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GRINDERS, INTERNAL (Also See CNC & Machinery & Equipment - Grinders, Internal)
Heald #476, ext.bridge internal grinder, 82"x 256"
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(1984) 82" x 256" Heald Model 476 Extended Bridge Internal Grinder

Specifications And Equipment

Max Swing:      82"
Max Center Distance:      256"
Bed Travel:      90"
Travel of Grinding Spindle:      62"
Grinding Wheel Diameter:      8" - 10"
Grinding Wheel Speeds:      3600 RPM
Main Motor Drive:      20 HP
Current Electrical Arrangement:      440/3/60
Amperage:      48 AMP
Equipped With:      Full Pendant, 31.5" 4 Jaw Chuck, Ball Screw, Facing Attachment, Roller Bearing Steady Rest ( 3" - 24" capacity ), Red Head Internal Grinding Spindle, Coolant System, Hydraulic System, Oil Mist System, Heavy Duty Centers, Contouring Wheel Slide Cam System, New Digital Electric Control in Panel, (2) Grinding Spindles