Part Number | Silicon Nitride Si3N4 Ceramic Balls 1/4 inch |
System of Measurement | Inch |
Construction | Solid |
Shape | Ball |
Color | Black |
Ball Diameter | 1/4″ |
Ball Dia Tolerance | ±0.000010″ |
Ball Grade | 10 |
Balls Material | Si3n4 |
Temperature Range | -176 to 1472 °F |
Coefficient Of Thermal Expansion | 15 × 10-7/° F |
Thermal Conductivity | 29 W/m-K @ 20° C |
Sphericity | 0.000010″ |
Density | 3.20-3.30 g/cm3 |
Ball Hardness | 75-80 HRC |
Material Composition(Carbon) | 0.3% |
Material Composition(Iron) | 0.5% |
Material Composition(Silicon) | 0.3% |
Material Composition(Silicon Nitrpide) | 97% |
RoHS | Compliant |
REACH | Compliant |
Weight | 0.4317g |

Silicon Nitride Si3N4 Ceramic Balls 1/4 inch
Design Features of Silicon Nitride Si3N4 Ceramic Balls 1/4 inch
The Silicon Nitride Si3N4 Ceramic Balls 1/4 inch are engineered for high-performance and demanding applications. They are lightweight with a density of 3.20-3.30 g/cm3. With a ball grade of 10 and a precise ball diameter tolerance of ±0.000010″, these balls are designed for accuracy. Their sphericity of 0.000010″ ensures smooth operation, while the hardness of 75-80 HRC provides excellent wear resistance. These silicon nitride balls comply with RoHS and REACH standards.
What Benefits Can Silicon Nitride Si3N4 Ceramic Balls 1/4 inch Provide?
- Temperature Resistance: Performs reliably in temperatures as high as 800°C.
- Chemical Resistance: Withstands exposure to corrosive chemicals or saltwater without degradation.
- Reduced Weight: These silicon nitride balls are lighter than steel, which boosts efficiency in high-speed or high-stress applications.
- Friction Reduction: Their smooth surface reduces friction, leading to lower wear on components.
- Non-Conductive: Protects against electrical arcing in systems requiring high voltage insulation.
- Longer Lifespan: Resistant to wear and fatigue, extending the operational life of systems.
What Can Silicon Nitride Si3N4 Ceramic Balls 1/4 inch Be Used for?
- Aerospace: Jet engines and components exposed to extreme temperatures.
- Automotive: High-performance ball bearings in transmissions.
- Power Generation: Bearings in turbines and other high-temp energy systems.
- Robotics: Precision bearings in robotic arms and automation systems.
- Biotechnology: Precision instruments for labs and medical research.
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