12" x 20" Okamoto Model OGM-12.20UB Grind-X CNC Universal ID/OD Cylindrical Grinder



Stock #



Lake Bluff, Illinois
United States


Swing over Table 12.6 inches
Distance Between Centers 20 inches
Maximum Diameter Ground 12 inches
Maximum Weight between Centers 330 pounds
Maximum Table Travel 34 inches
Table Traverse Speed 0 - 400 IPM
Table Swivel Angle 0° - 10°
Grinding Wheel Size (D x W x Bore) 14" x 23" x 5"
Max Speed 6500 SFPM
Workhead Center No.4 MT
Workhead Swivel +30° to -90°
Workhead Spindle Speed 10 - 500 RPM
Wheelhead Automatic Infeed 0.00001 - 0.002"
Wheelhead Continuous Feed Rate 0 - 160 IPM
Wheelhead Rapid Retract 1.5 inches
Wheelhead Rapid Feedrate 400 IPM
Wheelhead Swivel ±30°
Tailstock Center No.4 MT
Tailstock Quill Travel 1.2 inches
Grinding Wheel Spindle Drive 7.5HP
Workhead Spindle Drive 1HP
Approximate Weight 7800 pounds

Equipped With

Fanuc OiTB (Okamoto) CNC Controls With Custom Grinding Functions. Custom Macros. PMC. Ethernet. Full CRT. Keyboard. Pulse Control Variable Speed. Universal Wheel Head With LH Mounted OD Grinding Wheel. Swing Down Internal Grinding Attachment. Variable Speed Swiveling Workhead With 8" 3-Jaw Chuck. Swivel Worktable. Coolant Pump And Tank. Central Lubrication System. Splash Guards. Transformer (No Tailstock).

This machine is being offered thoroughly checked out in our shop, cleaned and cycled.  It is being offered with a 30-Day Return Privilege and may be inspected under power here in our plant.

Machine Videos