4mm Si3N4 Silicon Nitride Ceramic Ball Bearings G5 |
Material: Si3N4 Silicon Nitride; Ball Weight (each): .00381 Ounces 0.108 Grams; Silicon Nitride (Si3N4) Ceramic Balls are formed from a new material suitable for applications where high loads, high speeds and extreme temperatures are factors. Long life and the need for minimal lubrication make this material appropriate for extreme applications.
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