Reliable Supplier Ralu Ring - Ceramic Raschig Ring with 1/4″&1/2″& 5/8”&3/4”&1” – Kelley
Reliable Supplier Ralu Ring - Ceramic Raschig Ring with 1/4″&1/2″& 5/8”&3/4”&1” – Kelley Detail:
Application
45%AL2O3 Inert Alumina Ceramic Ball widely used in petroleum, chemical, fertilizer, gas and environmental protection industries, as a catalyst in the reactor to cover support material and tower packing.It has a high temperature and high pressure resistance, bibulous rate is low, the characteristics of the chemical performance is stable.Can withstand the erosion of acid, alkali and other organic solvents, and can endure in the production process of temperature changes.Its main function is to increase gas or liquid distribution points, support and protection intensity is not high of the catalyst.
Chemical Composition
|
Al2O3+SiO2 |
Al2O3 |
SiO2 |
Fe2O3 |
MgO |
K2O+Na2O+CaO |
Other |
|
> 92% |
45% |
47% |
<1% |
<2.5% |
<4% |
<0.5% |
Leach able Fe2O3is less than 0.1%
Physical Properties
|
Item |
Value |
|
Water absorption (%) |
<0.5 |
|
Bulk density (g/cm3) |
1.38-1.5 |
|
Specific gravity (g/cm3) |
2.3-2.4 |
|
Free volume (%) |
40 |
|
Operation temp.(max) (℃) |
1250 |
|
Moh’s hardness (scale) |
>6.5 |
|
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) |
>100 |
>1.00 |
|
1/2”(13mm) |
>230 |
>2.30 |
|
3/4”(19mm) |
>500 |
>5.0 |
|
1”(25mm) |
>700 |
>7.00 |
|
1-1/2”(38mm) |
>1000 |
>10.00 |
|
2”(50mm) |
>1300 |
>13.00 |
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:
"Quality first, Honesty as base, Sincere service and mutual profit" is our idea, in order to develop continuously and pursue the excellence for Reliable Supplier Ralu Ring - Ceramic Raschig Ring with 1/4″&1/2″& 5/8”&3/4”&1” – Kelley, The product will supply to all over the world, such as: Belgium, California, Malawi, Based on products with high quality, competitive price, and our full range service, we have accumulated professional strength and experience, and we have built up a very good reputation in the field. Along with the continuous development, we commit ourselves not only to the Chinese domestic business but also the international market. May you moved by our high quality products and passionate service. Let's open a new chapter of mutual benefit and double win.
In our cooperated wholesalers, this company has the best quality and reasonable price, they are our first choice.




