YEAR: 1988
MODEL: J4GBD
TABLE SIZE.................16.5" X 26"
TABLE TRAVEL...............23.6" (longitudinal)
TABLE LOAD CAPACITY........1100 pounds
MAXIMUM DISTANCE TABLE TOP
TO SPINDLE................19.7"
DISATNCE BETWEEN COLUMNS...25.9"
CROSS RAIL VERTICAL TRAVEL.18.1"
SPINDLE STROKE.............5.51"
SPINDLE HEAD TRAVEL ON
CROSS RAIL................13.8"
SPINDLE SPEEDS.............20 - 400 RPM (inf. variable)
GRINDING SPEEDS............(dependent on grinding heads)
TABLE & HEAD FINE POWER
FEED RQATE................0.08" - 0.79"
AUTOFEED MIN. INCREMENT....0.00008" (on diameter)
HEAD SLIDE TRAVEL..........0.1969"
HEAD TAPER ANGLE...........0 - 16 degrees
RECIPROCATION RATE.........0 - 196 IPM (inf. variable)
INTERNAL GRINDING CAPACITY.0.03 - 8.26" (12.2" w/adapter)
EQUIPPED WITH:
AUTOMATIC LUBRICATION
ELECTRICAL CONTROLS
