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Myford MG12-HA, HYD. TABLE, AUTO INFEED, RAPID PLAIN CYLINDRICAL GRINDERS

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Make:: Myford

Model:: MG12-HA, HYD. TABLE, AUTO INFEED, RAPID

Year:: 1981

Ref #:: 160147

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5" X 12" MYFORD (MADE IN ENGLAND) “HIGH-PRECISION”
 PLAIN HYDRAULIC CYLINDRICAL GRINDER 
 
** SWING DOWN I.D. ATTACHMENT AVAILABLE **
 
  MODEL: MG12-HA      S/N: HA148721      NEW: 1981
 
MAXIMUM GRINDING DIAMETER .......................... 3"
SWING OVER TABLE ................................... 5" 
CAPACITY BETWEEN CENTERS .......................... 12" 
MAXIMUM TABLE TRAVEL .......................... 13-3/4" 
TABLE SWIVELS EITHER WAY ................... 10 DEGREES 
TABLE TRAVEL PER REV. OF HANDWHEEL .............. 0.44" 
HYDRAULIC TABLE TRAVERSE ................ 0 TO 120" IPM 
DWELL (CARRIAGE) ....................... 0 TO 8 SECONDS
 
WHEELHEAD (ALL GRADUATIONS, ON WORK DIAMETER):
TOTAL TRAVEL BY FEED SCREW ..................... 3-7/8" 
HYDRAULIC RAPID RETRACTION ..................... 1-1/8" 
INFEED PER REV. OF HANDWHEEL .................... 0.04" 
WHEEL FEED GRADUATION ......................... 0.0002" 
FINE FEED TO DEAD STOP ....................... 0.00005" 
INTERMITTENT INFEED, COARSE, MAXIMUM ........... 0.002" 
INTERMITTENT INFEED, FINE, MINIMUM ........... 0.00005" 
 
GRINDING WHEEL ...................... 12" X 1-1/2" X 5" 
MINIMUM WHEEL DIAMETER FOR ZERO WORK DIAMETER ..... 10" 
WHEEL SPEEDS (2) ..................... 1830 & 1988 RPM 
 
 
WORKHEAD:
SPINDLE SPEEDS, INFINITELY VARIABLE .... 50 TO 900 RPM 
CAPACITY THRU STANDARD DRAW TUBE ................ 3/4" 
MAXIMUM COLLET CAPACITY ......................... 3/4"
  
APPROXIMATE MACHINE WEIGHT ................. 2,080 LBS 
 
  MACHINE FEATURES:
HYDRAULIC TABLE TRAVERSE 
AUTOMATIC INFEED @ TABLE REVERSAL 
VARIABLE DWELL @ EACH END OF TABLE MOVEMENT 
HYDRAULIC RAPID ADVANCE AND RETRACTION OF GRINDING WHEEL 
MYFORD WORKHEAD W/DUAL LIVE/DEAD SPINDLE 
LATER STYLE WORKHEAD, WITH MYFORD 4C COLLET SYSTEM
INFINITELY VARIABLE WORKHEAD SPINDLE SPEEDS 
AUTOMATIC LUBRICATION FOR WHEELHEAD AND CARRIAGE WAYS 
SEPERATE ELECTRICAL CONSOLE CONTROL 
3/60/220-440 VOLT MOTORS 
 
WQUIPPED WITH:
MYFORD 4C COLLETS FOR THE WORKHEAD
4-JAW CHUCK PRESENTLY MOUNTED ON WORKHEAD
3-JAW CHUCK WITH ADAPTOR
EXTRA GRINDING WHEEL HUBS
WHEEL BALANCING STAND
SWING ARM DIAMOND DRESSER
COOLANT SYSTEM
 
 
ALSO AVAILABLE FOR THIS MACHINE:
** SWING DOWN I.D. ATTACHMENT AVAILABLE,
   PRICE FOR THIS ACCESSORY IS $3,250 **
 
** MYFORD CENTER POINT GRINDING ATTACHMENT,
   PRICE FOR THIS ACCESSORY IS $1,500 **
 
** EXCEPTIONAL CONDITION & APPEARANCE - ORIGINAL PAINT **
** INSPECT UNDER POWER IN OUR HARRISON, NJ WAREHOUSE ** 
 
 

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