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60" X 288" CHURCHILL MODEL TWB HEAVY DUTY

GRINDER MISC
Manufacturer:
CHURCHILL
Model:
TWB
Year:
1954
Stock #:
5321
60" X 288" CHURCHILL MODEL TWB HEAVY DUTY

Maximum swing 60"
Maximum diameter ground with full size wheel 42"
Minimum diameter ground with full size wheel 4"
Standard grinding wheel 36" dia. x 4" wide x 12" hole
Grinding wheel speeds (variable) 345 to 620 RPM
Metal removal capacity 8 ins3/minute
Drive to workhead Belt
Work speeds 15 to 60 RPM
Wheelhead carriage traverse speed 3" to 110"/minute
Maximum camber with standard cams 0.200"
Capacity of roll journal steadies - 2 point type6" to 18", 10" to 26"
, or 20" to 32"
Maximum weight of roll supported on journal rests 67,200 lbs.
Approximate NET weight with 240" capacity between centers 185,920
lbs.

MOTOR SPECIFICATIONS

20 HP Grinding wheel drive motor
10 HP Work drive motor
5 HP Wheelhead carriage traverse drive motor
3 HP Workhead traverse motor (applies to heavy duty machines only)
3 HP Tailstock traverse motor (applies to heavy duty machines only)

Crowning/chambering
4-Journal steady rests
Solid state 550v electrical controls
Grinding wheel dresser
Vari speed motors
Reworked by Churchill, 1987
NOTE This machine was used in conjunction with a paper mill regrinding the
paper mill rolls.
The entire mill has been replaced with new equipment and relocated. The gri
nder appears to be
in excellent condition. Churchill reworked the machine in 1987.

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