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271 Sizematic Heald

GRINDERS, INTERNAL
Manufacturer:
HEALD
Model:
# 271
Year:
1954
Stock #:
4123
#271 Heald Sizematic Internal Grinder, 12" Swing, Hydraulic Single Point Diamond Dresser, Reconditioned

271 HEALD SIZEMATIC INTERNAL GRINDER
Reconditoned  2002  S/N 33680
 
STANDARD CATALOG SPECIFICATIONS
 
CAPACITY
Swing over table diameter (straight work)............... 18"
Swing inside standard guard............................. 12"
Maximum length of hole.................................. 5"
Maximum diameter of hole................................ 5 1/2"
Minimum diameter of hole................................ 1/8"
Maximum included angle, degrees......................... 60
Diameter of workhead spindle flange..................... 9 5/8\"
Table travel............................................ 16"
Capacity of oil tank, gallons........................... 15
 
SPEEDS & FEEDS
Workhead speeds.......................... 400, 266, 200, 133 RPM
One turn of crossfeed handwheel............... .060 on diameter
Wheel wear compensation on diameter................ 0 to .004"
Maximum power crossfeed....................... .042 on diameter
 
DRIVE
Workhead motor, standard voltages, 60 cycles
........... 1 1/2, 1, 3/4, 1/2 HP, 1800, 1200, 900, 600 RPM
oil pump motor..................................... 2 HP, 1800 RPM
Wheelhead motor.................................... 5 HP, 3600 RPM
 
GENERAL DATA
Floor space........................................ 93" x 85"
 
EQUIPPED WITH
Sizematic feed box
Single point diamond dresser hydraulic
4 Speed work head
All trip dogs
Coolant pump & tank
Red Head grinding spindle
 
This machine was rebuilt by G.C.H. in 1998. Customer used the machine for 8 months and lost the contract. This grinder is ready to go. Many options available.
 
Specifications are deemed accurate, however, subject to verification or prior sale.

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