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The Role of Metal Fabrication in the Automotive Industry

12 February 2025

Metal fabrication is an essential part of manufacturing in the automotive industry. Sheet metal fabrication is the process of shaping and forming the individual metal components ahead of metal assemblies, where all the parts are put together. From the large panels of a vehicle's body to the smaller components of an engine, metal fabrication requires a great deal of precision to ensure optimal functionality and efficiency.

 

 

In this blog post, we will explore the key components metal fabrication can be used to create for the automotive industry, including engine components, heat barriers and more.



Body Components


One of the largest applications of sheet metal fabrication is making vehicle body components, including side panels, roofs, and doors, which are usually constructed from steel or aluminium. As these parts form the exterior of the vehicle, they must be shaped to enhance aerodynamics while maintaining structural integrity. The metal exterior must be strong enough to minimise the impact of a crash, keeping the driver safe in the event of a collision.


Engine Components


Sheet metal can also be used to create intricate engine components. For example, engine brackets and mounts must be fabricated using precision cutting and forming using exact measurements for a perfect fit. These parts must be able to withstand high temperatures and vibrations due to their proximity to the engine, making precise and accurate manufacturing from quality metal critical. Poorly fitting components can cause serious issues and prevent the engine from running safely and smoothly.


Chassis and Frame


The chassis and frame make up the integral infrastructure of any vehicle. Robust sheet metal is necessary to support the weight of the vehicle, as well as additional passengers or loads. To maximise the durability and strength of these structural components, metal pressing and forming techniques like deep-drawn presswork and stamping are used.


Exhaust Systems


Exhaust systems are another part of the vehicle that requires precise manufacturing and proper alignment. Exhaust systems, including mufflers and manifolds, are typically fabricated from stainless steel sheets for their resistance to high temperatures and corrosion. Precise metal manufacturing is essential for ensuring optimal vehicle performance relating to emissions and noise.


Heat Shields and Underbody Components


Heat shields are vital components made from sheet metal that are found on the underside of vehicles. These thermal barriers are designed to protect a vehicle’s engine, exhaust system and cabin from excessive heat. These components must be able to withstand high temperatures while minimising heat transfer to reduce the temperature of the engine bay. Additionally, these components must be made from durable sheet metal to avoid damage from debris while the vehicle is in use.


Cotmor Tool & Presswork - Your Local Metal Pressing Manufacturer


At Cotmor Tool and Presswork, we are a metal pressing manufacturer with a wealth of experience in metal fabrication for metal assemblies. Working from our well-equipped metalwork plant in the West Midlands, our team of metal engineers can produce many metal components for the automotive industry.

 

To discover how our metal fabrication services can help your project, get in touch today.

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