99.99% Purity Al2O3 Aluminum Oxide Powder

Product Status: White Powder

Specification: 0.7 um-2.0 um

Hardness: 2100kg/mm2

Molecular Weight: 102

Melting Point: 2010℃-2050 ℃

Boiling Point: 2980℃

Water Soluble: Insoluble In Water

Density: 3.0-3.2g/cm3

Content: 99.7%

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Product Detail

Application

·Product name: aluminium oxide powder

·Product purity: 99.9%, 99.99%

·Product features: high melting point, high hardness, insulation and heat resistance

·Application scope: aluminium oxide can be used as analytical reagent, dehydration of organic solvent, adsorbent, organic reaction catalyst, abrasive, polishing agent, raw material for aluminum smelting, refractory, etc.

Aluminium oxide price is a kind of water-insoluble white amorphous powder with common purity of 99.5% and 96%. Due to its high melting point, insulation and heat resistance, aluminium oxide has been widely used in aerospace, nuclear energy, energy, metallurgy, electronics, biochemical engineering and other projects.

Physical Properties of Aluminium Oxide		Quality Inspection Indicator of Aluminium Oxide Price
Molecular Weight	101.96	Dissolved Matter in Water	≤0.5%
Melting Point	2054 ℃	Silicate	qualified
Boiling Point	2980℃	Alkali&Alkaline Earth Metals	≤0.50%
True Density	3.97 g/cm3	Heavy Metals (Pb)	≤0.005%
Bulk Density	0.85 g/mL (0~325 mesh) 0.9 g/mL (120~325 mesh)	Chloride	≤0.01%
Crystal Structure	Trigonal (hex)	Sulfate	≤0.05%
Solubility	Insoluble in water at room temperature	Ignition Loss	≤5.0%
Conductivity	Non-conductive at room temperature	Iron	≤0.01%

α -Alumina

Oxide aluminium is used for making all kinds of refractory brick, refractory crucible, refractory tube and high temperature resistant experimental instrument; high purity α - type oxide aluminium is also the raw material for producing artificial corundum, artificial ruby and sapphire. Aluminium oxide is also used for producing modern large scale integrated circuit board.

Grinding Alumina

Aluminium oxide price is suitable for a variety of dry and wet treatment process, can be any rough surface of workpiece grinding fine, is one of the most economical abrasive.

Activated Alumina

Aluminium oxide price is a white spherical porous particle with uniform particle size, smooth surface, high mechanical strength, strong hygroscopicity. Aluminium oxide is non-toxic, odorless, insoluble in water and ethanol, and has strong adsorption for fluorine. Aluminium oxide price is mainly used for defluorination of drinking water in high fluorine areas.

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1.Ceramic Industry: Alumina powder is widely used as a raw material for making ceramics, including electronic ceramics, refractory ceramics, and advanced technical ceramics.
2.Polishing and Abrasive Industry: Alumina powder is used as a polishing and abrasive material in different applications such as optical lenses, semiconductor wafers, and metallic surfaces.
3.Catalysis: Alumina powder is used as a catalyst support in the petrochemical industry to improve the efficiency of catalysts used in the refining process.
4.Thermal Spray Coatings: Alumina powder is used as a coating material to provide corrosion and wear resistance to various surfaces in the aerospace and automotive industries.
5.Electrical Insulation: Alumina powder is used as an electrical insulation material in electronic devices due to its high dielectric strength.
6.Refractory Industry: Alumina powder is used as a refractory material in high-temperature applications, such as furnace linings, due to its high melting point and excellent thermal stability.
7.Additive in Polymers: Alumina powder can be used as an additive in polymers to improve their mechanical and thermal properties.