Product Description
In the world of industrial grinding and milling, efficiency and durability are paramount. Traditionally, steel balls have been the go-to choice for ball mills, but a new contender is rapidly gaining attention: zirconia balls. Known for being four times harder and 50% lighter than steel, zirconia balls offer significant advantages that make them ideal for grinding and milling applications.
Zirconia balls, made from zirconium dioxide (ZrO2), are ceramic balls that boast exceptional strength and durability. These balls are renowned for their resistance to corrosion, abrasion, and high temperatures, making them suitable for high-impact environments. Unlike steel balls, zirconia balls do not rust and can withstand extreme conditions without degrading.
- Hardness and Durability: Zirconia balls are four times harder than steel, which translates to longer lifespans and reduced wear and tear in milling applications.
- Lightweight: Being 50% lighter than steel balls, zirconia balls reduce the centrifugal force exerted during operation, minimizing wear on the equipment.
- Chemical Resistance: These balls are chemically inert, resisting corrosion from caustics, organic solvents, and most acids, although they are not ideal for hydrofluoric and sulfuric acids.
- High Temperature Tolerance: Zirconia balls maintain their properties up to 1800°F, making them suitable for high-temperature environments.
- Non-Magnetic and Electrically Insulating: Their non-magnetic nature and electrical insulation capabilities make them ideal for sensitive applications.
Zirconia balls are versatile and find applications across various industries due to their unique properties:
- Grinding and Milling: Their hardness and durability make them perfect for grinding and milling applications, offering efficient performance with minimal wear.
- Medical and Pharmaceutical: The high strength and purity of zirconia balls make them suitable for medical applications, ensuring contamination-free operations.
- Food and Chemical Industries: Their chemical resistance ensures they can handle corrosive substances without deteriorating.
- Textile and Electronics: Their lightweight and non-magnetic properties are beneficial in these sectors.
- Flow Control Applications: Zirconia balls are used in high-performance bearings, pumps, valves, and flow meters due to their durability and chemical resistance.
In ball mills, zirconia balls are used for grinding materials with high hardness and purity requirements. Their low abrasion rate and high mechanical strength ensure efficient grinding while preserving the integrity of the equipment.
- Weight and Efficiency: The lightweight nature of zirconia balls reduces the centrifugal force, leading to less wear on the mill's components and increased efficiency.
- Durability: With four times the hardness of steel, zirconia balls last longer, reducing the need for frequent replacements and downtime.
- Chemical and Temperature Resistance: Unlike steel balls, zirconia balls resist corrosion and maintain their properties at higher temperatures, expanding their usability across diverse applications.
While the initial cost of zirconia balls may be higher than steel, their extended lifespan and reduced maintenance costs make them a cost-effective choice in the long run. Industries investing in zirconia balls benefit from fewer replacements and enhanced operational efficiency.
| Diameter(mm) |
Each ball weight(g) |
100g balls qty(pcs) |
| 1 |
0.00314 |
31847 |
| 2 |
0.02512 |
3981 |
| 3 |
0.08478 |
1180 |
| 4 |
0.20096 |
498 |
| 5 |
0.3925 |
255 |
| 6 |
0.67824 |
147 |
| 7 |
1.07702 |
93 |
| 8 |
1.60768 |
62 |
| 10 |
3.14 |
32 |
| 12 |
5.42592 |
18 |
| 15 |
10.5975 |
9 |
| 20 |
25.12 |
4 |
●Chemical Composition:
|
Composition
|
ZrO2
|
Y2O3 + Others
|
|
Content %
|
94.6
|
5.4
|
●Physical Properties:
|
Specific Gravity
g/cm3
|
Bulk Density
kg/L
|
Hardness
Mohs
|
Hardness Hv
|
Fracture Toughness MPam1-2
|
Crushing Load
Kg.f (Φ0.3mm)
|
Grain size
um
|
Sphericity
(%)
|
|
≥6.03
|
≥ 3.76
|
9
|
≥1210
|
9
|
8.2
|
≤0.3
|
≥98
|
40times under microscope for 0.3mm YSZ ball
● Inner structure:
● Size distribution:
|
product name:
|
Yttria stabilized zirconia bead
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size:
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Φ0.3mm
|
|
100pcs test result by selected random(unit: mm)
|
|
0.28
|
0.29
|
0.3
|
0.31
|
0.32
|
|
0.28
|
0.29
|
0.3
|
0.31
|
0.32
|
|
0.28
|
0.29
|
0.3
|
0.31
|
0.32
|
|
0.28
|
0.29
|
0.3
|
0.31
|
0.32
|
|
0.29
|
0.29
|
0.31
|
0.31
|
0.32
|
|
0.29
|
0.3
|
0.31
|
0.31
|
0.32
|
|
0.29
|
0.3
|
0.31
|
0.31
|
0.32
|
|
0.29
|
0.3
|
0.31
|
0.31
|
0.33
|
|
0.29
|
0.3
|
0.31
|
0.31
|
0.33
|
|
0.29
|
0.3
|
0.31
|
0.31
|
0.33
|
|
0.29
|
0.3
|
0.31
|
0.32
|
0.33
|
|
0.29
|
0.3
|
0.31
|
0.32
|
0.33
|
|
0.29
|
0.3
|
0.31
|
0.32
|
0.33
|
|
0.29
|
0.3
|
0.31
|
0.32
|
0.33
|
|
0.29
|
0.3
|
0.31
|
0.32
|
0.33
|
|
0.29
|
0.3
|
0.31
|
0.32
|
0.33
|
|
0.29
|
0.3
|
0.31
|
0.32
|
0.34
|
|
0.29
|
0.3
|
0.31
|
0.32
|
0.34
|
|
0.29
|
0.3
|
0.3
|
0.3
|
0.36
|
|
0.29
|
0.3
|
0.3
|
0.3
|
0.3
|
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●Features:
It has high density and hardness, making it suitable for high-quality products, such as ceramic inking, automobile, paints and coating.
It is suitable for high-efficiency horizontal mills and basket mills.
Low contamination of the milling product.
It is suitable for industries requiring nano-sized particles.
●Pakage:
25KG/Plastic Drum, 800-1000KG/Pallet with shrink wrapped
●Storage:
The grinding media should be stored in a dry and clean place.
Factory equipment
Exhibition & Partner
Case
Ship to philipine
Ship to Germany
FAQ
-
How do I store zirconia grinding beads?
-
What is the cost of zirconia grinding beads?
-
Can zirconia beads cause contamination?
-
What industries use zirconia grinding beads?
-
They are used in pharmaceuticals, paints, coatings, ceramics, electronics, and nanotechnology industries.
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