Saint-Gobain Ceramics is a leading supplier of precision finished silicon nitride balls for bearings and other applications. CERBEC Brand silicon nitride balls are manufactured and stocked in a wide range of sizes (1/32??? to 2.5???), precision grades (3, 5, 10, 24, 48), and gauges (M3 to P3 typical) that are typically used in the bearing industry. The selection of CERBEC balls maintained by Saint-Gobain Ceramics is much more comprehensive in comparison to any other suppliers worldwide. If we don???t have it in stock, our Lean Manufacturing system can make it available very rapidly ??? typically less than 2 weeks. The table below shows our typical ball sizes and grades. Any other size, grade, and gauge can be customized on request for your specific application