Activated Alumina
Molecular Formula: Al2O3. n H2O (0＜n≤0.8)
Phisical Properties
|
TYPE
|
KA401
|
KA402
|
KA403
|
KA404
|
KA405
|
|
|
Appearance
|
White, Sphere, No Odor, Insoluble In Water, Innocuous
|
|||||
|
Crystal Type
|
x-p
|
x-p
|
y
|
y
|
x-p
|
|
|
Chemical Composition
|
Al2O3 %
|
>93.5
|
>93.5
|
>93.5
|
>93.5
|
>93.5
|
|
Na2O %
|
0.3
|
0.3
|
0.3
|
0.3
|
0.3
|
|
|
SiO2
|
<0.2
|
<0.2
|
<0.2
|
<0.2
|
<0.2
|
|
|
Fe2O3
|
<0.2
|
<0.2
|
<0.2
|
<0.2
|
<0.2
|
|
|
LOI
|
%
|
<6
|
<6
|
<6
|
<6
|
<6
|
|
Bulk Density
|
g/ml
|
0.65-0.72
|
0.70-0.75
|
0.65-0.72
|
0.65-0.72
|
0.65-0.72
|
|
Surface Area
|
m2/g
|
275
|
275
|
275
|
275
|
275
|
|
Pore Volume
|
ml/g
|
0.30-0.45
|
0.30-0.42
|
0.40-0.46
|
0.40
|
0.30-0.50
|
|
Static Absorption (RH=60%)
|
%
|
Water Absorption
15-17 |
Fluorine Absorption
0.12 |
Water Absorption
50 |
Water Absorption
50-70 |
Water Absorption
17-19 |
|
Active
|
%
|
|
|
56-62
|
|
|
|
Attrition Loss
|
%
|
≤1.0
|
≤1.0
|
≤1.0
|
≤0.4
|
≤0.8
|
|
Crushing Strength (kg/cm2)
|
￠0.4-1.2
|
|
≥3
|
|
|
|
|
￠1-2
|
≥4
|
≥4
|
|
|
|
|
|
￠2-3
|
≥6
|
≥6
|
|
|
|
|
|
￠3-5
|
≥10
|
|
≥10
|
≥10
|
≥10
|
|
|
￠4-6
|
≥12
|
|
≥13
|
≥12
|
≥11
|
|
|
￠4-8
|
≥15
|
|
≥15
|
≥15
|
≥15
|
|
Application
KA401: is for as adsorbent
KA402: is for defluorinating
KA403: is for absorption in producing hydrogen perixide (H2O2)
KA404: is for catalyst carrier
KA405: is for dehydrating and drying in air seperation etc