We have compiled a list of manufacturers, distributors, product information, reference prices, and rankings for Alumina ceramics.
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Alumina ceramics - Company Ranking(11 companyies in total)

Last Updated: Aggregation Period:Aug 13, 2025〜Sep 09, 2025
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Company Name Featured Products
Product Image, Product Name, Price Range overview Application/Performance example
It is not the original white color of alumina, but a translucent milky white, and if it is less than 2T in thickness, it also has light transmission properties. Since it is almost a single crystal, its chemical resistance is on par with that of sapphire, and it is produced using a manufacturing method similar to traditional alumina ceramics through green processing. - Structural components for semiconductor manufacturing equipment - Wafer holding pins - Corrosion-resistant environmental components - Precision small parts - Chemical-resistant components Among others, excellent characteristics in high-load environments and the theme of extending the lifespan of conventional products can be expected for replacement.
Like conventional alumina ceramics, it is possible to manufacture complex shapes and mass-produced parts due to green processing. Full machining from the block after firing allows for short delivery times as well. - Insulator parts for semiconductor manufacturing equipment - Plate for electrostatic chucks - Heat sink - Structural components, etc.
- 95% alumina exhibits significant cost advantages for high-precision parts in medium to large lots through low-pressure injection molding using simple molds. By performing finishing processes on all units instead of relying on single-shot molding, high precision is achieved. Additionally, it is possible to create 3D structures that leverage the molding process. CA-95 is optimal for use in environments that are insulating, dense, and have low purity requirements. - Purity of 99% or higher can be produced as high-purity dense alumina ceramics using CIP molding, similar to domestic manufacturers, making it suitable for use in semiconductor and LCD manufacturing equipment with strict purity requirements. CA-99 boasts a wealth of experience in electronics-related applications and is compatible with pure water washing and vacuum packaging. ● Insulator parts for semiconductor/liquid crystal manufacturing equipment ● Components for glass deposition equipment ● Components for industrial machinery (pumps, valves, etc.) ● Precision positioning jigs for various manufacturing processes ● Components for machine tools ● Insulating materials for general industry… and many other achievements
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  1. Featured Products
    Achieving strength that surpasses sapphire! Introducing high-strength alumina.Achieving strength that surpasses sapphire! Introducing high-strength alumina.
    overview
    It is not the original white color of alumina, but a translucent milky white, and if it is less than 2T in thickness, it also has light transmission properties. Since it is almost a single crystal, its chemical resistance is on par with that of sapphire, and it is produced using a manufacturing method similar to traditional alumina ceramics through green processing.
    Application/Performance example
    - Structural components for semiconductor manufacturing equipment - Wafer holding pins - Corrosion-resistant environmental components - Precision small parts - Chemical-resistant components Among others, excellent characteristics in high-load environments and the theme of extending the lifespan of conventional products can be expected for replacement.
    Ideal for semiconductor manufacturing equipment! Introducing high insulation resistance alumina.Ideal for semiconductor manufacturing equipment! Introducing high insulation resistance alumina.
    overview
    Like conventional alumina ceramics, it is possible to manufacture complex shapes and mass-produced parts due to green processing. Full machining from the block after firing allows for short delivery times as well.
    Application/Performance example
    - Insulator parts for semiconductor manufacturing equipment - Plate for electrostatic chucks - Heat sink - Structural components, etc.
    Introduction to the CA Series of High Purity Alumina Ceramics Manufactured OverseasIntroduction to the CA Series of High Purity Alumina Ceramics Manufactured Overseas
    overview
    - 95% alumina exhibits significant cost advantages for high-precision parts in medium to large lots through low-pressure injection molding using simple molds. By performing finishing processes on all units instead of relying on single-shot molding, high precision is achieved. Additionally, it is possible to create 3D structures that leverage the molding process. CA-95 is optimal for use in environments that are insulating, dense, and have low purity requirements. - Purity of 99% or higher can be produced as high-purity dense alumina ceramics using CIP molding, similar to domestic manufacturers, making it suitable for use in semiconductor and LCD manufacturing equipment with strict purity requirements. CA-99 boasts a wealth of experience in electronics-related applications and is compatible with pure water washing and vacuum packaging.
    Application/Performance example
    ● Insulator parts for semiconductor/liquid crystal manufacturing equipment ● Components for glass deposition equipment ● Components for industrial machinery (pumps, valves, etc.) ● Precision positioning jigs for various manufacturing processes ● Components for machine tools ● Insulating materials for general industry… and many other achievements