Mechanical expansion chucks
Shaftless winding thanks to a variety of mechanical activation methods.
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Series 841 mechanical expansion chuck
The Vorwald series 841 expansion chuck is suitable for shaftless rewinding and winding machines with medium torques.
Series 834 Rollmatic mechanical expansion chuck
Activated by applied torque. The expansion leaves are twisted and activated by the web tension.
Series 831 mechanical expansion chuck
The axial force exerted on the core causes the expansion lugs to expand centrically.
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Expansion Chucks and Adapters