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Shigiya GUA-20-25, 1987, MADE IN JAPAN, FULL AUTO CYCLE UNIVERSAL CYLINDRICAL GRINDERS

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Make:: Shigiya

Model:: GUA-20-25, 1987, MADE IN JAPAN, FULL AUTO CYCLE

Year:: 1987

Ref #:: 162181

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   8" X 10" SHIGIYA (JAPANESE) HIGH-PRECISION
         UNIVERSAL CYLINDRICAL GRINDER 
 
  MODEL: GUA-20-25     S/N: 117104      NEW: 1987
 
SWING ............................... 8"
DISTANCE BETWEEN CENTERS ............ 10" 
LONGITUDINAL TABLE SPEED ............ 2" TO 160" IPM 
TABLE SWIVELS, WHEELHEAD SIDE ....... 11° 
OPERATOR SIDE ....................... 5° 
MAX. STROKE OF WHEELHEAD ............ 8- 1/2" 
MAX. AUTO INFEED STROKE ............. 0.3" 
AUTO INFEED RATE .................... 0.00008" TO .008" 
PLUNGE INFEED ....................... 0.0016" TO .12" 
POWER RAPID WHEELHEAD ADVANCE 
& RETRACTION STROKE ................. 0.80" 
HANDLE FEED, ONE REV. ......... ..... 0.01" 
HANDLE FEED, ONE DIVISION ........... 0.0001" 
FINE FEED, GRADUATED TO ............. 0.00004" 
WHEELHEAD SWIVELS, L & R ............ 15°
GRINDING WHEEL SIZE ................. 12" DIA. x 1"-2"W 
`                                      x 5" BORE 
GRINDING WHEEL SPEEDS (2) ........... 2000/2,240 RPM 
WORKHEAD SPINDLE TAPER .............. #2 MT 
WORKHEAD SPINDLE SPEEDS (9) ......... 77 TO 650 RPM 
WORKHEAD SWIVELLING RANGE (TOTAL) ... 120° 
TAILSTOCK SPINDLE TAPER ............. #2 MT 
TAILSTOCK SPINDLE TRAVEL ............ 0.79" 
 
APPROX. MACHINE WEIGHT .............. 3,500 LBS. 
FLOOR SPACE REQUIRED FOR OPERATION .. 60" x 80"D
 
  EQUIPPED WITH:
HYDRAULIC OPERATION FEATURING: 
-POWER TABLE TRAVERSE 
-ADJUSTABLE TABLE DWELL 
-AUTO INFEED 
-PLUNGE INFEED (DUAL RATE) (COARSE & FINE) 
-RAPID WHEELHEAD ADVANCE & RETRACTION 
TWO SPARKOUT TIMERS, FOR AUTO INFEED & PLUNGE CYCLES
GRINDING OPERATIONS (UP TO 30 SECONDS) 
FINE FEED (MICROFEED) KNOB FOR INFEED 
WHEELHEAD FEATURES HYDROSTATIC BEARING DESIGN 
(AUTO-PRESSURE LUBRICATED) 
EXTERNAL HYDRAULIC SYSTEM 
OIL COOLER UNIT 
COOLANT SYSTEM 
AUTOMATIC LUBRICATION SYSTEM 
DUAL LIVE/DEAD WORKHEAD SPINDLE
WORKHEAD SWIVELS 
SWIVELLING WORKHEAD (O TO 120 DEGREES) 
5 H.P./3/60/230-460 VOLT WHEELHEAD MOTOR
MACHINE IS PRESENTLY WIRED FOR 3/60/220 VOLTS 
 
LINK TO VIDEO:
 
https://youtu.be/VOXqX_MK4r0
** ORIGINAL PAINT - BEAUTIFUL CONDITION & APPEARANCE **
** INSPECT UNDER POWER IN OUR HARRISON, NJ WAREHOUSE **

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