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High-purity ZrO2 (zirconia) grinding balls are premium ceramic grinding media specially engineered for fine particle grinding, ultra-fine pulverization and material homogenization. Adopting advanced yttrium-stabilized zirconia sintering technology, these balls feature uniform spherical structure, excellent mechanical stability and ultra-low wear loss. They are widely applied in precision milling scenarios that require strict particle size uniformity and zero heavy metal contamination, effectively solving uneven particle distribution and coarse residue problems in traditional grinding processes, and greatly improving finished product fineness and consistency.
| Parameter Item | Technical Specification |
|---|---|
| ZrO2 Purity | ≥94.6% |
| Bulk Density | 6.0 g/cm³ |
| Vickers Hardness | ≥1200 HV |
| Available Size | 0.1mm-30mm |
| Wear Resistance | 50 times higher than glass beads |
These ZrO2 grinding balls deliver prominent advantages in fine particle processing. Their high density and hardness provide strong shearing and impact force, realizing efficient ultra-fine grinding and uniform particle homogenization. With excellent acid and alkali corrosion resistance and chemical inertness, they avoid material pollution, suitable for high-purity material production. Featuring ultra-low self-wear and crack resistance, they have a service life 8 times longer than zirconium silicate beads, reducing media replacement frequency and production costs. Meanwhile, the smooth polished surface ensures easy cleaning and no material residue.
Tailored for fine particle production and homogenization, the product covers multiple high-precision industries. It is ideal for grinding and dispersing electronic materials such as dielectrics and magnetic materials, ensuring fine and uniform powder particles. It is also widely used in paints, inks and pigments to improve color uniformity and fineness. In addition, it applies to new energy materials, pharmaceutical powders and ceramic raw materials, stably realizing nano and micron-level fine particle processing and standardized homogenization production.
ZrO2 balls have high roundness and uniform particle size, which can achieve omnidirectional fine grinding, effectively eliminate particle agglomeration, and ensure consistent material fineness, far superior to traditional grinding media in homogenization effect.
Yes. With high mechanical toughness and impact resistance, they are not easy to crack or break under long-term high-speed operation, maintaining stable grinding performance and meeting continuous industrial production demands.
No. The high-purity zirconia material is chemically inert without heavy metal precipitation, fully meeting the purification and high-purity requirements of fine material processing.
Available sizes range from 0.1mm up to 30mm, allowing precise selection depending on whether ultra-fine nano dispersing or macro pulverization is required.
ZrO2 grinding balls demonstrate exceptional durability, featuring a wear resistance 50 times higher than glass beads and a service life 8 times longer than zirconium silicate beads.
The smooth, highly polished surface minimizes material adhesion, ensuring complete product recovery, quick and effortless cleaning between batches, and minimal material residue.
