Characteristics and applications of spherical alumina

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Spherical alumina: characteristics
1. High filling: The large particle diameters and wide particle size distributions allow for high density filling of rubber and plastics, and produce compounds with good fluidity and low viscosity.
2. High thermal conduction: The high filling density of the compound allows it to have higher thermal conduction and heat dissipation rates compared with crystalline silicon.
3. Spherical shape reduces wear of machines such as kneading machines.
Application of spherical aluminum
1. Use as a ceramic material
Micropowder with spherical particles has excellent properties for compression molding and silting, making it ideal for high-quality ceramic production.
2. It is used as a material for grinding and polishing
Avoiding scratches can be achieved by using spherical aluminum oxide as a polishing material.
3. It is used in the petrochemical industries
In the petrochemical industries, the requirements for pore size distribution as well as pore structure are increasing. To control the pore distribution and size of the formed carrier particles, it is possible to adjust the particle size configuration in the spherical form.
4. Catalyst
The use of spherical aluminum as a catalyst directly can reduce abrasion while increasing the lifespan of the catalyst. This will lower the production costs.
5. For surface protective coating
Surface protection for machinery, tools, chemical pipelines, etc. is achieved by spraying spheres of oxide powder on metals or plastics. This improves the hardness, wear resistance, corrosion resistance and fire-resistance.
6. Luminescent materials
Alumina powder spherical has a high density which reduces the scattering and loss of light.
7. Electronics industry
The excellent properties of spherical aluminum in terms of electrical, thermal, and mechanical properties make it a popular choice for electronic semiconductor packaging.

The excellent properties of spherical aluminum in terms of electrical, thermal, and mechanical properties make it a popular choice for electronic semiconductor packaging.

Tech Co., Ltd. () is an experienced spherical-alumina manufacturer. We have over 12 years’ experience in research and product development. Please send us a message if you need high quality spherical aluminum .