Cincinnati, Heald Cincinnati/Heald Model 261 Rotary Surface Grinder

17" Cincinnati/Heald Model 261 Rotary Surface Grinder
New 1975



Chuck Face Diameter ................................. 16- 7/8"
Max. Swing Inside Guards ............................ 18- 1/2"
Std. Wheel Size .................................. 14" Dia. X 1"W x 5"B
Max. Distance From Top of Chuck to Wheel Center ..... 17-3/4"
Min. Distance From Top of Chuck to Wheel Center ..... 4-1/4"
Max. Height Under a New Wheel ....................... 10-1/2"
Total Table Slide Travel ............................ 12"
Grinding Stroke of Table ............................ 8"
Table Tilt Adjustment, Convex ....................... 17 Degrees
Table Tilt, Concave ................................. 10 Degrees
Table Speeds for Grinding ........................... 0 to 12' FPM
Table Speeds for Run-Out ............................ 35' FPM
Chuck Speeds, Variable .............................. 50 - 225 RPM
Chuck Feed Rates .................................... 0 - 20 FPM
Auto Power Downfeed Of Spindle ...................... 0.0001" to .0006"
Machine Weight, Approx. ............................. 8,350 Lbs
Approx Dims. ........................................ 78" x 60" x 80"H

Equipped With:
* 17" Diameter Electro-Magnetic Chuck, "Tuning Fork Top"
* "Electro-Matic" Neutrofier with Variable Power Control
* Over-The-Wheel Dresser
* Wheel Retraction Knob
* Automatic Lubrication Through Hydraulic Reservoir for the Table Ways
& Vertical Ways
* Separate Lubrication System for the Chuck
* Coolant Pump & Tank
* 15 HP Spindle Motorm 3/60/230-460 Volts
* 3 HP Hydraulic Pump
* 3/60/220-440 Volt Motors
* Machine is Presently Wired for 3/60/460 Volts, 25 FLA