China Size1~12mm Activated Alumina Ball for Defluorinating, Find details about China Activated Alumina Ball, Alumina Ball from Size1~12mm Activated Alumina Ball for Defluorinating
Model | Activated Alumina | |||||
Apperance | White, Sphere, No Odor, Insoluble In Water, Innocuous | |||||
Type | KA401 | KA402 | KA403 | KA404 | KA405 | |
Usage | Absorbent | Defluoridizer | Absorbent for H2O2 | Antichlor | Catalyst carrier | |
Crystal Type | x-p | x-p | y | y | x-p | |
Chemical Composition | Al2O3 Content (%) | ≥93 | ≥93 | ≥93 | ≥93 | ≥93 |
Na2O Content (%) | ≤0.3 | ≤0.3 | ≤0.5 | 0.15-0.3 | ≤0.3 | |
Physical properties | Bulk density (g/ml) | 0.68-0.72 | 0.70-0.75 | 0.65-0.75 | 0.70-0.80 | 0.72-0.78 |
Pore volume (ml/g) | 0.30-0.45 | 0.30-0.42 | 0.40-0.46 | 0.40 | 0.30-0.50 | |
Surface area (m2/g) | ≥300 | ≥300 | 220-280 | ≥300 | ≥300 | |
Active (%) | / | / | 56-62 | / | / | |
Attrition loss (%) | ≤1.0 | ≤1.0 | ≤1.0 | ≤0.4 | ≤0.8 | |
LOI (%) | ≤8 | ≤8 | ≤8 | ≤5 | ≤8 | |
Static absorption (%) (RH=60%) | Water absorption | Fluorine absorption | Water absorption | Water absorption | Water absorption | |
17-19 | 0.2-0.3 | 50 | 50-70 | 17-19 | ||
Crushing Strength (N/PC) | Φ1-2 (mm) | ≥40 | ≥40 | / | / | / |
Φ2-3 (mm) | ≥70 | ≥70 | / | / | / | |
Φ3-5 (mm) | ≥120 | / | ≥120 | ≥120 | ≥120 | |
Φ4-6 (mm) | ≥150 | / | ≥150 | ≥150 | ≥150 | |
Φ5-7 (mm) | ≥200 | / | / | / | ≥200 | |
Φ6-8 (mm) | ≥300 | / | / | / | ≥300 | |
Φ12-14 (mm) | ≥350 | / | / | / | / |