Reference Number: 142840

8" X 20" OKAMOTO "HIGH-PRECISION" SURFACE GRINDER 
 W/"DX" PROGRAMMABLE AUTO INCREMENTAL DOWNFEED 
 
 MODEL: ACC-820-DX     S/N: 62114      NEW: 1993
 
 NOMINAL GRINDING CAPACITY ...................... 8" x 20" 
 MAXIMUM HEIGHT UNDER 8" WHEEL ..................... 15.6"
 TABLE SPEED, INFINITELY VARIABLE .......... UP TO 82' FPM
 MAX. LONGITUDINAL TABLE MOVEMENT, MANUAL ............ 24"
 AUTO CROSS FEED INCREMENT ............... 0.002" TO 0.40"
 AUTO CONINOUS CROSSFEED ................... 4' TO 40' FPM
 CROSSFEED, MANUAL, HAND FEED PER REV. ............. 0.25"
                   GRAD. OF HANDWHEEL ........... 0.0004"
 MAX. CROSSFEED, MANUAL ............................... 9" 
 AUTO INCREMENTAL DOWNFEED INCREMENTS .. 0.00005" TO .0015"
 POWER RAPID WHEEL POSITIONING RATE .............. 16" IPM
 SPINDLE MOTOR .................................... 2 H.P. 
 WHEEL SIZE ......................... 8"DIA. x 1"W x 1.25"B
 
 APPROX. MACHINE WEIGHT ........................ 3,810 LBS. 
 
  EQUIPPED WITH: 
 PROGRAMMABLE ELECTRONIC AUTO INCREMENTAL DOWNFEED:
 -SERVO DRIVEN DOWNFEED
 -AUTO INCREMENTAL DOWNFEED FOR BOTH SURFACE & PLUNGE
  OPERATIONS
 -DUAL RATE AUTO DOWNFEED W/COARSE & FINE SELECTIONS
 -DIGITAL DISPLAY OF VERTICAL AXIS
 -SPARKOUT PASSES (0 TO 5) W/AUTO TABLE PARK AT
  COMPLETION OF GRIND CYCLE
 -ELECTRONIC HANDWHEEL FOR MANUAL VERTICAL MOVEMENT
  W/EACH GRAD. EQUIVALENT TO .00001", .0001" OR .001" 
 -POWER RAPID WHEEL POSITIONING 
 
 HYDRAULIC TABLE TRAVERSE & AUTOMATIC CROSSFEED
 8" X 20" O.S. WALKER FINE-DIVISION "LBP" 
  (LONGITUDINAL BAR POLE) ELECTRO-MAGNETIC CHUCK
 VARIABLE HOLD NEUTROFIER w/AUTO DEMAGNETIZING IS 
  INSTALLED ON MACHINE CONTROL CONSOLE 
 COOLANT SYSTEM w/FILTRATION
 3/60/230-460 VOLT MOTORS & ELECTRICAL CABINET
 
 ** INSPECT INDER POWER IN OUR HARRISON, NJ WAREHOUSE **
 ** SUPERB CONDITION & APPEARANCE (ORIGINAL PAINT) **