| Product Name: | Ceramic Pall Ring Random Packing |
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| Material: | Industrial Ceramic Alumina Silicate |
| Keywords: | Ceramic Pall Ring |
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Product: Ceramic Pall Rings random packing
Ceramic Pall Rings are a type of high-efficiency random (dumped) packing designed for demanding mass transfer and separation processes in chemical, petrochemical, refining, environmental (scrubbing), and gas processing industries. Manufactured from high-quality, chemically inert industrial ceramics (typically alumina silicate), they offer exceptional resistance to corrosion, high temperatures, and thermal shock.
The defining feature of the Pall Ring is its unique structure: a cylindrical shape with a height equal to its diameter, featuring a series of strategically placed windows (typically 4-6) punched in the wall and inward-projecting tongues bent towards the center. This innovative design significantly enhances performance compared to earlier random packings like Raschig Rings:
1.Increased Surface Area & Gas/Liquid Contact: The windows and tongues create additional internal surfaces and promote turbulent mixing, maximizing contact between the rising gas/vapor and descending liquid phases.
2.Reduced Pressure Drop: The open structure offers high void fraction (free space), allowing gases to flow more freely with less resistance than solid-walled packings, leading to lower energy consumption.
3.Improved Liquid Distribution: The internal tongues help break up liquid streams and promote better radial spreading across the packing bed, preventing channeling and ensuring more uniform distribution.
4.Enhanced Capacity: The combination of high voidage and optimized structure allows for higher flow rates (both gas and liquid) before flooding occurs compared to many other random packings of similar size.
5.Superior Strength & Durability: Ceramic construction provides excellent mechanical strength (crush resistance) and withstands harsh operating conditions, including exposure to most acids, alkalis, and organic solvents at elevated temperatures (up to approx. 1000°C / 1832°F).
Ceramic Pall Rings are the preferred choice for applications involving highly corrosive fluids, high temperatures, or where extreme durability is required.
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Diameter*Height*Thickness mm
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Surface area m2/m3
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Free volume %
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Bulk Numbers n/m3
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Bulk Density kg/m3
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Dry packing M-1 Factor
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|
6*6*1.6
|
712
|
62
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3022935
|
1050
|
5249
|
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13*13*2.4
|
367
|
64
|
377867
|
800
|
1903
|
|
16*16*2.5
|
305
|
73
|
192500
|
800
|
900
|
|
19*19*2.8
|
243
|
72
|
109122
|
750
|
837
|
|
25*25*3.0
|
190
|
74
|
52000
|
650
|
508
|
|
38*38*5.0
|
121
|
73
|
13667
|
650
|
312
|
|
40*40*5.0
|
126
|
75
|
12700
|
650
|
350
|
|
50*50*6.0
|
92
|
74
|
5792
|
600
|
213
|
|
80*80*9.5
|
46
|
80
|
1953
|
660
|
280
|
|
100*100*10
|
70
|
70
|
1000
|
600
|
172
|
*Acid Gas Scrubbing (e.g., SO2 in flue gas desulfurization - FGD, HCl)
*Strong Acid/Base Absorption/Stripping
*High-Temperature Distillation/Rectification
*Quench Towers
*Drying Corrosive Gases
*Caustic Scrubbing
*Chemical Processing involving aggressive media (e.g., Chlor-alkali, Fertilizers, Petrochemical intermediates)
*Solvent Recovery under harsh conditions
*Geothermal Gas Processing
*Packed Bed Reactors (corrosive systems)
Ceramic Pall Rings deliver robust, long-lasting performance in the most challenging process environments where metal or plastic packings would fail. Their efficiency, durability, and resistance make them a cornerstone packing technology.
Notes for Usage:
Parameters: The values in the table are typical ranges. Exact specifications can vary slightly between manufacturers based on their specific ceramic formulation, manufacturing process, and quality control. Always refer to the manufacturer's datasheet for precise data for a specific product grade and size.
Performance: Hydraulic performance (pressure drop, capacity) and mass transfer efficiency are system-dependent (fluids, flow rates, temperature, pressure, column diameter, bed height). Vendor performance charts or simulation software are needed for detailed design.
Material: Confirm the specific ceramic grade's compatibility with the exact process chemicals and conditions.
Size Selection: Size choice depends on column diameter (avoid channeling), required efficiency, pressure drop constraints, and fouling tendency.
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