| Customization: | Available |
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| Application: | Chemical Engineering, Refractory Material |
| Structure Feature: | Ring Form Filler |
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Products Introduction of Ceramic Mini Lessing Ring
Ceramic Mini Lessing Ring is improved by ceramic raschig ring, with better surface area and compressive strength than raschig ring, with excellent acid resistance and heat resistance. They can resist to corrosion of various inorganic acids, organic acids and organic solvents except hydrofluoric acid, and can be used in high or low temperature conditions. Consequently their application ranges are very wide. 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 1000ºC is inert products.
Product Parameters
Technical Specification of Ceramic Mini Lessing Ring
|
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% |
|
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 |
1200ºC |
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Ceramic Mini Lessing Rings are available in variable sizes:
12*9*2mm, 10*8*2mm, 10*6*2mm, etc as below:
|
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 provided by custom made!
Shipment for Products
1. OCEAN SHIPPING for large volume.
2. AIR or EXPRESS TRANSPORT for sample request.
Packaging & Shipping|
Package type |
Container load capacity |
||
|
20 GP |
40 GP |
40 HQ |
|
|
Ton bag put on pallets |
20-22 m3 |
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 |
20 m3 |
40 m3 |
40 m3 |
|
Delivery time |
Within 7 working days (for common type) |
10 working days (for common type) |
10 working days (for common type) |
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