ACME GRIDLEY 9/16" RA used automatic bar machine, ideal for precision machining. Max collet capacity: 9/16" round, 25/64" square, 31/64" hex. Spindle speeds: 289-2885 RPM, 7.5 HP motor. Dimensions: 19'2.5" L x 3'7" W, weighing 10,600 lbs.
SPECIFICATIONS:
MAXIMUM COLLET CAPACITY:
ROUND......................................................... 9/16"
SQUARE........................................................ 25/64"
HEXAGON....................................................... 31/64"
MAXIMUM LENGTH STANDARD:
STOCK FEED.................................................... 5
TURNING....................................................... 5
RANGE OF SPINDLE SPEEDS:
MINIMUM RPM................................................... 289
MAXIMUM RPM................................................... 2885
MOTOR HORSEPOWER.............................................. 7 1/2
RPM OF DRIVE PULLEY........................................... 1750
STANDARD THREADING SPEEDS COMPARED WITH WORK SPINDLE SPEEDS:
FAST RIGHT HAND (SLOWER THAN SPINDLE)......................... .332
SLOW RIGHT HAND (SLOWER THAN SPINDLE)......................... .184
LEFT HAND OR BACK OFF (FASTER THAN SPINDLE)................... .534
REAMING AND DIE SLIDE LEVER THROW RATIOS:
BOTTOM HOLE................................................... 2.85 TO 1
TOP HOLE...................................................... 1 TO 1
NET WEIGHT.................................................... 10,600
DIMENSIONS.................................................... 19' 2 1/2" L X 3'7" W
Equipped with:
6 Position Gatlin Gun Bar Feeder
Volts: 230/460
Sold: "As Is, Where Is"
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