2mm Ceramic Bearing Balls Silicon Nitride Si3N4 G5 Precision Self Lubricating Ultra Hard Wear Resistant Lightweight 25 Piece Pack for Bearings and Precision Machinery

Compact 2mm Silicon Nitride Ceramic Balls for Precision Bearings
✔️ 2mm diameter, G5 precision, Si3N4 ceramic, 25-piece pack

These 2mm ceramic bearing balls are built from silicon nitride (Si3N4) for lightweight strength, high hardness, and excellent wear resistance. They’re ideal for precision bearings, miniature machinery, casters, drawer slides, and door locks in compact systems.

✅ Size: 2 mm diameter, G5 precision grade
✅ Material: Silicon Nitride (Si3N4), lightweight and strong
✅ Hardness: Vickers up to 1700 HV for high wear resistance
✅ Corrosion resistant and self-lubricating for smooth motion
✅ Pack: 25-piece pack for multiple bearings or prototypes

💡 What is a ceramic bearing ball used for in precision machinery?

In general, ceramic bearing balls deliver low friction and high wear resistance in precise motion systems. They shine in high-speed, compact setups. - High hardness and lightweight help improve efficiency - Corrosion resistance extends life in tough environments - Great for sealed bearings and small linear slide units