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CVD TaC Coated Ring

CVD TaC Coated Ring

Semicorex CVD TaC Coated Ring reigns as a critical component in semiconductor processing, symbolizing the zenith of modern materials engineering. Crafted for implementation in the most rigorous environments where precision and reliability reign supreme, this ring embodies the fusion of cutting-edge coating techniques with resilient material science. Semicorex steadfastly delivers top-tier products at competitive prices, and we eagerly anticipate forging a longstanding partnership with you in China.*

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Product Description

The Semicorex CVD TaC Coated Ring is an essential component in the semiconductor manufacturing industry. It represents a combination of advanced materials engineering and precision manufacturing. This ring is made of graphite, chosen for its exceptional properties, and coated with tantalum carbide (TaC) using the Chemical Vapor Deposition (CVD) process. The careful selection of graphite, based on its coefficient of thermal expansion (CTE) closely matching that of TaC, ensures a strong and durable bond between the coating and the substrate, significantly extending the component's lifespan.


Graphite is used as the base material for the CVD TaC Coated Ring due to its excellent thermal conductivity and mechanical stability. Semicorex chose one graphite material after extensive testing and material science optimization to closely match the Coefficient of Thermal Expansion (CTE) of TaC. This precise match minimizes thermal stress during high-temperature operations, ensuring that the TaC coating adheres uniformly and remains intact even under the most demanding conditions.


In semiconductor manufacturing, components are often exposed to harsh conditions such as high temperatures, corrosive chemicals, and abrasive particles. The TaC Coated Ring is designed to perform well in these environments. Tantalum carbide, with its extremely high melting point of about 3880°C, ensures that the ring maintains its structural integrity even during intense thermal cycles. Additionally, TaC’s exceptional hardness, surpassed only by diamond and a few other materials, provides a strong barrier against physical wear and abrasion.


The production of the CVD TaC Coated Ring involves strict quality control measures to ensure consistency and performance. Each ring undergoes comprehensive inspection and testing to confirm the integrity of both the coating and the underlying graphite. The parameters of the CVD process are meticulously controlled to produce a coating of optimal thickness and uniformity. This attention to detail ensures that every ring meets the high standards required by the semiconductor industry.


The TaC Coated Ring plays a crucial role in enhancing the performance and reliability of semiconductor equipment. Its durability reduces downtime and maintenance costs, as fewer replacements are needed over the equipment's lifespan. Moreover, by minimizing contamination and wear, it helps maintain the stringent cleanliness standards required for semiconductor manufacturing, contributing to higher yield rates and improved device performance.


The Semicorex CVD TaC Coated Ring is a testament to the advances in materials science and engineering. By combining the superior properties of selected graphite with the exceptional characteristics of tantalum carbide, this component meets the extreme demands of semiconductor manufacturing processes. The precise match of CTE between the graphite and TaC ensures a strong bond, significantly extending the ring's operational life. Its ability to withstand high temperatures, resist corrosion and wear, and maintain structural integrity under harsh conditions makes it an indispensable part of modern semiconductor equipment. Through meticulous engineering and stringent quality control, the TaC Coated Ring ensures that semiconductor manufacturers can achieve the high levels of precision and reliability required in today's competitive market.



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