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All the most important and interesting things about the Huaci company. Learn about the company's new products, developments and major achievements.

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01 2026-03
Aerospace-Grade Silicon Nitride Ball Blanks for Lightweight Precision Bearing Systems
In aerospace systems, every gram matters. Reducing rotational mass improves response time, fuel efficiency, and dynamic stability. Silicon nitride’s low density makes it an ideal candidate for ceramic rolling elements.Silicon Nitride Ball Blanks serve as the semi-finished precursors to aerospace-grade bearing balls used in auxiliary power units, control actuators, and high-speed turbines.
01 2026-03
Silicon Nitride Ball Blanks for EV Motor Bearings: Enabling Higher RPM and Thermal Stability
Electric vehicle motors operate at significantly higher rotational speeds than traditional internal combustion systems. Modern traction motors frequently exceed 18,000 RPM, creating elevated centrifugal forces and heat concentration within the bearing system.Silicon Nitride Ball Blanks provide the structural starting point for ceramic balls used in hybrid bearings that address these performance challenges.
28 2026-02
Hybrid Ceramic Bearings vs Full Ceramic Bearings
Hybrid ceramic bearings combine steel inner and outer rings with silicon nitride balls, providing a balance of toughness, speed capability, and cost efficiency. Full ceramic bearings use Si3N4 for both balls and rings, achieving maximum insulation and weight reduction, but are more brittle.
28 2026-02
Electrical Insulation Benefits of Ceramic Bearing Balls
Preventing Electrical Pitting in Bearings with Silicon Nitride
28 2026-02
Silicon Nitride Bearing Balls for High-Speed EV Traction Motors
Electric vehicle (EV) traction motors are subject to extreme rotational speeds, often exceeding 15,000–20,000 RPM. At these speeds, conventional steel bearings encounter thermal expansion, centrifugal forces, and electrical discharge issues, leading to premature wear. Silicon Nitride Bearing Balls offer a solution through their reduced density, electrical insulation, and high-temperature resistance.
28 2026-02
Silicon Nitride Bearing Balls in Wind Turbine Generator Systems
Wind turbines operate under variable load and electrical exposure.
Dedicated to the research and development and manufacturing of new silicon nitride ceramic materials

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