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What Is Expanded Metal?

What Is Expanded Metal?

Expanded metal is a sheet of metal fabricated with a daily sample of diamond-formed openings. These openings reduce the burden and cost of the sheet and provide air flow, making it a flexible answer for many applications. The commonest metals used for expanded metal sheet embrace metal, stainless metal, and aluminum, although it is also made from titanium and copper.

How is Expanded Metal Made?
expanded metalExpanded sheet is made from a single sheet of metal that has been slit by a row of knives mounted on an industrial die chopping machine. The knives move back and forth in a uniform sample, slicing the sheet in alternating cuts, while the sheet moves through the machine.

Because the knives cut, they concurrently push down on the newly lower sections, stretching them apart into "ribbons." The ribbons remain hooked up on the uncut sections, which turn out to be the corners of open diamond shapes in an expanded mesh sheet. The size, form and positioning of the knives and the thickness of the metal sheet could be changed to create openings of various dimensions for a wide range of applications.

Types of Expanded Metal

Expanded metal sheet is available in totally different profiles, together with:

Customary Expanded Sheet: A completed product as it comes off the press after being cut and expanded. Typically referred to as raised expanded metal, due to the alternating ridges fashioned by overlapping metal strips.

Flattened Expanded Sheet: A standard expanded sheet that is then cold rolled, leaving a flat, smooth surface. Flattened expanded sheet is about 5% lighter than standard expanded sheet.

Expanded Metal Grating: A heavy duty expanded sheet manufactured from carbon metal sheet or plate. Expanded metal grating has no joints or welds, as every sheet is a single piece of sturdy steel. Splendid for catwalk and platform applications.

A Versatile Product
Expanded sheet metal is a flexible and economical product that is durable, straightforward to work with, and provides low wind resistance. It presents one-piece development that won’t unravel under normal circumstances, and will hold its form for a lot of years. The strands and bonds of the diamond-formed trusses add energy and inflexibleity.

It is commonly used in a wide range of applications, comparable to:

Machine guards

Catwalks, platforms and stair treads


Stair and balcony railing mesh

Window security




And far more

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