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Used

USED 1981 Okamoto 820N

Ohio, United States
Great American Equipment Company is a Worldwide Stocking Dealer of Used and Surplus Metal Working Machine Tools. Family Owned and Operated, We Have Been in The Used Machinery Business Since 1984.
Overview
Reciprocating Surface Grinders

8" x 20" OKAMOTO HORIZONTAL SURFACE GRINDER, Model 820N, Auto Downfeed,8" x 20" Magnetic Chuck, 8" Wheel Size, 15.6" Height Under Wheel, 3 HP, New 1981.

Specs
Down Feed
Yes
Yes
Spindle (Horz/Vert)
Horizontal
Horizontal
Magnetic Chuck Working Surface-L
20"
508 mm
Magnetic Chuck Working Surface-W
8"
203.2 mm
Max Height Under New Wheel
15.6"
396.24 mm
Max Longitudinal Travel
25.59"
649.99 mm
Cross Travel
9.05"
229.87 mm
Cross Feed Handwheel Graduation
0.0004"
0.0102 mm
Vertical Handwheel Graduation
0.00005"
0.0013 mm
Table Longitudinal Feeds Range (Variable)
1 - 83 ft/min.
25.3 m/min.
Max Spindle Speed
6,000 RPM
6,000 RPM
Max Grinding Wheel Diameter
8"
203.2 mm
Max Grinding Wheel Width
1"
25.4 mm
Max Grinding Wheel Hole Diameter
1.25"
31.75 mm
Grinding Wheel Power
3 hp
2.2 kW
Electrics
230/3/60
230/3/60
Dimensions
90" x 65" x 72"
90" x 65" x 72"
Weight
3,500 lbs
3,500 lbs
Equipped With

Electro-magnetic chuck with rectifier and neutrofier, Automatic incremental downfeed, Vertical feed to wheelhead, Manual operation or Automatic incremental down feed, Okamoto electronic controls for all machine functions and cycles, Coolant System, Magnetic Separator Hydraulic System, Coolant Pump and Tank.

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