Polishing is a surface treatment process that consists of smoothing, buffing and giving shine to a part or component by eliminating imperfections, scratches, marks and roughness. Using abrasives and specific techniques it is possible to obtain a smoother and brighter surface, thus improving the aesthetic and functional appearance of the part.

The polishing process involves several carefully controlled stages to achieve the desired result. The following are the most common steps of the polishing process:

1. Surface preparation: The part is cleaned and degreased to remove any contaminants that could affect the polishing.
2. Roughing A thick abrasive is used to remove larger imperfections and create a uniform surface. It can be done in grinding machines with polishing wheels.
3. Intermediate polishing: Smaller abrasives are used to continue smoothing the surface and remove the marks left by the roughing. These are normally abrasive bands with vibration.
4. Final polishing: A very fine abrasive is used to obtain a smooth and shiny finish on the surface of the part. These are normally abrasive bands with vibration.
5. Finish: A polishing compound is applied and grinding wheels or felts are used to achieve optimum shine and to enhance aesthetic appearance.

Polishing is widely used in various industries to treat a wide variety of metal parts and components. Examples include engine components, rims, insignias, and finishing details on car bodies, as well as electronic components, such as device housings, connectors, and design elements on electronic devices. In addition, tools such as drill bits, wrenches and hand tools that need a smooth, corrosion-resistant surface, and aircraft and spacecraft components in the aerospace industry, which require high strength and a high-quality finish, also benefit from the polishing process also called a superfinish.

TTT Group holds the corresponding aeronautical certifications, which guarantees the application of these processes with the highest quality standards in aeronautical applications and in other sectors of the industry.

This process is widely used in various industrial sectors due to its aesthetic and functional benefits. It is commonly applied in the automotive, manufacturing, electronics, aerospace sectors and by manufacturers of high-quality machinery and tools. In the automotive sector, it is used to improve the appearance and finish of vehicle components, while, in the manufacturing industry, polishing improves the finish of parts and components. In the aerospace sector, the aim is to obtain high-strength components and quality finishes, and in the manufacture of machinery and tools, polishing is performed to achieve smooth and corrosion-resistant surfaces.