Expanded metal products are produces from solid sheets or plates of carbon, galvanized and stainless steal, as well as aluminum and a variety of alloys of copper, nickel, silver, titanium and other metals.
In an expanding process the sheet or plate is simultaneously slit and stretched longitudinally - expanding the slits into diamond-shaped holes of uniform size, shapes and regularity.
Expanded metal is used in grates and in outdoor furniture (e.g. benches) or fencing. It is often used for guarding to prevent contact with hot surfaces or machinery. Expanded metal is often used for architectural details and finds use in security applications.

