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Shaft-Type Unwind Stands

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Model 4510 Shaft-Type Unwind Stands
Model 4510 Shaft-Type Unwind Stands

Model 4520 Shaftless Unwind Stand
Model 4520 Shaftless Unwind Stand

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The Shaft Type Unwind Stand Series are general purpose; shaft-type unwinds used in many applications such as slitter rewinders and other web process applications.

Model 4510 unwind stand handles 3,000-pound master rolls of book cover stock, 62-inches wide by 48 inches in diameter and operates at speeds up to 500 FPM with a tension range to 4 PLI.

Model 4520 shaftless unwind stand handles massive 6,000-pound master rolls of 28 pt. paperboard, 84-inches wide by 60 inches in diameter and operates at speeds up to 2,000 FPM with a tension range to10 PLI.

Features:

  • Rolling base for use with automatic edge guide
  • Ball bearing shaft latches
  • 3-inch diameter unwind airshaft
  • Pneumatic disc brake
  • Constant unwind tension via load cell feed back
  • Bag-edge adjusting idler roll
  • Automatic edge guide with 6-inch total traverse

Model 4510 Specifications:

  • Web width: 24-62 inches
  • Roll diameter: 48 inches
  • Tension range: 2 to 10 PLI
  • Web speed: 500 FPM

Model 4520 Specifications:

  • Web width: 24-84 inches
  • Roll diameter: 60 inches
  • Tension range: 2 to 10 PLI
  • Web speed: 2,000 FPM

Optional Features:

  • Web widths: 24-120 inches
  • Roll diameters: 42-96 inches
  • Tension ranges: ¼ to10 PLI
  • Web speeds: 500- 2,000 FPM
  • Roll weights: 1,000 - 10,000 LBS
  • Chucking: variety of shaft sizes
  • Braking systems:
    • Single pneumatic brake
    • Dual brakes
    • AC vector drive
  • Tension systems:
    • Load cell
    • Pneumatic dancer roll
    • Ultra-sonic diameter feed back
  • Edge guide: automatic edge guide with 6-inch traverse
  • Slice tables: pneumatic and vacuum type, with and without operator access platform
  • Floor pick-up of roll

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