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12"X48" THOMPSON MODEL 4C HORIZONTAL SPINDLE SURFACE GRINDER

GRINDER SURFACE
Manufacturer:
THOMPSON
Model:
4C
Year:
1957
Stock #:
5694
12"X48" THOMPSON MODEL 4C HORIZONTAL SPINDLE SURFACE GRINDER

Table size 12"x48"
Table travels
Longitudinal 56"
Cross 18"
Vertical capacity 16"
Feeds
Table (variable) 10 to 100 IPM
Cross (variable) 6 to 240 IPM
Vertical (variable) 0 to 15 IPM
Estimated grinding wheel speed 6000 SFPM
Grinding wheel size 20"x3"x8"
Overall dimensions 150"Lx85"Wx100"H
Approximate weight 19,000 Lbs.

MOTOR SPECIFICATIONS

5 HP 220/440/3/60 Hydraulic system motor
10 HP 220/440/3/60 1200 RPM Spindle motor
1/4 HP A/C Coolant pump motor
1/2 HP A/C Power elevation motor

12"x48" Electromagnetic chuck
Incremental power down feed
Power elevation
Coolant system
Push button controls for hydraulic on/off, wheel on/off, coolant on/off
Splash guards
Wheel cover

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