Okamoto PSG-157B

OKAMOTO PSG-157B
Year: 1987

Table-W 28"
Table-L 60"
Horz/Vert Horz
Power 20 hp
Grinding Wheel Width 2"
Grinding Wheel Dia. 20"
Dimensions 211" x 120" x 93"
Weight 22,000

Machine Tool Specification Sheet
Model: Okamoto PSG-157B | Type: Hydraulic Surface Grinder | Year: 1987 | Serial# 419

Axis Capacities & Table Travel
X Axis - Table Longitudinal Travel: 64.96"
Y Axis - Saddle Cross Travel: 28.74"
Z Axis - Vertical Travel (Wheel to Table): 27.3"

Table
Table Size: 59" x 27.56"
T-Slots: 3
Table Speed (Longitudinal): 6.6 - 82 ft/min

Grinding Wheel & Spindle
Wheel Diameter: 20"
Wheel Width: 2"
Wheel Bore: 5"
Spindle Speed: 1100 RPM
Spindle Motor Power: 15 HP (typical)

Feeds & Increments
Crossfeed Increment (Y-axis): 0.020" - 1.370" per pass
Vertical Auto Downfeed (Z-axis): 0.0002" - 0.002" per stroke
Rapid Vertical Traverse: Yes

Physical Dimensions
Machine Footprint: 211" x 120"
Height: 93"
Weight: 20,000 - 22,000 lbs
Machine Tool Specification Sheet
Model: Okamoto PSG-157B | Type: Hydraulic Surface Grinder | Year: 1987

Standard Features
(2) Electro-magnetic chucks (approx. 28" x 30")
Hydraulic longitudinal feed
Over-the-wheel hydraulic dresser
Coolant system with magnetic separator
Automatic lubrication system
Centralized operator control panel