OVERBECK MODEL 350-I INTERNAL GRINDING MACHINE

Maximum work chucking diameter 8"
Workpiece length for internal grinding 10"
Workpiece length for internal and radius
grinding measured from workspindle flange 8"
Grinding length of bore 6.25"
Maximum grinding diameter of bore 5.5"
Maximum grinding diameter in case of radius
grinding 5.5"
Maximum radius to be ground approximately 2"
Maximum weight of work 25 kp
Maximum swing diameter 10"
Work head swivel to the rear 90 degrees,
to the front 10 degrees 100 degrees
Workspindle speed infinitely variable 112 - 1,000 RPM
Taper of workspindle Morse No. 5
Workspindle flange diameter 5.5"
Workspindle bore 1.38"
Table travel, hydraulically 0 to 20 ft/min
Speed range of grinding spindles 6000 - 175.000 RPM
Infeed range, increments .00004 - .0004"
Infeed range, continuous 0 - .790"
One turn of handwheel equals .04"
One graduation of handwheel equals .0004"
One graduation of fine adjustment equals .00004"