Cylindrical Grinder

Angular Type Grinder

CNC Grinder

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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

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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 (Oi 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

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