Thomson - Precision Balls
Thomson is your one-stop shop for precision balls
Silicon nitride ceramic balls round out a diverse selection
After 70+ years of producing high-quality precision balls, Thomson can outfit any custom solution for your application. In addition to chrome and 440C stainless steel, their silicon nitride balls are popular in bearing designs and other high-precision products.
Silicon nitride precision balls:
• Excel in low-noise, high-rigidity and high-load-carrying machines.
• Can be run dry in a vacuum environment and up to 500°F without lubrication.
Ideal Applications:
• Bearings
• Machine tools
• Sprayers
• Wind turbines
• Cosmetic / chemical mixing balls
• Semiconductors
Benefits:
• Self-lubricating
• Non-corrosive
• Anti-magnetic
• Extremely durable
• Compared to steel:
- 60% lighter
- Twice the material hardness
- 70% less coefficient of thermal expansion
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