Factory For 20mm Hollow Floating Ball - Inert Middle Alumina Balls – Catalyst Support Media – Kelley
Factory For 20mm Hollow Floating Ball - 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:



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To be able to ideal satisfy client's requirements, all of our operations are strictly performed in line with our motto "High High-quality, Competitive Price tag, Fast Service" for Factory For 20mm Hollow Floating Ball - Inert Middle Alumina Balls – Catalyst Support Media – Kelley, The product will supply to all over the world, such as: Norway, Uruguay, Frankfurt, We also provide OEM service that caters to your specific needs and requirements. With a strong team of experienced engineers in hose design and development, we value every opportunity to provide best products and solutions for our customers.
This is the first business after our company establish, products and services are very satisfying, we have a good start, we hope to cooperate continuous in the future!





