Chinese Professional Alumina Powder For Polishing - 4N 99.99% high purity alumina – Zhanchi
Chinese Professional Alumina Powder For Polishing - 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 |
|
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 |
|
α-Al2O3 |
α-Al2O3 |
α-Al2O3 |
α-Al2O3 |
α-Al2O3 |
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Appearance |
|
White powder |
White powder |
White powder |
White powder |
White powder |
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L.O.I (%) |
|
0.5 |
/ |
/ |
/ |
/ |
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Na |
ppm |
≤10 |
≤10 |
≤20 |
≤20 |
≤20 |
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Fe |
ppm |
≤10 |
≤10 |
≤20 |
≤20 |
≤20 |
|
Ca |
ppm |
≤2 |
≤2 |
≤2 |
≤2 |
≤2 |
|
Si |
ppm |
≤10 |
≤10 |
≤20 |
≤20 |
≤20 |
|
Cu |
ppm |
≤2 |
≤1 |
≤2 |
≤2 |
≤2 |
|
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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SpecificSurface |
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 |
|
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 and 5N high purity alumina/aluminum oxide powder, contact with us for OEM
Product detail pictures:
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Assume full obligation to meet all demands of our customers; accomplish ongoing advancements by promoting the advancement of our customers; become the final permanent cooperative partner of clientele and maximize the interests of shoppers for Chinese Professional Alumina Powder For Polishing - 4N 99.99% high purity alumina – Zhanchi , The product will supply to all over the world, such as: Curacao, Monaco, Netherlands, We welcome an opportunity to do business with you and hope to have pleasure in attaching further details of our products. Excellent quality, competitive price, punctual delivery and dependable service can be guaranteed. For further inquires please do not hesitate to contact us.
By Coral from Ecuador - 2018.07.27 12:26
We are a small company that has just started, but we get the company leader's attention and gave us a lot of help. Hope we can make progress together!
By Dominic from Curacao - 2017.11.11 11:41
