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Gilded single-sided knitted fabric: How to ensure that the gilding layer is firmly bonded to the base fabric?
Before gilding, the base fabric surface will undergo a series of pretreatments to enhance its adhesion to the metal foil. These pretreatment steps include cleaning, activation and coating.
Cleaning: The base fabric surface will be thoroughly cleaned to remove grease, dust and other impurities. These impurities may affect the adhesion of the metal foil and cause the gilding layer to fall off easily during use. Therefore, cleaning is the first step to ensure that the gilding layer is firmly bonded.
Activation: The base fabric surface will be activated to increase its surface energy. This step usually involves chemical or physical methods, such as the use of activators or plasma treatment. Activation can increase the roughness and polarity of the base fabric surface, making it easier to bond with the metal foil.
Coating: A special primer or adhesive is coated on the base fabric surface. This primer or adhesive can further enhance the bonding between the base fabric and the metal foil, ensuring that the gilding layer is not easy to fall off during subsequent use.
After completing the pretreatment, the base fabric will enter the gilding process stage. The key to this stage is to use high-quality metal foil and professional hot stamping equipment to ensure that the metal foil can be evenly and firmly attached to the surface of the fabric.
Selection of metal foil: The quality of the metal foil directly affects the gloss, firmness and wear resistance of the hot stamping layer. High-quality metal foil has uniform thickness, good ductility and excellent adhesion performance. Therefore, in the production process of hot stamping single-sided knitted fabric, high-quality metal foil is usually selected to ensure the quality of the final product.
Use of hot stamping equipment: Professional hot stamping equipment is the key to achieving uniform adhesion of metal foil. These equipment are usually equipped with precise temperature control systems and pressure regulating devices to ensure that the temperature and pressure between the metal foil and the base fabric are optimal during the hot stamping process. In addition, the hot stamping equipment should also have a high-precision positioning system and stable operating performance to ensure the accuracy and consistency of the hot stamping pattern.
After completing the hot stamping process, a series of post-processing steps are required to further strengthen the bonding between the metal layer and the base fabric to prevent the metal foil from falling off or wearing during use.
Curing treatment: The fabric after hot stamping will be cured. This step usually involves heating or UV irradiation to cure the primer or adhesive and strengthen its bond with the metal foil and base fabric. Curing treatment ensures that the hot stamping layer is more solid and durable in subsequent use.
Coating protection: In addition to curing treatment, a protective coating can be applied to the surface of the hot stamping layer. This protective coating can increase the wear resistance, scratch resistance and chemical corrosion resistance of the hot stamping layer, thereby further extending the service life of the product.
Quality inspection: The hot stamping single-sided knitted fabric after post-treatment will undergo strict quality inspection. These inspections include appearance inspection, adhesion test, abrasion resistance test, etc. to ensure that the quality of the final product meets relevant standards and customer requirements.
Hot stamping single-sided knitted fabric has been widely used in many fields due to its unique metallic luster, luxurious texture and excellent performance. In the field of clothing, it has become the preferred material for designers to create high-end and luxurious clothing; in home decoration, it can add a unique metallic luster to the home space and enhance the overall decorative effect; in terms of automotive interior, it can bring a more refined and luxurious atmosphere to the interior space. In addition, the foil print single jersey fabric also has good air permeability and softness, making it more comfortable and natural to wear.
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