CNC Cylindrical grinding Machine G12CNC The G 12 CNC Cylindrical Grinding Machine is available in two versions - G 12 CNC version with table traverse and tail stock mounted dresser and G 12SNC version with CNC profile dresser - angular/straight wheel head facility - high rapid traverse for slides - wheel spindle supported on multilobbed hydrodynamic bearing - Turcite pasted table guideways - preloaded antifriction guideways for x-axis (wheel head slide) to have high positioning accuracy - work head with dead centre/work head spindle mounted on preloaded ball bushings for axial movement of the spindle through electromechanical drive (for SNC version) -tailstock quill mounted in preloaded ball bushings with manual taper correction - tailstock mounted dresser/CNC dresser (2 axes) driven by DC servomotors - moving weight type in situbalancing equipment - air blast oil cooler for wheel spindle lubrication oil - automatic wheel slide retraction facility during power failure - 3 axes CNC system Sinumerik 810G/Hinumerik 3G. MAIN DATA Center Height mm 125/140 Grinding dia min/max mm 10/150 Centre distance/ Grinding length max. mm 500 Wheel surface speed m/sec 45 Spindle speed range rpm 63 - 1000/10 - 1000 Wheel head motor(AC) kw 7.5 CNC system sinumerik 810G or Hinmerik 3G