Heald Model 273A Internal Grinding Machine

Heald Model 273A Internal Grinding Machine
Max. swing inside standard guard: 20"
Max. swing over bed with out guard: 24.5"
Workhead cross slide travel: 17.5"
Max. grinding spindle travel: 20"
Max grinding stroke: 16"
Table Speeds for Grinding: 0-18 FPM
Workhead speeds-variable: 50-500 RPM
Workhead flange to table edge: 29-1/2"
Workhead flange to dresser: 32-7/8"
Workhead flange to guard edge: 8.5"
Current Electrical Arrangement: 220/240/3/60
Equipped With:
6500 RPM Red Head Internal Grinding Spindle
Facing Attachment
Multi Position Workhead Stop
Dresser
Factory Installed Risers For Greater Grinding Capacity
*** From Ultra Precision Shop, under power ***