What is Expanded Metal? Leave a comment

Expanded metal is a sheet of metal fabricated with a daily sample of diamond-formed openings. These openings reduce the weight and value of the sheet and provide air flow, making it a versatile resolution for a lot of applications. The commonest metals used for expanded metal sheet embody metal, stainless metal, and aluminum, though it can be 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 cutting machine. The knives move back and forth in a uniform sample, slicing the sheet in alternating cuts, while the sheet moves by means of the machine.

As the knives lower, they concurrently push down on the newly minimize sections, stretching them apart into “ribbons.” The ribbons remain attached on the uncut sections, which become the corners of open diamond shapes in an expanded mesh sheet. The dimensions, form and positioning of the knives and the thickness of the metal sheet might be modified to create openings of different dimensions for quite a lot of applications.

Types of Expanded Metal

Expanded metal sheet comes in completely different profiles, including:

Standard Expanded Sheet: A completed product as it comes off the press after being lower and expanded. Usually referred to as raised expanded metal, because of the alternating ridges shaped by overlapping metal strips.

Flattened Expanded Sheet: An ordinary expanded sheet that’s 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 steel sheet or plate. Expanded metal grating has no joints or welds, as every sheet is a single piece of sturdy steel. Superb for zburdalnic01 catwalk and platform applications.

A Versatile Product

Expanded sheet metal is a flexible and economical product that’s durable, straightforward to work with, and provides low wind resistance. It provides one-piece building that won’t unravel under regular circumstances, and can hold its form for a lot of years. The strands and bonds of the diamond-formed trusses add power and inflexibleity.

It is commonly utilized in a wide range of applications, equivalent to:

Machine guards

Catwalks, platforms and stair treads


Stair and balcony railing mesh

Window security




And much more

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