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8" GRAY MODEL 880P PLANER TYPE HORIZONTAL BORING MILL

Horizontal Boring Mills
Manufacturer:
G.A. GRAY
Model:
880P
Year:
1955
Stock #:
6427
8" GRAY MODEL 880P PLANER TYPE HORIZONTAL BORING MILL

Diameter of spindle 8"
Spindle travel 48"
Table size 120" x 240"
Total table travel 168"
Vertical travel of headstock 84"
Column travel in/out 36"
Spindle speeds (24) 2 1/2-500 Rpm
Spindle taper #7 Morse
Spindle feeds, infinitely variable .01 to 12 IPM
Headstock feeds, infinitely variable .01 to 120 IPM
Table feeds, infinitely variable .1 to 120 IPM
Column feeds, infinitely variable .333 to 40 IPM
Weight (est.) 327,700 Lbs

MOTOR SPECIFICATIONS

A/C Main spindle drive motor
****NOTE MACHINE APPEARS TO BE IN EXCELLENT CONDITION, AND IS IN SERVICE
AT A LARGE U.S. DEFENSE CONTRACTOR.****

4 Axis digital readouts
Anti-backlash table drive
Automatic power clamping, table, column, bed
Automatic lubrication system
Pendant control
Newer electric controls

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