High Purity Alumina Beads

High purity alumina beads (SXHAB) are ceramic grinding media renowned for their exceptional hardness, wear resistance, and chemical stability. Composed predominantly of 99.9% aluminum oxide, they are produced using advanced ceramic manufacturing techniques. These beads find extensive application in high-tech industries like electronics, aerospace, and biotechnology, where the purity and performance of materials are of paramount importance. Moreover, they are widely employed in the production of advanced ceramics, either as raw materials or as grinding media, to achieve precise and consistent particle size distributions.

The exceptional hardness of high purity alumina beads enables them to withstand rigorous grinding processes without undergoing deformation or breakage. This characteristic ensures extended service life and consistent performance during grinding operations. The beads' outstanding wear resistance further contributes to their longevity, reducing the need for frequent replacements and maintaining their shape and size throughout the grinding process.

Chemical stability is another key attribute of high purity alumina beads. They exhibit excellent resistance to chemical corrosion, making them compatible with a broad range of substances and minimizing the risk of contamination during grinding. This chemical stability is particularly critical in industries where material purity and integrity are essential, such as electronics and biotechnology.

High purity alumina beads play a vital role in the production of advanced ceramics. They can be used as raw materials, contributing to the formulation of precisely engineered ceramic compositions. Additionally, as grinding media, they facilitate the achievement of consistent and controlled particle size distributions in ceramic manufacturing processes. This ensures the production of high-quality ceramics with desired physical and mechanical properties.




Feature:

High hardness

Chemical stability

Consistent particle size distribution

Low contamination



Application:

-Dielectric, piezoelectric, magnetic substance materials

-Rare earth phosphor material

-Lithium battery electrode material

-CMP Polishing powder

-High grade pigment and ink

-Medicine, pesticide, antibiotic material and food

-High performance ceramic materials



Properties:

Item

Unit

Data

Purity


99.9% Al2O3

Density

HV Hardness

g/cm3

GPa

3.9

17.2

Flexural Strength

Kgf/m°(Room tempreture)

60

Coefficient of Thermal Expansion

1/℃

8*10-6

Thermal Conductivity

W/m.k

37

Volume Resistivity

Ohm.cm

>106