2021 wholesale price Polishing Alumina Powder - 5N 99.999% high purity alumina – Zhanchi
2021 wholesale price Polishing Alumina Powder - 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% |
|
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 |
|
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 |
|
Sintered Density |
g/cm3 |
— |
— |
— |
|
|
Application |
|
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
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abide by the contract", conforms on the market requirement, joins within the market competition by its superior quality likewise as provides far more comprehensive and great company for shoppers to let them develop into huge winner. The pursue on the corporation, is definitely the clients' gratification for 2021 wholesale price Polishing Alumina Powder - 5N 99.999% high purity alumina – Zhanchi , The product will supply to all over the world, such as: Ecuador, Birmingham, Tunisia, The working experience in the field has helped us forged a strong relations with customers and partners both in domestic and international market. For years, our products have been exported to more than 15 countries in the world and have been widely used by customers.
By Matthew from Dubai - 2018.06.18 19:26
This is a honest and trustworthy company, technology and equipment are very advanced and the prodduct is very adequate, there is no worry in the suppliment.
By Gill from Muscat - 2018.02.08 16:45
