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Alumina polishing film

Silicon dioxide polishing film is produced by uniformly coating submicron-sized cerium oxide or nanoscale silicon dioxide abrasives onto a high-strength polyester fiber film. It is primarily used for precision polishing of single-core conventional optical fiber connectors, FA/Pigtail, metal ferrules, and other products.

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  • Description
  • Composition and Manufacturing


    Silicon dioxide polishing film is produced by uniformly coating submicron-sized cerium oxide or nanoscale silicon dioxide abrasives onto a high-strength polyester fiber film. It is primarily used for precision polishing of single-core conventional optical fiber connectors, FA/Pigtail, metal ferrules, and other products.

    • Composition: It evenly coats nano - scale silicon dioxide particles on the surface of a polyester film through a specific process. The silicon dioxide particles are the core abrasive component, and the polyester film serves as the substrate, providing support and flexibility.

    • Manufacturing Process: The manufacturing process involves uniformly mixing nano - scale silicon dioxide particles with a high - efficiency adhesive and then evenly coating them on the polyester film surface, followed by drying and curing reactions to form a uniform and stable polishing film.





    Application Areas

    • Optical Fiber Connector Polishing: It is specifically designed for the final ultra - precision polishing of optical fiber connectors. After use, there are no scratches or defects on the end face of the connector, and the optical fiber height and reflection attenuation indicators can meet international standards.

    • Semiconductor Industry: It can be used for the rough and fine polishing of silicon wafers, as well as in the IC processing process, especially suitable for the planarization processing of multi - layer films in large - scale integrated circuits, and can also be used in the post - CMP cleaning process of wafers and other semiconductor device processing.

    • Optical Component Manufacturing: In the manufacturing of optical components such as lenses and prisms, it can be used to achieve high - precision surface polishing, improving the optical performance and imaging quality of optical components.

    • Other Fields: It is also widely used in the nano - level and sub - nano - level polishing processing of materials such as glass, ceramics, and marble, helping to improve the surface quality and appearance of products.


    Characteristics and Advantages

    • High - Precision Polishing: The nano - scale silicon dioxide particles are extremely fine and uniform, with a particle size smaller than the wavelength of visible light. They can penetrate the microscopic depressions on the material surface, effectively filling the uneven areas. Through the combination of mechanical friction and chemical action, they can quickly remove surface impurities and oxide layers, achieving a high - level flatness and smoothness, and are suitable for applications requiring high - precision polishing, such as optical components and semiconductor wafers.

    • Gentle and Non - Damaging: Due to the small particle size and moderate hardness of the silicon dioxide particles, they can avoid mechanical damage to the material surface during the polishing process, especially suitable for the processing of brittle materials such as silicon wafers, ensuring the integrity and performance of the workpiece.

    • Good Chemical Stability: Silicon dioxide does not chemically react with most materials, which can avoid surface damage caused by chemical reactions during the polishing process. Moreover, a uniform silicon dioxide protective film can be formed on the surface of the polished workpiece, improving its weather resistance and stability.

    • Versatile Polishing Medium: This polishing film is suitable for dry polishing and can also be used with water or oil as the polishing medium, providing flexibility in different polishing process requirements.

    • Excellent Durability: Made of waterproof and alcohol - resistant macromolecular materials, with high - strength and flexible coatings, it has good wear - resistance and can be reused multiple times, which helps to reduce costs and improve work efficiency.