China New Product Polyhedral Hollow Ball Tower Packing - Inert Middle Alumina Balls – Catalyst Support Media – Kelley
China New Product Polyhedral Hollow Ball Tower Packing - Inert Middle Alumina Balls – Catalyst Support Media – Kelley Detail:
Application
They are widely used in many fields, including petroleum, chemical engineering, fertilizer production, natural gas and environmental protection. They are used as covering and supporting materials of catalysts in reaction vessels and as packing in towers.
Chemical Composition
Al2O3+SiO2 | Al2O3 | Fe2O3 | MgO | K2O+Na2O +CaO | Others |
> 93% | 45-50% | <1% | <0.5% | <4% | <1% |
Physical Properties
Item |
Value |
Water absorption (%) |
<2 |
Bulk density (g/cm3) |
1.4-1.5 |
Specific gravity (g/cm3) |
2.4-2.6 |
Free volume (%) |
40 |
Operation temp.(max) (℃) |
1200 |
Moh’s hardness (scale) |
>7 |
Acid resistance (%) |
>99.6 |
Alkali resistance (%) |
>85 |
Crush Strength
Size |
Crush strength |
|
Kgf/particle |
KN/particle |
|
1/8”(3mm) |
>25 |
>0.25 |
1/4”(6mm) |
>60 |
>0.60 |
3/8”(10mm) |
>80 |
>0.80 |
1/2”(13mm) |
>230 |
>2.30 |
3/4”(19mm) |
>500 |
>5.0 |
1”(25mm) |
>700 |
>7.0 |
1-1/2”(38mm) |
>1000 |
>10.0 |
2”(50mm) |
>1300 |
>13.0 |
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:



Related Product Guide:
We keep on with our business spirit of "Quality, Performance, Innovation and Integrity". We goal to create much more worth for our customers with our rich resources, state-of-the-art machinery, experienced workers and exceptional providers for China New Product Polyhedral Hollow Ball Tower Packing - Inert Middle Alumina Balls – Catalyst Support Media – Kelley, The product will supply to all over the world, such as: Sydney, Haiti, Russia, We have now a good reputation for stable quality goods, well received by customers at home and abroad. Our company would be guided by the idea of "Standing in Domestic Markets, Walking into International Markets". We sincerely hope that we could do business with car manufacturers, auto part buyers and the majority of colleagues both at home and abroad. We expect sincere cooperation and common development!

The factory has advanced equipment, experienced staffs and good management level, so product quality had assurance, this cooperation is very relaxed and happy!
