How is the metal printed?

Metal printing is mainly used for food cans, biscuits, etc. Commonly used substrates mainly include tinplate, chemical treatment plates, black steel plates, aluminum plates, zinc-iron plates, and stamped aluminum product cans. According to the different substrates, the printing methods are also different. General steel plate and aluminum foil use gravure printing; general thin plate printing methods are more, lithography, letterpress, gravure and wire mesh can all be used for printing; and for those moldings, letterpress, screen and thermal transfer printing are generally used. .

Source: Bison