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Zirconia ceramic balls, also known as ZrO₂ balls, are high-performance engineering components specifically engineered for bearing applications across various industries. Manufactured from premium zirconium oxide powder with purity levels of 95% or 99%, these ceramic balls deliver exceptional fracture toughness, low thermal conductivity, and superior wear resistance. Their perfectly spherical geometry and consistent density make them ideal for use in precision bearings, where high-speed operation, corrosion resistance, and extended service life are critical.
As a leading manufacturer, Puwei Ceramic also produces related products such as Alumina Ceramic Substrates and Aluminum Nitride Substrates, ensuring comprehensive ceramic solutions for industrial needs.
0.5 mm to 60 mm (Custom sizes available upon request to meet specific bearing designs)
High-Resolution Product Images:
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Image 1: Zirconia Ceramic Balls macro shot showing surface finish
Image 2: Balls in bearing assembly context
Image 3: Size comparison chart
Product Demonstration Video:
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Video content showing performance testing and application scenarios
Zirconia ceramic balls exhibit exceptional fracture toughness – significantly higher than alumina ceramics – making them resistant to chipping and breaking under impact loads common in bearing applications.
Their ultra-smooth surface finish (Ra ≤ 0.025μm) and high hardness ensure minimal friction and wear, outperforming steel balls in abrasive environments.
Chemically inert to most acids, alkalis, and solvents, these balls maintain performance in corrosive environments where steel bearings would degrade rapidly.
Ideal for applications requiring magnetic field transparency or electrical isolation, such as MRI equipment or semiconductor manufacturing.
With approximately 40% the density of steel, zirconia balls reduce centrifugal forces in high-speed applications, enabling higher RPM limits.
Maintain dimensional stability and mechanical properties at elevated temperatures where traditional bearing materials would fail.
Choose appropriate bearing type (deep groove, angular contact, etc.) and specify zirconia balls during design phase. Consider load capacity, speed, and environmental factors.
Use clean gloves and tools to prevent contamination. Follow standard bearing installation procedures with attention to proper clearance fits.
Select compatible lubricants (synthetic oils or greases) that won't degrade ceramic surfaces. Minimal lubrication is often sufficient due to ceramic's self-lubricating properties.
Implement regular inspection intervals for wear monitoring. Ceramic bearings typically require less frequent maintenance than steel equivalents.
High-speed machining centers utilize zirconia ceramic balls to achieve higher rotational speeds, improved accuracy, and reduced thermal expansion issues.
Pumps, mixers, and valves in corrosive chemical environments benefit from zirconia's chemical inertness, eliminating contamination risks.
Surgical tools, dental handpieces, and MRI scanners use ceramic bearings for their non-magnetic properties and biocompatibility.
Where hygiene and cleanability are paramount, zirconia balls resist sterilization chemicals and prevent metallic contamination.
Turbochargers, fuel systems, and auxiliary power units employ ceramic bearings for weight reduction and high-temperature performance.
These applications often complement our Metallized Ceramics used in electronic packaging and AlN Ceramics Disc components for thermal management.
Our zirconia ceramic balls manufacturing process complies with international standards including:
We hold patents for advanced ceramic manufacturing techniques, including the Copyright Certificate for Ceramic Material Production System.
Puwei Ceramic offers comprehensive OEM & ODM services for zirconia ceramic balls:
Our expertise in large-format ceramics, demonstrated in products like 240 * 280 * 1 mm Alumina Ceramic Substrates, translates to precision manufacturing capabilities for ceramic balls.
High-purity zirconia powder is carefully selected and mixed with stabilizers for optimal properties.
Advanced isostatic pressing ensures perfect spherical geometry and uniform density distribution.
Precision-controlled high-temperature furnaces achieve full densification without distortion.
Multi-stage precision grinding achieves sub-micron surface finishes and dimensional accuracy.
100% inspection for dimensions, surface quality, and mechanical properties guarantees consistency.
"Puwei's zirconia balls have doubled the service interval of our high-speed spindles. The consistency batch-to-batch is exceptional."
"The non-magnetic properties were crucial for our MRI-compatible surgical robot. Puwei's technical support was invaluable during design."
"After switching to zirconia bearings in our corrosive environment, maintenance costs decreased by 60%. Reliability is outstanding."
Zirconia offers significantly higher fracture toughness, making it more resistant to impact damage in dynamic loading situations common in bearings.
Yes, their excellent corrosion resistance makes them ideal for underwater use, though proper lubrication selection is still important.
Typically 2-3 times higher than steel bearings, but specific values depend on lubrication and design factors. Consult our engineers for application-specific calculations.
Zirconia generally offers better fracture toughness while silicon nitride has higher temperature capability. We provide both materials and can recommend the optimal choice for your application.
Minimum Order: 1 unit (sample orders accepted)
Packaging: Ceramic balls are packaged in anti-static containers within reinforced cartons to prevent damage during transit. Bulk orders are palletized for secure shipping.
Transportation: Ocean, Land, Air, Express options available worldwide
Port: Shanghai, China (primary export point)
Supply Ability: Annual production capacity of 10 million ceramic balls with flexible scaling
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Main Product:
Alumina Ceramic Substrates,
Aluminum Nitride Substrates,
Metallized Ceramics,
AlN Ceramics Disc ,
DPC Substrate,
DBC Ceramic Substrate
