Endverformung

Endverformung, also known as cold working or cold deformation, is a manufacturing process that involves the shaping of metal parts at room temperature. This process is used to improve the mechanical properties of metals, such as their strength and hardness, without changing their microstructure. The process is typically carried out using various methods, including rolling, drawing, and extrusion.

Cold working is often used to produce parts with complex shapes and tight tolerances. It is also used to improve the surface finish of parts, as the process can remove surface imperfections and improve the part's overall quality. However, cold working can also introduce residual stresses into the part, which can lead to cracking or other forms of failure if not properly managed.

The amount of deformation that can be achieved through cold working is limited by the material's ductility and the amount of strain that can be applied before the material fails. The process is typically carried out in multiple stages, with the part being progressively shaped and reduced in size until the desired shape and dimensions are achieved.

Cold working is a widely used manufacturing process in the production of metal parts, particularly in the automotive, aerospace, and electronics industries. It is a cost-effective and efficient method of producing high-quality parts with improved mechanical properties and tight tolerances. However, it is important to carefully control the process parameters and monitor the part's condition to ensure that the desired properties are achieved without introducing defects or other forms of failure.