As we know, when it comes to expanded metal mesh, it isn&#;t just about the type or thickness of metal that matters; it is about the pattern intricacies that have a significant impact on both the functionality and the aesthetic quality of the final product.
Diamond Pattern: Among the most iconic and widely recognised patterns of expanded metal mesh, the diamond pattern is what most people envision when they think about expanded metal mesh. With its symmetrical, versatile design, it offers an optimal balance between strength, airflow, and visibility. From walkways to fences, its consistent pattern provides a harmonious appearance that makes it a go-to choice for a wide range of applications.
Hexagonal Pattern: A six-sided pattern like honeycomb offers a distinctive aesthetic and structural advantage due to its resemblance to honeycombs. By providing an even distribution of weight and stress, it ensures that the product will last for a long time. In addition to that, its unique appearance gives architectural applications a modern touch that makes them stand out from the crowd.
Square Pattern: There is no better choice than the square pattern if you are looking for a more geometric and contemporary look. A uniform and regular design makes it an ideal option for facades, screens, and decorative partitions, as it provides uniformity and regularity in design. Additionally, the straight lines and angles provide an alternative to the traditional diamond pattern, presenting a clean and orderly appearance as compared to the traditional diamond pattern.
It is important to note that each pattern in expanded metal mesh serves a specific purpose and offers a unique visual dynamic to the user. In order to ensure that the mesh aligns perfectly with the project&#;s goals, it is vital to consider both the aesthetic preferences and the functional requirements, whether you choose the classic diamond shape, the nature-inspired hexagonal shape, or the modern square shape.
Additionally, their integration of geometric patterns, makes both a popular aesthetic element added to various fixtures and structures.
Despite their similarities in function, these two metals are distinct; they require the use of different manufacturing methods, exhibit different characteristics, and have different best use cases. Understanding the differences between them is critical when selecting one or the other for an application.
In the following blog post, we provide an overview of how perforated and expanded metal differ, outlining how they&#;re manufactured, key characteristics, and ideal applications.
For ventilation and drainage products, expanded metal is a strong and cost-effective option.
The key to expanded metal&#;s strength is in its manufacturing process. The first step is to perforate the sheet with a series of regular slits. Stretching the sheet after adding these openings creates the distinctive, repeating diamond pattern that distinguishes expanded metal from other material options. After the stretching process, some strands of metal may protrude slightly, but it&#;s possible to flatten these later on if necessary or desired.
There are two key advantages to this technique:
As indicated above, expanded metal retains its structural integrity better than perforated metal. In addition to this property, other key characteristics include low risk of unraveling (compared to woven mesh) and excellent conductivity.
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When choosing to use expanded metal for an application, some of the key considerations include thickness and strand dimension, both of which depend on the structure&#;s requirements. It is available in a wide range of materials, mesh sizes (including near-transparent thickness), and pattern designs to suit different use cases.
Some of the most common applications for which expanded metal is ideal include:
Perforated metal is the preferred choice for use in certain applications such as filtration equipment.
Like expanded metal, perforated metal begins as a steel sheet. However, rather than slicing and stretching the sheet, a technician feeds the base material into a specialized machine that punches holes in a pre-defined pattern (typically either straight or staggered lines of holes). The machine usually leaves a thin section of metal around the perimeter unpunched to avoid compromising the material&#;s stability.
The perforation process does, by necessity, generate waste. While the excess metal can be recycled, doing so may increase the overall project cost. Manufacturing sheets with larger holes produces more material waste&#;resulting in higher production costs&#;so customers with such requirements should consider if expanded metal is a better fit for their budget.
Compared to expanded metal, perforated metal&#;s main advantage is its versatility. It is available in a broad selection of variations, with different material, hole gauge, hole size, and hole shape options.
As perforated metal is available in many different variants, it lends itself to use in a wide range of applications. Some examples include the following, although perforated metal applications are by no means limited to this list:
At Metalex, we recognize the value of both expanded metal and perforated metal. As such, we maintain a broad selection of perforated metal materials and expanded metal products for our customers. Whichever material you need, our expert sales and engineering team will ensure you get the right product for your application and requirements.
For additional information about our offerings or assistance choosing one for your next project, contact us or request a quote today.
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