Convertech
Pneumatically expanding external bladder core chuck

External bladder core chuck:


  • 6" diameter only
  • Low cost flange mounted chuck
  • For all shaftless unwinds and rewinds

All core chucks are manufactured in the U.S.A. with the fastest lead-time in the industry - usually about two weeks.

Convertech air core chucks can be used for shafted or shaftless unwind and rewind operations. You can significantly reduce your reset time using a Convertech air core chuck and our versatile adapter system. Using our air core chuck and an adapter together you can eliminate additional expensive air shafts.

High-torque mechanical and high-torque pneumatic/mechanical core chucks are also available for heavy duty applications.

Convertech also offers Cheap air core chucks available in 3", 4", 5", 6", 8", 10", and 12" diameters. A very inexpensive way to adapt a standard air shaft to a larger diameter roll, Convertech's Cheap chuck is available with core stops, split clamps, and a connector kit (to string multiple adapters together.)

Speedy lead times of about two weeks mean you'll have your shaft when you need it.

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