● Sizes Φ:
| Size(mm) |
Size(mm) |
Size(mm) |
Size(mm) |
| 0.5-1.0 |
6.0 |
20.0 |
70.0 |
| 1.0 |
8.0 |
25.0 |
80.0 |
| 2.0 |
10.0 |
30.0 |
90.0 |
| 3.0 |
13.0 |
40.0 |
100.0 |
| 4.0 |
15.0 |
50.0 |
|
| 5.0 |
18.0 |
60.0 |
|
High Density Wear-Resistant Al2O3 Grinding Balls for Mining
In the world of mining and industrial applications, efficiency and durability are key. One of the most effective tools in achieving these goals is the use of high density wear-resistant Al2O3 grinding balls. These alumina ceramic balls are renowned for their exceptional hardness, density, and resistance to wear, making them indispensable in various grinding and milling processes. Understanding Al2O3 Grinding Balls
Alumina (Al2O3) grinding balls are a type of ceramic ball used extensively in industrial applications. Their primary role is to serve as abrasive media in ball mills for grinding raw materials, glaze materials, and other substances. These balls are known for their high density, which enhances grinding efficiency and reduces contamination in the final product.
- High Density: With a density of approximately 3.6 g/cm³, these balls offer superior grinding efficiency.
- Wear Resistance: The high wear resistance ensures longevity and reduces the need for frequent replacements.
- Hardness: With a Mohs hardness of 9, these balls are incredibly hard, making them ideal for grinding tough materials.
- Chemical Stability: Resistant to most corrosive materials, except for hydrochloric and hydrofluoric acids.
- Temperature Resistance: Capable of withstanding high temperatures, making them suitable for diverse industrial environments.
Al2O3 grinding balls are versatile and find applications across various industries. Some of the key sectors that benefit from these ceramic balls include:
- Mining: Used in ball mills for grinding ores and minerals, enhancing the extraction process by achieving finer particle sizes.
- Ceramics: Essential in the production of ceramic tiles, glazes, and other ceramic products.
- Glass Manufacturing: Used in the grinding of glass materials to achieve desired textures and finishes.
- Chemical Processing: Employed in the chemical industry for grinding and mixing chemical compounds.
- Metallurgy: Utilized in the preparation of metal powders and other metallurgical processes.
Al2O3 grinding balls are available in various sizes, ranging from less than 1 mm to 70 mm, catering to different industrial needs. The choice of ball size depends on the specific requirements of the grinding process and the material being processed. Here are some common specifications:
- Purity: Typically, Al2O3 grinding balls have a purity of 92% or higher, ensuring minimal contamination.
- Size Range: From 0.5 mm to 70 mm, allowing for precise control over the grinding process.
- Bulk Density: Generally ≥ 3.6 g/cm³, contributing to their effectiveness in grinding applications.
- Water Absorption: Less than 0.02%, indicating their non-porous nature and resistance to moisture.
The use of high density Al2O3 grinding balls offers several advantages:
- Enhanced Grinding Efficiency: Their high density and hardness lead to faster grinding processes and finer particle sizes.
- Reduced Contamination: The high purity of Al2O3 balls minimizes contamination, crucial for industries requiring high-quality end products.
- Cost-Effectiveness: Their durability and wear resistance reduce the frequency of replacements, lowering operational costs.
- Versatility: Suitable for both dry and wet grinding applications, making them adaptable to various industrial processes.
When compared to other grinding media like steel balls or zirconium oxide balls, Al2O3 grinding balls stand out due to their:
- Lower Cost: Generally more affordable than zirconium oxide balls.
- Higher Wear Resistance: Outperform steel balls in terms of wear resistance, leading to longer service life.
- Environmental Benefits: Being chemically inert, they do not introduce harmful contaminants into the environment.
Selecting the appropriate Al2O3 grinding balls involves considering factors such as the material to be ground, the grinding process (wet or dry), and the desired particle size. It's essential to match the ball size and material to the specific requirements of the application to achieve optimal results.
● Features:
u High density, high hardness, low wear loss, regular shape, impact resistance, corrosive resistance;
u 20-40times wear-resistance more than natural ball and common ball, and can improve 40--60% grinding efficiency.
● Applications:
u High hardness and high viscosity material, such as zircon sand, silicon dioxide, calcite (GCC), magnetic bands coatings for audio and video tapes, paint, coating, pigment, Ceramic glaze, titanium dioxide and so on.
u Wet grinding including batch mill and continuous ball mill.
●Package:
25KG/woven bag,1000KG-1250KG for one pallet with shrink wrapped
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