RBST
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High Purity Alumina Pellet
The high-purity aluminum oxide powder is white powder with uniform particle size, easy dispersion, stable chemical properties, moderate high-temperature shrinkage property and good sintering performance; High conversion and low sodium content.
Category：
DETAIL
|
Serial No. |
Item |
Unit |
Product Model and Value |
|||
|
RB-L-1 |
RB-L-2 |
RB-L-3 |
RB-L-4 |
|||
|
1 |
Appearance |
|
White powder | White block | Spheric particle | Transparent crystal |
|
2 |
Al2O3 |
% |
≥99.998 |
≥99.998 |
≥99.998 |
≥99.999 |
|
3 |
Na |
ppm |
≤1 |
≤1 |
≤1 |
≤1 |
|
4 |
Fe |
ppm |
≤1 |
≤2 |
≤1 |
≤1 |
|
5 |
Ca |
ppm |
≤2 |
≤2 |
≤2 |
≤2 |
|
6 |
Si |
ppm |
≤2 |
≤3 |
≤3 |
≤2 |
|
7 |
Cu |
ppm |
≤1 |
≤1 |
≤1 |
≤1 |
|
8 |
Mg |
ppm |
≤1 |
≤1 |
≤1 |
≤1 |
|
9 |
Ti |
ppm |
≤1 |
≤1 |
≤1 |
≤1 |
|
10 |
Cr |
ppm |
≤1 |
≤1 |
≤1 |
≤1 |
|
11 |
Loss on ignition L.O.I |
% |
≤0.5 |
/ |
/ |
/ |
|
12 |
Loose specific gravity |
g/cm3 |
0.25～0.8 |
/ |
1.8～2.2 |
3.5~3.7 |
|
13 |
Specific surface area BET |
m2/g |
3~6 |
/ |
/ |
/ |
|
14 |
Geometric dimensions |
mm |
5～20um |
φ50×15 |
φ1~2 |
As required |
|
15 |
Remarks | The geometric dimensions can be adjusted according to customer requirements | ||||
High purity alumina
high temperature
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