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Calcined Alumina Al2O3 Supplier

Alumina powder is a high-purity, fine-grained material made from aluminum oxide (Al2O3) that is widely used in a variety of industrial applications. It is a white crystalline powder that is typically produced through the refining of bauxite ore.
Alumina powder has a range of desirable properties, including high hardness, chemical resistance, and electrical insulation, which make it a valuable material in many industries.
It is commonly used as a raw material for the production of Ceramics,refractorier and abrasives,as well as for the manufacturing of various electronic components, such as insulators, substrates, and semiconductor components.
Availability:
  • Calcined Alumina

  • 281830000

Product Description

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Introduction:


Calcined Alumina, produced through high-temperature heating to remove chemically bound water and impurities, is prized for its exceptional purity exceeding 99%. This process enhances its suitability for diverse industrial applications. Known for its chemical inertness, calcined alumina resists corrosion in aggressive environments and maintains stability at high temperatures. Its hardness and durability make it a preferred abrasive for polishing and grinding tasks. Additionally, it serves as a vital component in ceramics, providing strength, hardness, and thermal resilience. Used widely in refractory materials, electrical insulation, catalyst supports, and even water treatment, calcined alumina exemplifies its versatility across various industrial sectors.



Application:


1.Abrasives: Used in grinding wheels, sandpapers, and abrasive powders for polishing and surface preparation in metal fabrication, automotive, and construction industries.

2. Refractories: Incorporated into refractory bricks, castables, and shapes for furnace linings, kiln furniture, and crucibles due to their high-temperature stability and resistance to thermal shock. 

3. Ceramics: Essential in ceramic production for enhancing strength, hardness, and thermal properties in ceramic bodies, glazes, and specialty ceramics. 

4. Electrical Insulation: Used as an insulating material in electrical components and systems where high dielectric strength and thermal stability are required. 

5. Catalyst Support: Applied as a catalyst support material in chemical processes and catalytic converters due to its inertness and high surface area. 

6. Water Treatment: Utilized in water purification systems for adsorption and filtration of contaminants, improving water quality. 

7. High-Temperature Applications: Employed in industries requiring materials resistant to high temperatures, such as aerospace, automotive, and manufacturing sectors. 

8. Cosmetics and Personal Care: Included in cosmetic formulations and toothpaste as a mild abrasive for polishing and cleansing properties. 

9. Refractory Coatings: Used as coatings or additives to enhance thermal insulation and corrosion resistance in various industrial processes. 

10. Chemical Processing: Used in abrasive applications and as a catalyst in chemical reactions requiring stable and inert materials.



Test Report:


THE SAMPLE OF THE GOODS CALCINED ALUMINA
Al2O3 99.77
SiO2 0.054
Fe2O3 0.01
Na2O 0.124
a Al2O3 95.7
LOI 0.04
EFFECTIVE DENSITY g/cm3 3.96


c0e180ffb7aa0acffb3e007719a7130


8


5594bd58d3bab05d770356b21842e40



FAQ:

Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q:How about the price and quanlity?
A:We provide ex-factory price, good quality, all indicators of stable products.

Q:How many years of experience in supply?
A:Our company has a professional trade team, serving in the trade industry for nearly 20 years, we can provide good service and stable quality products.


Q:Do you accept customization?
A:We could like to give you suitable suggestion about Fritted according to your detail application.


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Since 1998, our company has been engaged in the local high quality mineral products export, through many years of supply and delivery, we have accumulated a lot of valuable work experience.

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   +86-13130156085
  customer@amanda.net.cn
  No. 21 Nanshengli Road, Tiedong
District, Anshan City, Liaoning  Province.

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