Silicon Nitride (Si₃N₄) – A High-Reliability Expert for Moving Components

 

• Material Properties: High strength, lightweight, good fracture toughness, extremely low coefficient of friction, and resistance to high temperatures and thermal shock. Excellent overall mechanical properties, especially suitable for bearing dynamic loads.

 

• Application Background: 

High-end bearings (ceramic bearing balls) used in new energy vehicles, wind power, precision machine tool spindles, etc., capable of self-lubrication, with a coefficient of friction as low as below 0.001, requiring no external oil supply; turbocharger rotors in automotive engines; structural components in aerospace.