Silicon Nitride Balls

Silicon Nitride Balls

mostly used in high-endurance, very low lubrication and extreme temperature applications, such as space satellites, turbo-molecular pumps, car engine parts, hybrid bearings and metal working, etc.


Excellent corrosion resistance

Lower Thermal Expansion


high fracture toughness and high strength

Superior Surface Finish

Product Description:

Tensky is a specialized manufacturer of 5/16 Ceramic Silicon Nitride Balls (Si3N4 Balls).

5/16" or 7.938mm ceramic balls made from pure silicon nitride. Used in precision applications including in bicycles or anywhere where high strength, low friction, low rotational mass and high speed is required.