Okamoto 820ST High Precision Fully-Automatic Hydraulic Surface Grinder, New in 2005
| Table-W | 8" | 203.2 mm |
| Table-L | 20" | 508 mm |
| Spindle (Horz/Vert) | Horz | Horz |
| Power | 2 hp | 1.5 kW |
| Grinding Wheel Width | 1" | 25.4 mm |
| Grinding Wheel Dia. | 8" | 203.2 mm |
| Dimensions | 94" x 64" x 68" | 94" x 64" x 68" |
| Weight | 3,000 lbs | 3,000 lbs |
To the best of our knowledge all details listed below are deemed correct.
It is the buyer’s responsibility to confirm all details and we encourage an inspection of the machine(s) and accessories prior to purchase.
General Specifications:
Table Working Surface: 8" - 21.6"
Longitudinal Movement: 25.6"
Height Under 8" Wheel: 15.7"
Feeds
Longitudinal Hydraulic Feed: 1' - 82' FPM
Cross Feed, Hydraulic Intermittent: 0.02" - .5"
Hydraulic Continuous: 4" - 40" IPM
Hand Feed/Revolution: 0.25"
Crossfeed, Graduation or Handwheel: 0.0001"
Vertical Movement of Wheelhead
Automatic Downfeed Increments: 0.0001" - .0015"
Sparkout Passes: 0-5
Feed Per Handwheel Revolution: 0.025"
Feed Per Handwheel Graduation: 0.0001"
Rapid Feedrate: 16 IPM
Grinding Wheel: 8" x 1" x 1.25"
Spindle Motor: 2 HP (3/60/230-460)
Hydraulic Pump Motor: 1 HP
Vertical Rapid Feed Motor: 0.5 HP
Electrics: 3/60/220 Volts (Current Setup)
Machine Dimensions: 94" x 64" x 68"
Machine Weight: 3,000 lbs
Sony 2-Axis DRO
Centralized Operator Controls
Auto Incremental Downfeed, Surface & Plunge Modes
Automatic Sparkout of Wheel up to 5 Passes
Power Elevation
8" x 20" Kanetsu Fine Division LBP
Electromagnetic Chuck
Variable Hold Neutrofier on Console Control
Coolant System with Magnetic Separator
