Chinese wholesale Alumina Powder Exporters - 4N 99.99% high purity alumina – Zhanchi
Chinese wholesale Alumina Powder Exporters - 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 |
||||||
Type |
|
CX008 |
CX003 |
CX004A |
CX004B |
CX004 |
Al2O3 Content |
% |
≥99.99% |
≥99.99% |
≥99.99% |
≥99.99% |
≥99.99% |
Phase state |
|
Al2O3 |
||||
Appearance |
|
White powder |
||||
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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That has a sound business enterprise credit rating, exceptional after-sales provider and modern producing facilities, we now have earned an superb standing amongst our buyers across the world for Chinese wholesale Alumina Powder Exporters - 4N 99.99% high purity alumina – Zhanchi , The product will supply to all over the world, such as: Azerbaijan, Johor, Slovakia, Our advantages are our innovation, flexibility and reliability which have been built during last 20 years. We focus on providing service for our clients as a key element in strengthening our long-term relationships. The continual availability of high grade products in combination with our excellent pre- and after-sales service ensures strong competitiveness in an increasingly globalized market.

Customer service staff and sales man are very patience and they all good at English, product's arrival is also very timely, a good supplier.
