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Metal Shapers, Horizontal
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Grotnes Ring Roller, 8.25" UP TO 70" RINGS
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Ad Number: A8003
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Year: 1980 | Make: GROTNES | Model: #120-DFR-6
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| Machine Type: 70in RING ROLLER | Condition: Very Good | Price: 121,500.00 OBO
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Description:
Hydraulic unit: a)75 hp. 1775 rpm b) 20 hp. 1775 rpm.
SYSTEM PRESSURE:
Spindle drive-2500psi max
Spindle infeed-2400 psi max
Spindle traverse-900 psi
SYSTEM DELIVERY:
Spindle drive - 45 gpm
Spindle infeed- 10 gpm
Spindle traverse- 10 gpm
SPECIFICATIONS OF MACHINE:
Rated force between spindles- 120,000 lbs
Input torque upper spindle- 32,000 in. lbs
lower spindle- 18,000 in. lbs
Spindle speeds(Infinitely variable 2 thru 50 rpm
Roll space(tool arbor) 5.25" dia. x 10" long
Minimum center distance - 8.25"
Max center distance- 20.25" (w/12" total travel)
Spindle guides- "v" gibs and wedges
Diameter range for parts- 8.25" thru 70"
Width of parts- 1" min. 4" maximum
Main spindle drives- Hydrostatic
Differential action- Hydraulic
Lubrication- Automatic grease
Actual weight with power unit & console= 28,000 lbs
Spindle in-feed rate- .0025 ipm to .400ipm max
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