Procedimiento de producción de recipientes de aluminium bicolores

摘要

The invention concerns an aluminium container (1) issued from the process of stamping/deep drawing an aluminium foil (6) to form a container body (7), cutting the edges of the container body, curling said edges on the exterior side of the container body in order to form a curled edge (2) and closing the container body by a foil/lid/membrane (3) wherein the colour of the curled edge is different from the natural colour of the aluminium foil.