Model 220-8 cincinnati "centuramic" centerless grinder


Subject: Model 220-8 cincinnati "centuramic" centerless grinder
Serial No. 350300075-0001 New - 1975
Motor Driven With 20 HP, 230/460 Volt, 3 Phase, 60 Cycle, AC Grinding Wheel Drive Motor. 11/2 HP, 3 Phase, 60 Cycle Regulating Wheel Drive Motor. 11/2 HP, 3 Phase, 60 Cycle AC Hydraulic Pump Motor. MD Lubrication.
Automatic Cycling. Electro-Hydraulic Infeed With Coarse And Fine Infeeds. Variable Stock Removal Rates. Infeed Handwheel Graduated In Five Ten Thousandths Of An Inch. Hydraulic Grinding Wheel Profile Diamond Truing And Hydraulic Regulating Wheel Profile Diamond Truing Units. Infinitely Variable Regulating Wheel Speeds. Wheel Outer Bearing Support. Infinitely Variable Feed Rates. Injector Type Infeed Work Rest 1-Way, 2-Way Dressing. Fine And Coarse Compensation. Swivel Headstock. Regulating Wheelhead Tachometer. Operators Master Control Station And Load Meter. Rear Mounted Electrical Control Cabinet With Fault Lights.
Max. Capacity, Standard Work Rests Diameter: 0 - 3"
Maximum Work Diameter Depending on Work Rest Ordered: 4.5"
Grinding Wheel: Width: 1" - 8"
Minimum Increment by Auto Infeed: .000050"
Grinding Wheel Speed: 1034 RPM
Regulating Wheel: Width Diameter: 1" - 8"
Regulating Wheel Speeds (Infinitely Variable): 15-300 RPM
Approximate Weight: 12,500 lbs