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Automatic Corrugated Carton Box Making Machine

Hydraulic Shaftless Mill Roll Stand

The hydraulic shaftless mill roll stand, similar to the electric one, is also used for supporting and fixing fluting paper rolls. The arms, however, is driven by hydraulic pressure, clamping, lifting and adjusting the paper rolls.

Technical Parameters of Hydraulic Shaftless Mill Roll Stand
Range of Paper Width 800-2500mm
Paper Roll Diameter Φ350-1500mm
Max. Weight of One Side 5000kg (wall thickness: 45mm)
Main Shaft Diameter Φ240mm (wall thickness: 55mm)
Working Pressure of Air Source 0.6-0.9 MPa
Power Supply 380V, 50Hz, 11kw
Overall Dimensions (L×W×H) 4550 ×1600 ×1650mm
Working Pressure of Hydraulic Cylinder 12-16 MPa
Working Range of Hydraulic Cylinder (swing) Φ100mm ×460mm
Diameter of Hydraulic Cylinder (clamping) Φ63mm ×720mm
Main Features of Hydraulic Shaftless Mill Roll Stand
  • The hydraulic mill roll stand comes with four symmetrical supporting arms that are capable of clamping two paper rolls.
  • Any movement such as clamping, lifting, lowering, adjusting, etc. is driven by hydraulic motor.
  • The web tension can be controlled by pneumatic brake or manual brake.
  • Effective width ranges for 900mm to 2200mm; the maximum diameter of the paper roll is 1500mm.
  • The maximum weight the roll stand can bear is 3 tons.
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