SN8723 Silicon Nitride Bearing Ball, Si3N4 Ceramic Ball G5 Grade Dia. 50.8 mm

Silicon Nitride Bearing Ball, Si3N4 Ceramic Ball G5 Grade Dia. 50.8 mm Description

Experience top-tier performance with this G5 Grade Silicon Nitride (Si3N4) Ceramic Ball, measuring 50.8 mm in diameter. Silicon nitride’s exceptional hardness, low density, and corrosion resistance make it ideal for high-speed, high-temperature operations. Its non-magnetic and non-conductive properties further contribute to smooth, reliable performance and minimal friction, even in harsh or high-moisture environments.

Thanks to strict G5 precision standards, each ball undergoes rigorous inspection to ensure consistent roundness and micro-finish, providing excellent accuracy and uniform load distribution. These characteristics make Si3N4 ceramic balls indispensable in industries such as aerospace, automotive, and medical devices, where enhanced reliability and longevity are paramount. Choose this Si3N4 bearing ball for a premium solution that meets demanding operational challenges while maintaining superior quality.

Silicon Nitride Bearing Ball, Si3N4 Ceramic Ball G5 Grade Dia. 50.8 mm Applications

Silicon nitride bearing balls (Si3N4) are widely used in applications that demand long service life, chemical resistance, and dimensional stability. With a diameter of 50.8 mm and a G5 grade precision, they offer lower weight and less friction compared to metal bearings. Their exceptional mechanical strength and thermal stability help reduce wear, increase operating speeds, and optimise performance in advanced industrial processes across various civilian sectors.

1. Electronics and Semiconductor Applications

·         Semiconductor Handling Equipment: Their non-magnetic and corrosion-resistant properties make them ideal for wafer transport and handling.

·         Precision Rotary Stages: Ensures consistent, friction-free movement for delicate semiconductor inspection and lithography systems.

2. Automotive and Transportation Applications

·         High-Performance Wheel Bearings: Provides reduced friction and extended component life in electric vehicle drivetrains.

·         Turbocharger Systems: Withstands high-speed rotation and elevated temperatures, improving reliability in turbo assemblies.

3. Medical and Healthcare Applications

·         Surgical Tool Bearings: Maintains smooth, precise motion in specialised instruments used in operating theatres.

·         Lab Diagnostics Equipment: Ensures accurate rotational movement for centrifuges and other sensitive testing devices.

Silicon Nitride Bearing Ball, Si3N4 Ceramic Ball G5 Grade Dia. 50.8 mm Packaging

This 50.8 mm Si3N4 ceramic ball is carefully enclosed in multilayer foam padding to safeguard against shocks and vibrations. The G5 grade sphere is wrapped in protective materials, minimising exposure to moisture and debris. Durable outer cartons and corner supports prevent accidental impacts. Custom labeling, branding, and package dimensions are available, ensuring optimal shipping efficiency while preserving product integrity.

Packaging: Foam packaging, Wooden Box, or Customised.

Silicon Nitride Bearing Ball, Si3N4 Ceramic Ball G5 Grade Dia. 50.8 mm FAQs

Q1: What are the key material properties of Silicon Nitride Bearing Ball, Si3N4 Ceramic Ball G5 Grade Dia. 50.8 mm?

A1: Silicon nitride bearing balls (Si3N4) exhibit high strength, low density, and excellent wear resistance, making them ideal for demanding applications. They operate reliably at elevated temperatures due to their low thermal expansion. Their hardness surpasses most steels, while their high fracture toughness reduces the risk of brittle failure. These properties, combined with corrosion resistance, enable smoother, long-lasting performance under severe mechanical and environmental stress.

Q2: How can this ceramic product be processed or fabricated?

A2: Manufacturers typically employ powder processing, followed by sintering or hot pressing, to fabricate Silicon Nitride Bearing Balls. The Si3N4 powder is first shaped through methods like uniaxial or isostatic pressing, then consolidated at high temperatures. Advanced sintering techniques, including gas pressure or hot isostatic pressing, further increase density and strength. After consolidation, finishing steps such as grinding and polishing refine surface quality and ensure dimensional accuracy.

Q3: Which quality standards and certifications apply to Silicon Nitride Bearing Ball, Si3N4 Ceramic Ball G5 Grade Dia. 50.8 mm?

A3: Silicon Nitride Bearing Balls must comply with rigorous international and industry standards for quality and performance. Common references include ISO 3290 for ball tolerances, AFBMA (ABMA) for precision grades, and ASTM F2094 for ceramic bearing materials. Manufacturers often follow strict quality management systems like ISO 9001 to ensure consistent production. For aerospace or medical applications, additional certifications, such as AS9100 or biocompatibility approvals, may also be required.

Related Information

1. Material Properties and Advantages

Silicon Nitride Bearing Ball, Si3N4 Ceramic Ball G5 Grade Dia. 50.8 mm excels in high-load and high-speed applications due to its robust crystalline structure. Unlike traditional steel bearings, this ceramic ball has lower density, enabling reduced rotational inertia that helps decrease overall friction. As a result, it not only improves mechanical efficiency but also minimises wear, especially in challenging conditions where reliability is paramount.

Enhanced thermal stability further distinguishes this ceramic ball in industries where temperature fluctuations are common. With a high melting point and minimal thermal expansion, it delivers consistent performance even in extreme operating environments. This stability helps prolong the lifespan of surrounding components and ensures that machinery maintains peak efficiency over extended service intervals.

2. Quality Control Measures

In-depth dimensional inspections are crucial to maintaining the G5 precision grade for this 50.8 mm diameter Silicon Nitride Bearing Ball. Certified metrology equipment verifies sphericity, diameter, and surface finish, ensuring that each ball meets the strict parameters required for intricate systems. These rigorous checks eliminate deviations that could compromise the reliability and efficiency of rotating assemblies.

Thorough performance testing completes a robust quality assurance protocol. By subjecting sample batches to accelerated speed and load trials, manufacturers validate the ball’s integrity under stress conditions. These tests not only confirm compliance with industry expectations but also provide essential data that informs continual improvements to both manufacturing techniques and final product performance.