Discount Price Plastic Hollow Floating Ball - Inert Middle Alumina Balls – Catalyst Support Media – Kelley
Discount Price Plastic 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:



Related Product Guide:
It is a great way to further improve our products and repair. Our mission is always to create innovative products to prospects with a superior expertise for Discount Price Plastic Hollow Floating Ball - Inert Middle Alumina Balls – Catalyst Support Media – Kelley, The product will supply to all over the world, such as: Burundi, Houston, Mumbai, It is our customers' satisfaction over our products and services that always inspires us to do better in this business. We build mutually beneficial relationship with our clients by giving them large selection of premium car parts at marked down prices. We provide wholesale prices on all our quality parts so you are guaranteed greater savings.
The customer service staff's answer is very meticulous, the most important is that the product quality is very good, and packaged carefully, shipped quickly!





