55 1/2" Grotnes Hydraulic Ring Shrinking-Shrinker Machine

55 1/2" Grotnes Hydraulic Ring Shrinking-Shrinker Machine
Manufactured by Grotnes Machine Co of Atlanta Georgia
Serial # B-1375
Manufactured 1965
SPECIFICATIONS:
A: Pushing Force @ 3,000 PSI Hydraulic Pressure = 1.593,000 Lbs. or 796 Tons
(One Main Pressure Ring Approx. 88 Inch O.D. Cast Steel)
B: Max Tangential Stress that can be set up in 8 square inches (Thickness x Length) = 100,000 Lbs
C: Max Allowable Radial Thickness of Part Requiring 100,000 PSI PSI Tangential Stress = 3"
D: Maximum Part O.D. Allowing for 1 Inch Thick Die Walls = 50"
E: Minimal Shrink Diameter of the Jaws = 52"
F: Open Diameter of the Jaws = 55 1/2"
G: Travel from Open to Shrunk Diameter = 3 1/2"
H: Adjustment odf Diameter = 52" Closed or Shrunk (Working) Position = +/- 0.500"
I: Max Part Height = 12"