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120" MATTISON MODEL HD-120 HEAVY DUTY VERTICAL SPINDLE

GRINDER SURFACE
Manufacturer:
MATTISON
Model:
HD-120
Year:
1971
Stock #:
7556
120" MATTISON MODEL HD-120 HEAVY DUTY VERTICAL SPINDLE

Table diameter 120"
Coverage to center 135"
Swing with a hole in the center of part 144"
Table speeds (variable) 2.5 to 14 RPM
Stone chuck 60", 14 segments,
Cortland CD style
Maximum part height, under new segments 54"
Table part load capacity 15 Tons
Spindle motor 250 HP 480V-3-60
Spindle speed 317 RPM
4959 Surface Ft/Min.
Maximum downfeed (variable) .480" @ .005" -
.165"/min.
Approximate footprint 30'L x 15'W x 21'H
Approximate weight 148,000 lbs.

MOTOR SPECIFICATIONS

250 HP Main drive motor 3/60/480V

120" Magnetic chuck
Swing open type complete splash guards
60" Cortland segmented chuck
54" Extended height under wheel
This machine is currently in operation. Reported to be in good operating
condition and capable
of grinding .002 to over 120".

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