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Used at the end of the forming line to remove shape defects using plastic bending and stretching.
- A sheet is driven through 3 cylinders.
- Small contact areas require a fine mesh.
- ALE keeps a fine mesh between the cylinders.
- CPU : 50min (ALE) vs 2 days (Lagrangian).
Classical transient Lagrangian model
The proposed ALE model of continuous roll forming