High Quality Alumina Products - 4N 99.99% high purity alumina – Zhanchi
High Quality Alumina Products - 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
4N 99.99% high purity alumina |
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Type |
|
CX008 |
CX003 |
CX004A |
CX004B |
CX004 |
Al2O3 Content |
% |
≥99.99% |
≥99.99% |
≥99.99% |
≥99.99% |
≥99.99% |
Phase state |
|
Al2O3 |
||||
Appearance |
|
White powder |
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L.O.I (%) |
|
0.5 |
/ |
/ |
/ |
/ |
Na |
ppm |
≤10 |
≤10 |
≤20 |
≤20 |
≤20 |
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 |
Ti |
ppm |
≤2 |
≤1 |
≤2 |
≤2 |
≤2 |
Cr |
ppm |
≤2 |
≤1 |
≤2 |
≤2 |
≤2 |
D50 |
um |
0.5-0.8 |
0.2-0.8 |
0.5~30 |
0.5~30 |
0.5~30 |
Apparent Density |
g/cm3 |
0.4-0.6 |
0.4-0.6 |
0.3~0.5 |
0.4~0.6 |
0.3~0.5 |
Specific Surface |
m2/g |
4-12 |
6-15 |
3~10 |
≥180 |
3~10 |
Sintered Density |
g/cm3 |
/ |
≥3.9 |
/ |
/ |
≤20 |
Main application |
|
Lithium battery diaphragm |
ceramics |
Rare Earths Trichromatic Fluorescent Powder |
LED Phosphor |
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 firm aims to operating faithfully, serving to all of our consumers , and working in new technology and new machine continually for High Quality Alumina Products - 4N 99.99% high purity alumina – Zhanchi , The product will supply to all over the world, such as: Comoros, Bangladesh, Belize, we have all day online sales to make sure the pre-sale and after-sale service in time. With all these supports, we can serve every customer with quality product and timely shipping with highly responsibility. Being a young growing company, we might not the best, but we are trying our best to be your good partner.

The product classification is very detailed that can be very accurate to meet our demand, a professional wholesaler.
