Support Media 23% Al2o3 Ceramic Ball 3mm Alumina Ceramic Balls GUOCI23.It is one of the new media in the industry with unmatched impact resistance, thermal shock, crush strength, andsurvivability. Products to these specifications are manufactured from very high quality chemical-porcelain clay materials, which has quite excellentstability, high mechanical strength and resistance to thermal shock, This makes them all ideal choice for support of all types of catalyst.
Technical Parameter:
|
Model: |
GUOCI Inert Ceramic Ball | ||||
|
Color: |
Light Grey | ||||
|
Shape: |
Ball | ||||
|
Typical Technical Composition |
Min. % |
Max. % |
Usual % | ||
|
SiO2 |
64 |
75 |
68.5 | ||
|
Al2O3 |
23 |
26 |
24.5 | ||
|
Fe2O3 |
****** |
1.0 |
0.9 | ||
|
TiO2 |
****** |
0.5 |
0.46 | ||
|
CaO |
****** |
0.5 |
0.42 | ||
|
MgO |
****** |
0.5 |
0.38 | ||
|
Na2O |
****** |
2 |
1.12 | ||
|
K2O |
****** |
3.5 |
3.28 | ||
|
Al2O3 + SiO2 |
90 |
94 |
93 | ||
|
Physical properties | |||||
|
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 |
<0.5wt.% |
****** | |||
|
Acid Resistance |
>99.8% |
****** | |||
|
Alkaline Resistance |
>85% |
****** | |||
|
Thermal Conductivity |
0.9-1.0 w/m2.k |
****** | |||
|
Thermal Expansion @ 500℃ |
0.20% |
****** | |||
|
Specific Heat |
628-837 j/kg |
****** | |||
|
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