Inert Alumina Ceramic Ball as Catalyst Support Media for Water Treatment Filter
( Oxide15-22%, 23-30%, 90% , 99% )
We Pingxiang chemshun ceramics Co., Ltd with 18 years experience in producing and exporting Inert Ceramic Ball for Catalyst Support Media.
Inert Ceramic Balls which has quite excellent stability, high mechanical strength and resistance to thermal shock, this makes them all ideal choice for support of all types of catalyst.
Products Pictures :
Packing picture:
Our factory:
Size: 3mm 6mm 10mm 13mm 16mm 19mm 25mm 38mm 50mm 76mm (1/8", 1/4", 3/8", 1/2", 5/8", 3/4", 1", 1.25", 1.5", 2", 3")
| Typical Technical Composition |
Min. % |
Max. % |
Usual % |
| SiO2 |
64.00 |
75.00 |
68.40 |
| Al2O3 |
15.00 |
26.00 |
18 |
| Fe2O3 |
- |
1.60 |
0.85 |
| TiO2 |
- |
1.40 |
0.96 |
| CaO |
- |
0.65 |
0.42 |
| MgO |
- |
0.60 |
0.38 |
| Na2O |
- |
2.00 |
1.12 |
| K2O |
- |
3.50 |
3.28 |
| Al2O3 + SiO2 |
93.00 |
96.00 |
93.5 |
| Index |
Value |
Value |
| Leachable Iron |
≤ 0.1% |
- |
| Apparent Porosity by Weight, dia. ≥ 10mm |
≤ 0.4% |
- |
| Apparent Porosity by Weight, dia. = 6mm |
≤ 1.0% |
- |
| Apparent Porosity by Weight, dia. = 3mm |
≤ 3.0% |
- |
| Moh' s Hardness Scale |
> 6.5 |
- |
| Water Absorption |
< 1.0wt. % |
- |
| Acid Resistance |
> 99.8% |
- |
| Thermal Conductivity |
0.9-1.0 w/m 2. k |
- |
| Thermal Expansion @ 500 |
0.20% |
- |
| Specific Heat |
628-837 j/kgq |
- |
| Thermal Shock Stability, 500 then water cooling |
10 times |
- |
| Max. Operating Temperature |
1050 |
1922 |
| Specific Density |
2, 3g /cm 3 |
144 lb/ft 3 |
| Bulk Density (Packing Density) |
1, 350kg/m 3 |
84 lb/ft 3 |
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