 Lbs. | 18100 Lbs. | 14200 Lbs. | 16600 Lbs. | 17200 Lbs. | 18100 Lbs. |
Accessories
Standard Accessories
Infinite variable workhead w/servo motor
Diamond Dresser and Stand
Automatic wheel speed change (15 steps)
Carbide tip center
X Axis Heidenhain linear scale (resolution 0.05 um)
Levelling bolts and blocks
Operation manual and part lists
Fanuc CNC Controller (0i-TF)
Grinding Wheel + Wheel Flange
Standard oil cooler (cooling fan)
Standard coolant tank 140L
MPG handwheel 2 Axes control
LED working light
Tools and Tool Box
Electricity cabinet w/ heat exchanger
Semi-enclosed splash guard
Wheel Extractor
4-color indication signal light
Optional Accessories
Dynamic balancing system (SBS)
Hydraulic tailstock (w/ foot pedal)
Z Axis Heidenhain linear scale (resolution 0.05 um)
Grinding wheel dynamic balance system
Wheel spindle lubrication oil cooler for hydrodynamic spindle
Gap & crash control device
Workhead spindle adjustment arbor
Auto gauging device
Spare grinding wheel flange
FANUC 0i-TF iGrind program
Mitsubishi controller (M80) iGrind program
Electrical cabinet air conditioner
Interanl grinding attachment (for EGP series only)
Workhead upgrade to MT5 (not suitable for 25 series)
Tailstock upgrade to MT5 (not suitable for 25 series)
Touch probe
Transformer
Workpiece cattier
Full-enclosed splash guard
Steady Rest
3-jaw scroll chuck
4-jaw scroll chuck
