Range of bore diameter 10 to 200 mm
Maximum grinding depth 200 mm
Swing over table 600 mm
Table strokes
I.D. grinding unit Z 500 mm
X 140 mm
O.D. grinding unit Z 380 mm
X 210 mm
Table speed 0-15 m/min.
Infeed 0.01-10 mm/min.
Infeed stroke 0.0005-0.1 mm/min.
Workhead spindle speeds 0-710 U/min.
External grinding wheel maximum diameter 550 mm
Face grinding wheel maximum diameter 450 mm
MOTOR SPECIFICATIONS
Siemens AC servo drive motors
Wired 3/60/460 volt switchable to 3/50/380 volt
General Numeric/Siemens 3 GB CNC Control
Automatic cycles for plunge, traverse, and face grinding
4 axis (3 axis simultaneously)
Inch/metric programming
Automatic lubrication system
Coolant & filtration system
2 position rotary table with (2) 180 degree, opposed grinding spindles
Two (2) internal grinding spindles; (1) 4500-9000 RPM; (1) 9000-18000 RPM
Additional wheel slide for O.D. face grinding spindle (2-axis)
Dressing unit for I.D. grinding wheels
Dresser unit for O.D. grinding wheel
**Visit our web site at WWW.GRAY MACHINERY.COM for digital photographs**
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