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GRINDERS, INTERNAL (Also See CNC & Machinery & Equipment - Grinders, Internal)

Heald #476, long base, 16" diameterhole, 36" sw, 72" hole depth, face grinding, rblt.'88, #16346

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Heald #476, long base, 16" diameterhole, 36" sw, 72" hole depth, face grinding, rblt.'88, #16346
Reference #16346


Heald No. 476 Long Base Internal Grinder
Serial No.: 43289
Age: 1967 Rebuilt 1988
Model: Series "Special" with Optional 16" Hole

CATALOGUE SPECIFICATIONS:
Table Travel .......................... 80"
Workhead Longitudinal Travel .......... 90"
Max. Swing Over Machine Interface ..... 36"
Max. Swing Inside Guard ............... 34"
Max. Depth of Hole .................... 72"
Workhead Spindle Flange ............... 16.5"
Clearance Hole Thru Workhead Spindle .. 16"
Max. ID with 8" Wheel ................. 24"
Workhead Spindle Speeds, Range ........ 65-200 RPM
Internal Grinding Spindle Speeds ...... to 6500 RPM
Grinding Table Speeds ................. 0-15 FPM
Power Rapid Traverse .................. 15 FPM
Workhead Motor Horsepower ............. 15 HP

EQUIPPED WITH:
16" Diameter Hollow Spindle Workhead
Face Grinding Attachment (6-Position Spring Loaded)
Grinding Wheel Dresser
6500 RPM Heald "Red-Head" Grinding Spindle (Style 409)
(2) Boring Bars
Coolant System (Tank & Pump)

NOTE: This Is A Heavy-Duty Long Base Machine For
Internal, External, Face, And Contour Grinding.
Rebuilt 12/1988 by Hoffacker, Cranston, RI.


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