High-Performance Si3N4 Black Ceramic Ball Bearings for Precision Applications
Premium silicon nitride (Si3N4) ceramic balls ensure ultra-low friction, extreme durability, and corrosion resistance for high-speed performance. Precision deep groove design with ABEC 9 rating delivers unmatched smoothness and stability for skateboards, inline skates, and industrial machinery. Advanced ceramic material withstands extreme temperatures (up to 1200°C) and harsh environments, ideal for automotive, aerospace, and medical equipment. Wholesale OEM pricing available—bulk orders guarantee the lowest global rates without compromising quality. Upgrade your equipment with these ultra-lightweight, wear-resistant bearings engineered for maximum speed and longevity.