Bottom price 4n 99.99% High Purity Alumina Cake For Sapphire - 4N 99.99% high purity alumina – Zhanchi
Bottom price 4n 99.99% High Purity Alumina Cake For Sapphire - 4N 99.99% high purity alumina – Zhanchi Detail:
High purity alumina is a chemical with the chemical formula of Al2O3.
Molecular weight: 102
Melting point: 2050 ℃
Specific gravity: Al2O3 α Type 2.5-3.95g/cm3
Crystal form: γ Type α type
Features: high purity, particle size can be controlled according to the process, uniform particle size distribution, white tasteless powder
Our company 4N 99.99% high purity alumina/aluminum oxide powder is a kind of white powder with uniform particle size, easy dispersion, stable chemical properties, moderate high temperature shrinkage and good sintering properties; High conversion and low sodium content. This product is the basic raw material for producing heat-resistant, wear-resistant and corrosion-resistant products
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4N 99.99% high purity alumina |
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Type |
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CX008 |
CX003 |
CX004A |
CX004B |
CX004 |
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Al2O3 Content |
% |
≥99.99% |
≥99.99% |
≥99.99% |
≥99.99% |
≥99.99% |
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Phase state |
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Al2O3 |
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Appearance |
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White powder |
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L.O.I (%) |
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0.5 |
/ |
/ |
/ |
/ |
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Na |
ppm |
≤10 |
≤10 |
≤20 |
≤20 |
≤20 |
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Fe |
ppm |
≤10 |
≤10 |
≤20 |
≤20 |
≤20 |
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Ca |
ppm |
≤2 |
≤2 |
≤2 |
≤2 |
≤2 |
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Si |
ppm |
≤10 |
≤10 |
≤20 |
≤20 |
≤20 |
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Cu |
ppm |
≤2 |
≤1 |
≤2 |
≤2 |
≤2 |
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Mg |
ppm |
≤2 |
≤2 |
≤2 |
≤2 |
≤2 |
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Ti |
ppm |
≤2 |
≤1 |
≤2 |
≤2 |
≤2 |
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Cr |
ppm |
≤2 |
≤1 |
≤2 |
≤2 |
≤2 |
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D50 |
um |
0.5-0.8 |
0.2-0.8 |
0.5～30 |
0.5～30 |
0.5～30 |
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Apparent Density |
g/cm3 |
0.4-0.6 |
0.4-0.6 |
0.3～0.5 |
0.4～0.6 |
0.3～0.5 |
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Specific Surface |
m2/g |
4-12 |
6-15 |
3～10 |
≥180 |
3～10 |
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Sintered Density |
g/cm3 |
/ |
≥3.9 |
/ |
/ |
≤20 |
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Main application |
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Lithium battery diaphragm |
ceramics |
Rare Earths Trichromatic Fluorescent Powder |
LED Phosphor |
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4N 99.99% high purity alumina/aluminum oxide powder was widely used for
1) Luminescent material: used as the main raw material of rare earth trichromatic phosphor, long afterglow phosphor, PDP phosphor and led phosphor;
2) Transparent ceramics: used as fluorescent tubes of high-pressure sodium lamps and electrically programmable read-only memory windows;
3) Single crystal: used for manufacturing ruby, sapphire and yttrium aluminum garnet;
4) High strength and high aluminum ceramics: used for manufacturing integrated circuit substrates, cutting tools and high-purity crucibles;
5) Abrasive: abrasive used for manufacturing glass, metal, semiconductor and plastic;
6) Diaphragm: used for manufacturing diaphragm coating of lithium battery;
Others: used as active coating, adsorbent, catalyst and catalyst carrier, vacuum coating, special glass raw materials, composites, resin filler, bioceramics, etc
We also have other type 4N high purity alumina/aluminum oxide powder, contact with us for OEM
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Our aim would be to fulfill our shoppers by offering golden company, very good value and good quality for Bottom price 4n 99.99% High Purity Alumina Cake For Sapphire - 4N 99.99% high purity alumina – Zhanchi , The product will supply to all over the world, such as: Ukraine, Sevilla, Poland, We provide OEM services and replacement parts to meet the varying needs of our customers. We give competitive price for quality solutions and we are going to make certain your shipment is handled quickly by our logistics department. We sincerely hope to have the opportunity to meet with you and see how we can help you further your own business.
By jari dedenroth from Munich - 2017.02.28 14:19
The enterprise has a strong capital and competitive power, product is sufficient, reliable, so we have no worries on cooperating with them.
By Anna from Bandung - 2018.06.19 10:42
