Activated alumina adsorption capacity, large surface area, high strength, good thermal stability, can be widely used as adsorbent, desiccant and catalyst carrier in chemical, petrochemical, natural gas and fertilizer industries.
Physical property
|
Type
Item |
Absorbent |
Defluoridizer |
Absorbent for H2O2 |
Antichlor |
Catalyst carrier |
Absorbent in air separation |
| Appearance |
White ball |
| Main crystal phase |
χ-ρ |
χ-ρ |
γ |
χ-ρ |
γ |
χ-ρ |
| Chemical composition |
Al2O3 |
≥93 |
≥93 |
≥92 |
≥90 |
≥93 |
≥90 |
| Na2O |
≤0.3 |
≤0.3 |
≤0.5 |
|
0.15-0.3 |
0.3 |
| I.L |
6-8 |
6-8 |
≤8 |
≤8 |
≤5 |
6-8 |
(g/ml)
Bulk density |
0.68-0.72 |
0.70-0.75 |
0.65-0.75 |
0.68-0.78 |
0.70-0.80 |
0.68-0.72 |
m2/g
Surface area |
≥280 |
≥280 |
200-260 |
≥300 |
≥200 |
≥300 |
ml/g
Pore volume |
0.3-0.45 |
0.3-0.42 |
0.4-0.46 |
0.3-0.35 |
0.4 |
0.3-0.5 |
(%)
Static absorption |
Water
15-17 |
Fluoride
0.12 |
Water
50 |
Chlorine
10-20 |
Water
50-70 |
17-19 |
(%)
Activity |
|
|
56-62 |
|
|
|
(%)
Loss on abrasion |
≤1.0 |
≤1.0 |
≤1.0 |
≤0.7 |
≤0.4 |
≤0.8 |
| Crush strength |
Φ1-2 |
≥40 |
≥40 |
|
≥40 |
|
|
| Φ2-3 |
≥60 |
≥60 |
|
|
|
|
| Φ3-5 |
≥100 |
|
≥100 |
≥82 |
≥100 |
≥100 |
| Φ4-6 |
≥120 |
|
≥130 |
≥120 |
≥120 |
≥110 |
|
