| Model: | YS-3 |
|---|---|
| Brand: | YS |
| Origin: | Made In China |
| Category: | Metallurgy , Mining & Energy / Metallurgy & Mining / Non-metallic Mineral Products |
| Label: | alumina powder , high purity alumina , aluminium powder |
| Price: |
-
|
| Min. Order: | - |
| Last Online:13 Feb, 2015 |
Our self-developed purification technology,through strictly control to the raw material and produce process,let the alumina own the advantages of high purity and density,mainly used for Kyropoulos method,EFG method,TGT method,Czochralski method etc.to produce large size sapphire crystals,applicate for many fields such as Electronics,Chemical,Oil,Refractory material,Ceramic,Glasses,Plastic,Spin,Construction material,Abrasive,Papermaking and Medicine.
High Purity Alumina Powder Specification
|
Item |
Product Type |
||
|
Al2O3 content |
≥99.999% |
||
|
Phase state |
α-Al2O3 |
γ-Al2O3 |
|
|
Type |
YS-3 |
YS-4 |
|
|
Appearance |
White Powder |
White Powder |
|
|
Na |
ppm |
≤2 |
≤2 |
|
Fe |
ppm |
≤1 |
≤1 |
|
Ca |
ppm |
≤1 |
≤1 |
|
Si |
ppm |
≤2 |
≤2 |
|
Cu |
ppm |
≤1 |
≤1 |
|
Mg |
ppm |
≤1 |
≤1 |
|
Ti |
ppm |
≤1 |
≤1 |
|
Cr |
ppm |
≤1 |
≤1 |
|
D50 |
um |
2～30 |
2～80 |
|
Apparent Density |
g/cm3 |
0.3～0.5 |
0.2～0.5 |
|
Specific Surface |
m2/g |
2～10 |
≥60 |
|
Sintered Density |
g/cm3 |
/ |
/ |
|
application |
Sapphire crystal,Laser crystal ,PDP phosphor powder |
Sapphire crystal,Laser crystal, Catalyst crystal
|
|
Note: package could be made according to customers’ request
