Loose Ceramic Ball 20mm Si3N4 Silicon Nitride G20 Grade, 0.787 Inch Precision Bearing Ball For Machinery And Equipment, High Hardness, Low Friction, Corrosion Resistant, Ideal For Industrial Applications And Upgrades

G20 Ceramic 20mm Ball, Si3N4 Silicon Nitride Loose Ball
✔️ G20 ceramic, 20 mm diameter, single loose ball, Si3N4

This is a single G20 ceramic ball made from silicon nitride (Si3N4), with a 20 mm diameter, ready for precision bearings, linear slides, and custom mechanical assemblies.

✅ Diameter: 20 mm (0.787 in)
✅ Material: Ceramic Si3N4
✅ Grade: G20
✅ Quantity: 1 ball

💡 What is a ceramic ball used for in precision bearings?

Ceramic balls are handy for reducing friction and wear in precision bearing assemblies. - High hardness and wear resistance extend service life in demanding setups - Low density helps minimize rotating mass for smooth, fast motion - Excellent chemical resistance suits harsh or clean environments - Fits standard 20 mm holders and raceways for easy integration