2021 wholesale price Grinding Ball - 92% Inert Alumina Ball – Catalyst Support Media – Kelley
2021 wholesale price Grinding 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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Our personnel are always inside the spirit of "continuous improvement and excellence", and together with the outstanding excellent goods, favorable price and good after-sales services, we try to gain every customer's trust for 2021 wholesale price Grinding Ball - 92% Inert Alumina Ball – Catalyst Support Media – Kelley, The product will supply to all over the world, such as: Malta, Guyana, Brazil, Due to our strict pursues in quality, and after-sale service, our product gets more and more popular around the world. Many clients came to visit our factory and place orders. And there are also many foreign friends who came for sight seeing, or entrust us to buy other stuff for them. You are most welcome to come to China, to our city and to our factory!
The factory can meet continuously developing economic and market needs, so that their products are widely recognized and trusted, and that's why we chose this company.





