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High-purity yttria-stabilized zirconium oxide balls are professional precision grinding media optimized for ultra-fine particle refinement and high-standard surface polishing. Adopting advanced isostatic pressing and high-temperature sintering processes, the beads feature ultra-high sphericity, dense uniform microstructure and super smooth surface. Different from ordinary grinding media, they deliver uniform and delicate grinding force without scratching or damaging workpiece surfaces. They can effectively refine material particles, eliminate coarse granules and surface burrs, achieving ultra-fine particle size and smooth surface finish, which is essential for high-precision material processing and fine surface polishing scenarios.
| Item | Specification |
|---|---|
| Main Composition | 3Y Yttria-stabilized Zirconia ≥94.5% |
| Sintered Density | 5.9–6.1 g/cm³ |
| Vickers Hardness | 1200–1350 HV |
| Sphericity | ≥0.98 |
| Surface Roughness | Ultra-smooth, no burrs |
| Available Sizes | 0.05mm–15mm |
This zirconia ball series possesses unique advantages in precision grinding and surface polishing. Its ultra-high sphericity and smooth surface ensure even contact with materials, avoiding uneven grinding, scratches and surface damage caused by irregular media. High hardness and stable toughness support ultra-fine particle refinement down to submicron and nano scale, realizing consistent particle size distribution. Extremely low wear and zero shedding effectively prevent impurity contamination, ensuring high precision and high surface finish of processed workpieces and materials.
Tailored for precision refinement and surface polishing, these zirconia balls are widely used in high-end precision manufacturing fields. They are ideal for ultra-fine processing of cosmetic powders, pharmaceutical raw materials, high-gloss coatings, nano-pigments and electronic ceramic materials. Additionally, they serve precision polishing of small hardware parts, ceramic components and new energy material particles, perfectly matching sand mill and precision grinding equipment for high-precision industrial processing.
They feature ultra-high sphericity, smooth surface and uniform grinding force, which can refine tiny burrs and coarse particles without scratching the workpiece surface, achieving high-precision polishing effects.
They can stably process materials to submicron and nano-level fineness, ensuring uniform particle size and smooth surface for high-end refined products.
The media consist of 3Y Yttria-stabilized Zirconia (≥94.5%) with a sintered density of 5.9–6.1 g/cm³, offering high Vickers hardness (1200–1350 HV) and structural integrity.
Available sizes range from 0.05mm up to 15mm, providing compatibility with various sand mills and high-precision grinding machinery.
They are widely applied in ultra-fine processing of cosmetic powders, pharmaceutical raw materials, high-gloss coatings, nano-pigments, electronic ceramics, and precision polishing of hardware and ceramic components.
Due to their high hardness, stable toughness, extremely low wear rate, and zero shedding, they effectively prevent impurity contamination during high-intensity milling processes.
