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CINCINNATI HEALD MODEL 273-A INTERNAL GRINDER

GRINDER INTERNAL
Manufacturer:
CINCINNATI HEALD
Model:
273-A SPECIAL
Year:
1974
Stock #:
3709
CINCINNATI HEALD MODEL 273-A INTERNAL GRINDER

Maximum swing over table 24-1/2"
Swing, workhead swiveled 90 degrees 12"
Swing inside standard chuck guard 12"
Angular adjustment of workhead 90 degrees
Maximum table travel 20"
Workhead cross slide travel 11-1/2"
Grinding stroke 16"
Table speeds for grinding 0 to 25 FPM
Workhead speeds - variable 0 to 500 RPM
Table rapid traverse rate 25 FPM
Approximate weight 8,000 lbs.

MOTOR SPECIFICATIONS

1-1/2 HP DC Workhead motor
5 HP 3/60/230/460 Wheelhead motor with PTI frequency converter
3/4 HP 3/60/230/460 Hydraulic motor

14,000 RPM Heald Unit 409-254200-13 red head spindle, s/n 114574 equi
pped with
frequency generator giving you variable speeds
Wheel dresser

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