Abstract: A method for slitting a metal sheet to produce a slit that reduces the folding resistance of the metal sheet. A cutter and/or a cutting disc are used to make a slit on the metal surface. Press rollers press on the formed slit to produce a smooth slit having a uniform depth along the entire length of the slit.
Abstract: This invention relates to the development of method for creating pattern on any metal surfaces used for structuring and decorative purposes by impression with the aid of heating. The method of the present invention can be modified to suite any industrial manufacturing processes.