Silicon nitride ball Spheric Trafalgar Ltd
Si3N4

Material Specifications


Composition 87% Si3N4 / 13% other

Hardness 1400 - 1600 Hv

Ultimate Compressive Strength > Mpa 4000

Youngs Modulous > Gpa 303-313

Poisson's Ratio > 0.28 - 0.30

Maximum Working Temperature 1000oC

Corrosion Resistance Insert to most substances.


All Silicon Nitride materials are Hot Isostatically Pressed (HIP'd)


Approved bearing grade material available in accordance with F2094 Class 1a.


Standard Grades Available


3, 5, 10, 16, 20, 28, 40, 100.

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