Archives for posts with tag: surface grinder

1987 Okamoto 820A (Manual Surface Grinder)

1987 Okamoto 820A

Manual Surface Grinder

Table Size: 8″ x 20″
Longitudinal Table Travel: 25.59″
Max. Table Load: 440 Lbs.
Cross Saddle Travel: 9″
Max. Distance Under Wheel: 15.6″
Table Speed: 1- 83 FPM
Cross Saddle Feeds (Intermittent): 0.02″- 0.8″
Continuous Cross Saddle Feed: 4- 40 IPM
Automatic Spindle Downfeed Rate (Incremental): 0.0002″- 0.0015″
Rapid Vertical Spindle Rate: 19 IPM
Grinding Wheel Size: 8″ x 1″ x 1 1/4″
Grinding Motor Power: 2 HP
Machine Dimensions (LxWxH): 90″ x 70″ x 75″
Machine Weight: 3,600 Lbs.


8″ x 20″ Electro Magnetic Chuck
Variable Chuck Control
Auto Lube System
Coolant System
Splash Guard
2 Axis Digital Read Out

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2002 Proth PSGC-60120AHR (Programmable Surface Grinder)

2002 Proth PSGC-60120AHR

Programmable Surface Grinder

Longitudinal Travel: 53″
Column Cross Travel: 25.9″
Max Height Under Wheel: 18″
Magnetic Table Size: 24″ x 48″
Wheel Size: 14″D x 2″W x 5″H
Spindle Speed: 1,700 RPM
Spindle Motor: 10 HP
Machine Dimensions: 182″L x 91″W x 103″H
Machine Weight: 15,500 LBS


Fully Programmable Control
Power In All Movements
Ball Screws On Y & Z Axis
Over The Wheel Dresser
V-Ways With Oil Lube

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