The Use of Aluminum Oxide

Short Description:

Molecular formula: AL2O3

CAS NO.:1344-28-1

EINECS NO.:215-691-6

Molecular Weight: 102

Melting point: 2050 ℃

Boiling point: 2980ºC

Specific gravity: AL2O3,α type 2.5-3.95g / cm3

Form:α type, y-type, La- type

Features:white odorless powder

high purity, the process can be controlled according to the particle size, the particle size distribution uniform

Product Detail


Product Tags

The Use of Aluminum Oxide,
The Use of Aluminum Oxide,

Model Powder Cake(piece) Granular(Ball)
Shape White loose powder White cake White granular
The average primary particle diameter (um) 0.2-3 - -
The specific surface area (m / g) 3-12 - -
Bulk Density (g / cm) 0.4-0.6 - 0.8-1.5
The bulk density (g / cm) - 3.2-3.8 -
Al2O3 content (%) 99.999 99.999 99.999
Si(ppm) 2 2 2
Na(ppm) 1 1 1
Fe(ppm) 1 1 1
Ca(ppm) 1 1 1
Mg(ppm) 1 1 1
S(ppm) 1 1 1
Ti(ppm) 0.3 0.3 0.3
Cu(ppm) 0.8 0.8 0.8
Cr(ppm) 0.5 0.5 0.5
According to different requirements can provide powder, granule, block, pie or column type


Luminescent materials: rare earth trichromatic phosphors used as the main raw material long afterglow phosphor, PDP phosphor, LED phosphor;

Transparent ceramics: used as fluorescent tubes for high pressure sodium lamp, electrically programmable read-only memory window;

Single Crystal: for the manufacture of ruby, sapphire, yttrium aluminum garnet;

High strength high alumina ceramic:as the substrate used in the manufacture of integrated circuits, cutting tools and high purity crucible;

Abrasive:manufacture the abrasive of glass, metal, semiconductor and plastic;

Diaphragm: Application for the manufacture of lithium battery separator coating;

Other: as an active coating, adsorbents, catalysts and catalyst supports, vacuum coating, special glass materials, composite materials, resin filler, bio-ceramics etc.

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