2021 Good Quality Alumina Powder For Refractory - 5N 99.999% high purity alumina – Zhanchi
2021 Good Quality Alumina Powder For Refractory - 5N 99.999% high purity alumina – Zhanchi Detail:
High purity alumina powder, also known as alumina, with molecular weight of 102, is a white amorphous powder, commonly known as bauxite
1. Chemical corrosion resistance
2. High purity alumina with alumina content greater than 99%
3. High temperature resistance, normal use at 1600 ℃, short-term 1800 ℃
4. Resistant to sudden cooling and heat, not easy to crack
5. It is formed by grouting with high density
our company 5N 99.999% high purity alumina produced by alkoxide hydrolysis,through strict control of raw materials and production process, the high purity alumina powder has the advantages of high purity and high density
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5N 99.999% high purity alumina |
4N high purity 99.99% and 5N high purity 99.999% alumina polishing powder |
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Type |
|
XC002 |
XC002A |
CX005B |
CX005C |
|
Al2O3 Content |
% |
≥99.999% |
≥99.999% |
≥99.99% |
≥99.999% |
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Phase state |
|
α-Al2O3 |
α-Al2O3 |
α-Al2O3 |
α-Al2O3 |
|
Appearance |
|
White powder |
White powder |
White powder |
White powder |
|
L.I.O(%) |
|
— |
≤0.5 |
≤0.5 |
≤0.5 |
|
B |
|
— |
≤0.03 |
— |
— |
|
Na |
ppm |
≤2 |
≤1.12 |
≤15 |
≤2 |
|
Fe |
ppm |
≤2 |
≤0.8 |
≤10 |
≤2 |
|
Ca |
ppm |
≤1 |
≤0.51 |
≤2 |
≤1 |
|
Si |
ppm |
≤2 |
≤1.2 |
≤10 |
≤2 |
|
Cu |
ppm |
≤1 |
≤0.28 |
≤2 |
≤1 |
|
Mg |
ppm |
≤1 |
— |
≤10 |
≤1 |
|
Ti |
ppm |
≤1 |
— |
— |
≤1 |
|
Cr |
ppm |
≤1 |
— |
— |
≤1 |
|
K |
ppm |
— |
≤0.57 |
— |
|
|
Ni |
ppm |
— |
0.12 |
— |
|
|
Co |
ppm |
— |
≤0.09 |
— |
|
|
Zn |
ppm |
— |
≤0.27 |
— |
|
|
D50（Size） |
um |
10-30 |
20-40 |
20-50 |
10-30 |
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Apparent Density |
g/cm3 |
0.3-0.5 |
0.4-0.7 |
0.4～0.6 |
0.4～0.6 |
|
Specific Surface Area |
m2/g |
3-8 |
6-12 |
4～20 |
3-8 |
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Sintered Density |
g/cm3 |
— |
— |
— |
|
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Application |
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Sapphire crystal |
laser crystal |
metallographic polishing,stainless steel mirror polishing,titanium polishing, paint polishing,resin polishing |
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1) 4N 99.99% high purity alumina series is mainly used for high-pressure sodium lamps, new luminescent materials, special ceramics, advanced coatings, tricolor, catalysts and some high-performance materials
2) 5N 99.999% high purity alumina series is mainly used for artificial sapphire crystal, advanced ceramics, PDP phosphor and some high-performance materials. As the raw material of sapphire crystal, it can provide powder, particle, block or column according to different requirements.
We also have other type 4N and 5N high purity alumina, contact with us for OEM
Product detail pictures:
Related Product Guide:
Innovation, excellent and reliability are the core values of our company. These principles today much more than ever form the basis of our success as an internationally active mid-size business for 2021 Good Quality Alumina Powder For Refractory - 5N 99.999% high purity alumina – Zhanchi , The product will supply to all over the world, such as: Sweden, Amsterdam, Nepal, We set a strict quality control system. We have return and exchange policy, and you can exchange within 7 days after receive the wigs if it is in new station and we service repairing free for our products. Please feel free to contact us for further information if you have any questions. We are glad to work for every client.
By Rachel from Swiss - 2017.05.31 13:26
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 Doris from Manila - 2017.08.16 13:39
