High purity alumina ball, alumina bead(MADE IN CHINA)
Airy Technolog Co., Ltd. offer high purity alumina ball, alumina bead for ceramic grinding media.
China independent developed purification technology, by strictly control the raw material and produce process, get high puriyt and high density alumina raw material.
Application:
・High purity material smash, dispersion.
・For large size sapphire, laser crystals in Kyropoulos method, EFG method, TGT method, Czochralski method etc.
Specification:
Item |
Product Type |
|
Al2O3 Content |
≥99.999% |
|
Phase state |
α-Al2O3 |
|
Appearance |
Granule |
|
Na |
ppm |
≤2 |
Fe |
ppm |
≤1 |
Ca |
ppm |
≤1 |
Si |
ppm |
≤2 |
Cu |
ppm |
≤1 |
Mg |
ppm |
≤1 |
Ti |
ppm |
≤1 |
Cr |
ppm |
≤1 |
D50 |
um |
/ |
Apparent Density |
g/cm3 |
1.5～2.5 |
SpecificSurface |
m2/g |
/ |
Sintered Density |
g/cm3 |
3.0～3.6 |
Application |
Sapphire, laser crystals |
|
Remarks: high purity alumina ball, beads, dispersion ball