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Flat metallic yarn is an innovative textile material that combines the strength and flexibility of polyester with the reflective properties of metal. The core component of this yarn is a polyester (PET) film, which is chosen for its durability and ease of processing. This film undergoes a vacuum metallization process, where a thin layer of aluminum or silver is applied to its surface. This metalization step is crucial as it imparts the yarn with its characteristic metallic luster, making it visually striking and unique.<\/p>\n

Metalization Process<\/h2>\n

The vacuum metallization process is a sophisticated technique that involves depositing metal atoms onto the PET film in a controlled environment. This is typically done in a vacuum chamber where the metal is heated until it evaporates and then condenses on the film's surface. The result is a uniform and ultra-thin metal layer that enhances the film's reflective qualities. The thickness of the metal layer can be precisely controlled to achieve the desired level of reflectivity and appearance.<\/p>\n

Coating and Protection<\/h2>\n

After metalization, the film is coated with a layer of color. This not only adds aesthetic value but also provides a base for the final protective coating. The color layer can be customized to a wide range of hues, allowing for diverse design possibilities. The protective coating is then applied over the color layer. This coating is essential as it shields the metal and color layers from environmental factors such as moisture, abrasion, and UV radiation. It ensures that the yarn maintains its metallic appearance and structural integrity over time.<\/p>\n