273A CINCINNATI-MILACRON HEALD UNIVERSAL INTERNAL GRINDER

273A CINCINNATI-MILACRON HEALD UNIVERSAL INTERNAL GRINDER
Serial No 47123, Model 273A,

EQUIPPED WITH:
Face Grinding Attachment (4-Position Turret Type)
18000 RPM Gros-Ite Grinding Spindle
Table-Mounted Rear Grinding Wheel Dresser
(2) 12" 4-Jaw Chucks
17000 RPM Heald "Red Head" Grinding Spindle
11000 RPM Heald "Red Head" Grinding Spindle

CATALOG SPECIFICATIONS:
Swing Over Table, Workhead Parallel 24.5"
Swing Inside Coolant Splash Guard 20"
Swing w/Workhead @ 90-Degrees 13"
Bore Length Ground, Maximum 16"
Grinding Stroke, Minimum .125"
Grinding Stroke, Maximum 16"
Table Longitudinal Travel 20"
WORKHEAD Flange to Wheelslide, Maximum 29.06”
Wheelhead Cross-Slide Travel 1.5"
Workhead-Slide Travel, Positioning 17.5"
Workhead Swivel Angle, Maximum 90-DEGREES
Workhead Spindle Speeds, Range 0 to 500 RPM
Internal Grinding Spindle Speeds 18000 RPM
Grinding Table Speeds, Infinite 0 to 18 FPM
Power Rapid Table Traverse 18 FPM
Grinding Spindle Motor, Horsepower 5 HP/3500 RPM
Overall Dimensions, W x D 8'0" x 7'7"
Weight, Approximately 6200 LBS

NOTE: Machine Was Reconditioned By Koyo in 2007.
OPERATION: With the FACE GRINDING Attachment this
Machine is in Effect THREE MACHINES-IN-ONE...
1) INTERNAL Grinder - 2) EXTERNAL Grinder
3) FACE or ROTARY SURFACE Grinder

F.O.B. OUR WAREHOUSE