Silicon nitride ceramic rollers Alias: High-temperature and wear-resistant ceramic shaft core
Description：
Ceramic rollers made of silicon nitride (Si3N4) materials are widely used in various industrial fields, especially in high-temperature, high-pressure, or chemically corrosive environments, such as special automotive, aviation, petrochemical, and other fields. These rollers are often designed to withstand significant mechanical and thermal loads, and the properties of silicon nitride ensure their long-lasting durability and stability under these demanding conditions.
Features:
Silicon nitride ceramic rollers, also known as high-temperature and wear-resistant ceramic shaft cores, incorporate advanced technologies and design features to ensure excellent performance in demanding environments:
1. Structure and surface treatment
The roller has a very smooth surface, and this design helps to reduce friction with the seal, thereby extending the life of the roller and improving the sealing effect. The smooth surface also effectively reduces energy loss and improves mechanical efficiency.
2. Abrasion resistance and heat resistance
The roller is made of silicon nitride ceramic, which offers exceptional mechanical strength and wear resistance (Vickers hardness reaches 1500 HV), as well as a maximum service temperature of up to 1200℃, ensuring its stability and durability in high-temperature operation.
3. Chemical stability
The chemical stability of silicon nitride allows rollers to be used in high-pressure and chemically aggressive environments, such as in petrochemical and special chemical treatments, without degradation due to environmental changes.
4. Thermal shock resistance
With a thermal shock stability coefficient of 500℃, ceramic rollers can withstand rapid temperature changes and are suitable for applications requiring rapid heating or cooling.
Applications:
Silicon nitride ceramic rollers are widely used in several industrial sectors, especially in high-temperature, high-pressure, and chemically corrosive environments:
1. Automotive industry
Used in high-performance engines and hydraulic systems, the heat and wear resistance of piston rods ensure reliable operation in high-temperature and high-pressure environments.
2. Aviation and Aerospace
In critical components of aero engines and spacecraft, silicon nitride rollers provide the necessary wear and high temperature resistance, crucial for enhancing overall equipment safety and efficiency.
3. Petrochemical
Rollers are resistant to extreme chemical corrosion and temperature fluctuations during chemical processing and petroleum refining, and silicon nitride has shown superior performance in these applications.
Silicon nitride ceramic rollers excel in industrial applications with their exceptional wear resistance, high-temperature stability, and chemical stability. These characteristics not only ensure long-term durability in high-temperature, high-pressure, and corrosive environments but also enhance the efficiency and reliability of the overall mechanical system. Through these advanced technologies and design optimizations, silicon nitride rollers have become indispensable components in several high-end industrial sectors, fully embodying the wide value and potential of modern materials science in practical applications.
Product customization:
In the field of precision ceramic processing and customization, Fudong Machinery is committed to the production of various high-performance ceramic parts, including zirconia ceramics, silicon nitride, aluminum nitride and other products. These ceramic parts have excellent thermal stability, electrical insulation, high temperature stability and wear resistance, and are widely used in key fields such as aerospace, electronics, machinery, military industry, and automotive.
With its excellent performance and reliability, our products provide customers with key support and guarantees, helping them improve production efficiency and optimize product performance.
Non-standard parts customization, due to different requirements such as product size, material details, processing accuracy, etc., resulting in different costs such as material costs, processing costs, packaging logistics, etc. Please be sure to contact customer service when ordering, provide as much part information (drawings or samples, use environment, etc.) and your requirements (quantity, delivery date, etc.) as much as possible, and we will submit you a specific plan that meets your parts requirements, as well as a preferential quotation.
