China Gold Supplier for Hollow Ball - 92% Inert Alumina Ball – Catalyst Support Media – Kelley
China Gold Supplier for Hollow Ball - 92% Inert Alumina Ball – Catalyst Support Media – Kelley Detail:
Application
92% AL2O3 inert alumina ball is widely used in petroleum, chemical, fertilizer, gas, environmental protection and other industries. It is used as a catalyst covering carrier material and tower packing in the reactor. It has high temperature resistance, high pressure, low water absorption, stable chemical performance, and Withstand the erosion of organic solvents such as acids and alkalis, and can withstand temperature changes during the production process. Its main function is to increase the distribution point of gas or liquid, support and protect the catalyst with low strength.
Chemical Composition
Al2O3+SiO2 |
Al2O3 |
Fe2O3 |
MgO |
K2O+Na2O+CaO |
Other |
> 94% |
92% |
<1% |
0.1% |
<1% |
<0.5% |
Leach able Fe2O3 is less than 0.1%
Physical Properties
Item |
Value |
Water absorption (%) |
<4 |
Bulk density (g/cm3) |
1.8-2.0 |
Specific gravity (g/cm3) |
3.6 |
Free volume (%) |
40 |
Operation temp.(max) (℃) |
1550 |
Moh’s hardness (scale) |
>9 |
Acid resistance (%) |
>99.6 |
Alkali resistance (%) |
>85 |
Crush Strength
Size |
Crush strength |
|
Kgf/particle |
KN/particle |
|
1/8”(3mm) |
>40 |
>0.4 |
1/4”(6mm) |
>80 |
>0.8 |
3/8”(10mm) |
>190 |
>1.90 |
1/2”(13mm) |
>580 |
>5.8 |
3/4”(19mm) |
>900 |
>9.0 |
1”(25mm) |
>1200 |
>12.0 |
1-1/2”(38mm) |
>1800 |
>18.0 |
2”(50mm) |
>2150 |
>21.5 |
Size and Tolerance (mm)
Size |
3/6/9 |
9/13 |
19/25/38 |
50 |
Tolerance |
±1.0 |
±1.5 |
±2 |
±2.5 |
Product detail pictures:



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We pursue the administration tenet of "Quality is remarkable, Services is supreme, Status is first", and will sincerely create and share success with all customers for China Gold Supplier for Hollow Ball - 92% Inert Alumina Ball – Catalyst Support Media – Kelley, The product will supply to all over the world, such as: Boston, Cairo, Qatar, Now we have a excellent team supplying specialist service, prompt reply, timely delivery, excellent quality and best price to our customers. Satisfaction and good credit to every customer is our priority. We have been sincerely looking forward to cooperate with customers all over the world. We believe we can satisfy with you. We also warmly welcome customers to visit our company and purchase our solutions.

It can be said that this is a best producer we encountered in China in this industry, we feel lucky to work with so excellent manufacturer.
