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G5 G10 Precision Ceramic Balls

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G5 G10 Precision Ceramic Balls

Supply Ability : 50000 Pieces Per Week

Color : White

Hardness : Above 1400 HV

Certification : ISO9001

Thermal Conductivity : Low thermal expansion coefficient

Operating Temperature : Up to 1000°C (varies by material)

Load Capacity : High load bearing capability

Price : $0.2~$50 Per Piece

Packaging Details : PP Bags + Heavy Carton

Electrical Insulation : High electrical resistivity

Density : 6.02 g/cm³ depending on material

Payment Terms : T/T

Applications : Bearings, valves, medical devices, aerospace, electronics

Surface Finish : Mirror polished surface

Delivery Time : 5-10 Work Days

Manufacturing Process : Isostatic pressing, sintering, grinding, and lapping

Material : Silicon Nitride (Si3N4) / Zirconia (ZrO2) / Alumina (Al2O3)

Place of Origin : Handan

Corrosion Resistance : Excellent resistance to chemicals and corrosion

Brand Name : TM

Sphericity : Less than 1 micron deviation

MOQ : 500 Pieces

Diameter Tolerance : ±0.5 to ±5 microns

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G5 G10 High Grade Precision Industrial Zirconia Oxide ZrO2 Ceramic Bearing Balls

Description:

ZrO2 zirconia ceramic bearing balls offer high strength, toughness, temperature resistance, corrosion resistance, and non-magnetic properties. We offer a selection of high-quality zirconia balls in a range of sizes, including 0.031" to over 1.000"diameter for a variety of applications.Zirconia Oxide Bearing Balls deliver remarkable toughness, high flexural strength, and superior wear resistance, positioning them as a cost-effective substitute for silicon nitride ceramics in the bearing industry. These balls exhibit excellent corrosion resistance, making them suitable for both acidic and alkaline environments. They can withstand temperatures up to 500°C and provide electrical insulation with non-magnetic properties. With a density of approximately 6.05 g/cm³—about 20% lighter than steel—they help reduce noise and wear. Their self-lubricating characteristic enables operation without the need for additional lubricants.

Zirconia ceramic balls (ZrO₂ balls), typically yttrium-stabilized tetragonal zirconia polycrystal (TZP) ceramics, are recognized as the toughest and most impact-resistant precision ceramic balls in the advanced ceramic industry. Balancing ultra-high strength, exceptional fracture toughness, superior wear resistance and excellent surface finish, zirconia balls outperform steel balls and other ceramic balls in high-load, high-impact, and high-precision industrial scenarios. With non-magnetic, insulating and corrosion-proof properties, they have become the premium choice for high-end bearings, precision valves, ultra-fine grinding and harsh-environment equipment applications.

G5 G10 Precision Ceramic Balls

Key characteristics of zirconium oxide balls include:

Fabricated from high-purity zirconia raw materials with yttrium stabilization formula, processed through high-temperature sintering and ultra-precision mirror grinding, our zirconia ceramic balls feature dense internal structure, zero pores and ultra-smooth surface. Different from alumina’s cost-effective versatility and silicon nitride’s lightweight high-speed performance, zirconia balls stand out with industry-leading toughness and impact resistance, solving the common cracking and peeling problems of ordinary ceramic balls under cyclic impact loads.

Key Performance Characteristics:

Ultra-High Fracture Toughness & Impact Resistance: Possesses the highest toughness among conventional technical ceramic balls, effectively resists crack propagation and mechanical impact, avoiding brittle fracture under frequent dynamic loads.
Outstanding Wear & Abrasion Resistance: High surface hardness with extremely low friction coefficient and minimal wear rate, greatly extending the service life of moving components and reducing equipment maintenance costs.
Non-Magnetic & Insulating Performance: Completely non-magnetic and electrically insulated, no electromagnetic interference or current pitting damage, ideal for electronic, semiconductor and precision instrument equipment.
High Precision & Superb Polishability: Achieves mirror-level smooth surface with ultra-tight sphericity and dimensional tolerance, meeting G10-G100 high-precision grade standards for precision assembly.

Zirconia Oxide Bearing Balls Specifications:

Property	Details
Material	Zirconia Oxide (ZrO₂)
Shape	Bearing Ball
Purity	≥99%, 99.7%, 99.99%, or customized
Precision Grade	G5 - G100
Dimensions	1.588 to 47.625 mm (1/16" to 1 7/8") or customized
Density	Approximately 6 g/cm³
Max. Operating Temp	Up to 500°C

G5 G10 Precision Ceramic Balls

Common applications for ZrO2 balls include:

Benefiting from unique high-toughness and high-precision comprehensive performance, zirconia ceramic balls are widely applied in high-end and demanding industrial fields where ordinary ceramic and metal balls fail to work stably:

Fluid Control & Valve Industry: Applied in high-precision valve cores, check valve balls, pump sealing components and flow control parts, ensuring tight sealing and stable operation under frequent impact and pressure changes.

Semiconductor & Electronic Equipment: Non-magnetic and insulation properties make it suitable for vacuum equipment, wafer processing fixtures and precision electronic components, avoiding electromagnetic interference and contamination.

Chemical & Marine Equipment: Resistant to seawater corrosion and chemical medium erosion, serving as core wear-resistant components for marine machinery and chemical fluid handling systems.

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G5 Precision Ceramic Balls

G10 Precision Ceramic Balls

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