chaîne de détourage des feuilles

OBS: [...] il est indispensable de procéder à ce stade, au détourage de l'excédent de métal à la partie supérieure de la boîte [...]

OBS: All processes convert flat sheet into finished cans, supplied with a loose end for the packer, according to this basic scheme : prepare plate; make body; form features; and apply finishes. The order may vary, depending on the process used .... If the starting point is a circular blank ... the edges of the sheet are scrolled for economy in material usage ....
OBS: Primary scrolling used when cutting coil into sheets for coating .... Secondary scrolling used for cutting sheets into strips for feeding into the shell press.