Product Details
Because our high-purity alumina raw powder has a larger average particle size, in order to meet higher requirements, we must process and mill and then obtain a finer high-purity alumina fine powder. Of course, this process must also be free from any contamination.
Product Typical Properties |
4N5G-D2 (milled) |
4N5A-D5 (milled) |
Crystal Structure |
|
γ |
α |
Average Particle Size (by Malvern 2000) |
〔D50,um〕 |
0.5-2.5 |
4-6 |
Loose Bulk Density |
〔g/cm3〕 |
0.50 |
0.60 |
BET Surface Area |
〔m2/g〕 |
90-120 |
≤10 |
Purity(Al2O3)≥ |
〔%〕 |
99.995 |
99.995 |
Impurity≤ (by ICP-OES)
|
Na |
〔ppm〕 |
30 |
30 |
Ca |
〔ppm〕 |
1 |
1 |
Mg |
〔ppm〕 |
1 |
1 |
Fe |
〔ppm〕 |
1 |
1 |
Si |
〔ppm〕 |
17 |
17 |
Ti |
〔ppm〕 |
1 |
1 |
Cu |
〔ppm〕 |
1 |
1 |
Packing |
〔drum/〕 |
20kg |
25kg |
Thermal interface materials, top ceramics, spray material, Ternary battery material, electronic materials and more.
|
|
4N5G-D2 |
4N5A-D5 |
http://www.honghechemical.com/