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This machine is a full CNC controlled Thread Grinder, equipped with a Fanuc 30i Series CNC Control. It can respond to grinding operations for a variety of complex thread configurations.

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NC controlled axis
Wheel head feed X axis
Table feed Z axis
Spindle rotation C axis
Wheel dresser feed U axis
Swiveling of wheel head (option) A axis
3 Axis simultaneous controlled NC dresser (option) W, B, U axes
2 Axis simultaneous controlled NC dresser (option) W, U axes
Working Capacity
Max. Swing over the table Ø480 mm
Max. Distance between centers 750 mm
Max. Thread length to be ground 500 mm
Max. Weight to be ground 100 kgs
Max. Diameter to be ground Ø200 mm
Max. Obtainable lead to be ground 600 mm
Wheel Spindle
Grinding wheel size (O.D. x W x I.D) Ø510 x 10~50 x Ø228.6mm
Number of spindle speed steps 2 (pulley and belt change)
Spindle speed 1,275 / 1675 rpm
Max. wheel surface speed 2,100 m/min
Max helix angle ± 45°  
Wheel Head
Total stroke 265 mm
Rapid traverse stroke (NC controlled stroke) 75 mm
Feed amount per step Ø0.001 mm
Table Feed
Total stroke 650 mm  
Feed amount per one step 0.0001 mm  
Lead setting range 0.25 ~ 600 mm
Rapid retract without rotating spindle 2,400 mm/min
Machine dimensions
Work spindle center height from bed bottom 1,100 mm  
Machine overall height 2,055 mm  
Machine net weight with standard equipment 9,500 kg  
Floor space 4,100 x 3,615 mm
Utility Required
Electric power supply (Standard) AC 200 / 220 V, 3 phase
50 / 60 Hz, 45 KVA
Compressed air 4.0 kg/cm2, 0.1 m3/min

The machine is supplied, wired and ready for operation on 3 phase, 220VAC, 60Hz.

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