Generally used in various fields such as protection (railings, safety fittings, sunshades), decoration (cladding of facades or ceilings), as well as for the manufacture of metal walkways, metal floors, and grilles ventilation, the expanded metal appears as a one-piece mesh, rigid and not meshed. It is manufactured by cutting and stamping a sheet metal, and also finds applications as a security fence, walkway grating, and suspended ceiling, etc.