In industrial milling, the choice of grinding media can significantly impact the efficiency and cost-effectiveness of the process. Among the various options available, industrial grade zirconia balls stand out as a superior choice, especially for the most demanding milling environments. These high-performance ceramic balls are designed to withstand extreme conditions, offering unmatched durability and efficiency.
By special moulding and sintering technology, ZOLI Y-TZP consists of yttrium stabilized zirconium oxide. Yttrium Stabilized Zirconia (Y-TZP) is the strongest ceramic material we offer. Y-TZP is a purely tetragonal phase, fine grain material. This material offers the highest flexural strength of all Zirconia based materials. It gives significant advantages in the fields of resistance to wear and absence of contamination.
●Chemical Composition:
|
Composition
|
ZrO2
|
Y2O3
|
Other
|
|
Content %
|
94.8±0.2
|
5.1±0.1
|
0.1%
|
●Physical Properties:
|
Specific Gravity
g/cm3
|
Bulk Density
kg/L
|
Hardness Hv
|
Fracture Toughness MPam1-2
|
Crushing Load
KN(Φ2.0mm)
|
Grain size
um
|
Wear loss
(%)
|
Sphericity
(%)
|
|
≥6.02
|
≥ 3.70
|
≥1250
|
9
|
≥20
|
≤0.5
|
≤0.08
|
≥98
|
● Ball Sizes :
|
Size(mm)
|
Size(mm)
|
Size(mm)
|
Size(mm)
|
Size(mm)
|
|
Φ0.08-0.12
|
Φ0.12-0.18
|
Φ0.18-0.22
|
Φ0.22-0.28
|
Φ0.28-0.35
|
|
Φ0.3-0.4
|
Φ0.4-0.6
|
Φ0.6-0.8
|
Φ0.8-1.0
|
Φ1.0-1.2
|
|
Φ1.2-1.4
|
Φ1.4-1.6
|
Φ1.6-1.8
|
Φ1.8-2.0
|
2.0-2.2
|
|
Φ2.2-2.4
|
Φ2.4-2.6
|
Φ2.6-2.8
|
Φ2.8-3.0
|
Φ3.0-3.2
|
|
Φ3.2-3.5
|
Φ4
|
Φ5
|
Φ6
|
Φ7
|
|
Φ8
|
Φ10
|
Φ12
|
Φ15
|
Φ17
|
|
Φ20
|
Φ25
|
Φ30
|
Φ40
|
Φ50
|
●Features:
u High density, high grinding efficiency, high hardness;
u Compact Tetragonal Zirconia Polycrystalline (Y-TZP) to give the beads outstanding anti-corrosion and wear resistance;
u Always keep the smooth surface and the good roundness;
u Homogenous structure at high hardness;
u 15% superior to Ceria Stabilized beads in wear rate, proved by many tests.
What are Zirconia Balls?
Zirconia balls are precision ceramic spheres made from zirconium dioxide, known for their exceptional hardness, wear resistance, and chemical stability. These properties make them ideal for various industrial applications such as grinding, milling, and dispersion. The high density of zirconia balls ensures efficient energy transfer during milling, resulting in faster grinding and finer particle sizes.
Key Features of Zirconia Balls
-
High Strength and Toughness: Zirconia balls exhibit superior mechanical properties, providing more robust results than other ceramic media.
-
Durability: With an extremely low wear rate, zirconia balls offer a longer service life, reducing the frequency of media replacement and lowering operational costs.
-
Chemical Inertness: These balls are resistant to corrosion and do not contaminate the materials being processed, making them suitable for sensitive applications.
-
Versatility: Suitable for both wet and dry milling processes, zirconia balls facilitate efficient grinding and dispersion in various environments.
Zirconia balls are utilized across a wide range of industries, each benefiting from the unique properties of these ceramic spheres.
In pharmaceuticals, zirconia balls ensure precise milling of active ingredients, maintaining the purity and efficacy of the final product. Their chemical inertness prevents contamination, a critical factor in pharmaceutical manufacturing.
In mining and ceramics, zirconia balls aid in grinding hard materials, enhancing the efficiency and quality of the milling process. Their high wear resistance and durability make them ideal for these demanding applications.
In electronics, zirconia balls provide uniform particle sizes for advanced components, contributing to the development of high-performance electronic devices. In paint manufacturing, they help achieve consistent pigment dispersion, improving product quality and appearance.
Zirconia balls are also used in the production of advanced structural ceramics, where their toughness and wear resistance are crucial for creating durable and reliable components.
Selecting the right zirconia balls for your application involves considering several factors, including size, composition, and milling environment.
Zirconia balls are available in various sizes, typically ranging from 0.1 mm to 60 mm. The choice of size depends on the specific milling requirements, with larger balls being suitable for larger particles and smaller balls for finer grinding.
The milling environment also influences the choice of zirconia balls. For high-energy mills, such as stirred mills or attritors, high-density zirconia balls are ideal. For applications requiring minimal contamination, such as in the food or pharmaceutical industries, the chemical inertness of zirconia balls is a significant advantage.
●Package:
25KG/Plastic Drum, 800-1000KG/Pallet with shrink wrapped
●Storage:
The grinding media should be stored in a dry and clean place.
Good feedback from our Client
Test Equipment:
When compared to other grinding media, zirconia balls offer several advantages:
-
Higher Efficiency: The high density and hardness of zirconia balls result in faster grinding and reduced processing times.
-
Longer Lifespan: Their superior wear resistance ensures a longer service life, reducing the need for frequent replacements.
-
Cost-Effectiveness: Although initially more expensive, the durability and efficiency of zirconia balls make them a cost-effective choice in the long run.
-
Environmental Benefits: By enhancing the efficiency and lifespan of milling equipment, zirconia balls contribute to more sustainable and energy-efficient operations.
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