Hot-selling 10mm Raschig Ring - Ceramic Mini Lessing Ring with 1.5″/2″ – Kelley
Hot-selling 10mm Raschig Ring - Ceramic Mini Lessing Ring with 1.5″/2″ – Kelley Detail:
Application
Ceramic Mini Lessing Ring can be used in the drying columns, absorbing columns, cooling towers, scrubbing towers in chemical industry, metallurgy industry, coal gas industry, oxygen producing industry,As tower packing in mass transfer application, As heat transfer media in RTO,etc.This products all after calcination 24 hours, sintering temperature is more than 1000℃ is inert products.
Technical Data
SiO2 + Al2O3 | >92% | CaO | <1.0% |
SiO2 | >70% or >47% | MgO | <0.5% |
Al2O3 | >17-23% or >23~45% | K2O+Na2O | <3.5% |
Fe2O3 | <1.0% | Other | <1% |
Physical & Chemical Properties
Water absorption | <0.5% | Moh’s hardness | >6.5 scale |
Porosity | <1% | Acid resistance | >99.6% |
Specific gravity | 2.3-2.40 g/cm3 | Alkali resistance | >85% |
Max Operation temp | 1200℃ |
Dimension And Other Physical Properties
Ceramic Mini Lessing Rings are available in variable sizes: 12*9*2mm,10*8*2mm,10*6*2mm:
Size |
OD*ID*H*T (mm) |
Weight per M3 (kg/m3) |
Number per M3 (Pcs/m3) |
Surface Area (m2/m3) |
Dry packing factor m-1 |
10mm |
10*6*8*2 |
800 |
750000 |
420 |
1250 |
2” (50mm) |
50*40*50*5 |
600 |
6500 |
145 |
565 |
3” (80mm) |
80*64*80*8 |
820 |
1950 |
120 |
356 |
4” (100mm) |
100*80*100*10 |
850 |
1000 |
110 |
252 |
5” (120mm) |
120*96*120*12 |
860 |
370 |
75 |
146 |
6” (150mm) |
150*120*150*15 |
980 |
296 |
60 |
101 |
Other size also can be produced by custom made!
Packaging & Shipping
Package Type |
Container Load Capacity |
||
20 GP |
40 GP |
40 HQ |
|
Ton bag put on pallets |
20-22m3 |
40-42 m3 |
40-44 m3 |
Plastic 25kg bags put on pallets with film |
20 m3 |
40 m3 |
40 m3 |
Cartons put on pallets with film |
20 m3 |
40 m3 |
40 m3 |
Wooden Case |
20M3 |
40M3 |
40M3 |
Delivery time |
Within 7 working days (For common type) |
10 working days (For common type) |
10 working days (For common type) |
Product detail pictures:



Related Product Guide:
It adheres on the tenet "Honest, industrious, enterprising, innovative" to develop new items frequently. It regards buyers, success as its very own success. Let us produce prosperous future hand in hand for Hot-selling 10mm Raschig Ring - Ceramic Mini Lessing Ring with 1.5″/2″ – Kelley, The product will supply to all over the world, such as: Tunisia, Southampton, Mexico, The working experience in the field has helped us forged a strong relations with customers and partners both in domestic and international market. For years, our products and solutions have been exported to more than 15 countries in the world and have been widely used by customers.

Although we are a small company, we are also respected. Reliable quality, sincere service and good credit, we are honored to be able to work with you!
