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Pall Ring


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Asiaron Chemical Limited
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Chemical Packing  >>> Ceramic Random Packing >>> Pall Ring
 
Series of ceramic random packing have been developed since 1972, applying in various industries, e.g. chemical, petrochemical, fertilizer, fine chemicals and environmental protection industries. Several patents of our products or production were granted by national authorities.


Ceramic Pall Ring

Ceramic Pall Ring is a kind of random packing further developed based on Rischig Ring, with two layers of windows opened along its tube wall. The outside diameter is equal to its height. For each layer, there are 5 ligules bending inward the axes of the ring. The open position for windows between the two layers is staggered oppositely.

Generally, the area for open windows occupies 30% of the total area of the tube wall. It helps vapor and liquid flow freely through these windows, making full use of the ring’s inner surface to improve distribution of vapor-liquid.


With the characters of high mechanical strength, high chemical stability, and excellent heat endurance, Ceramic Pall Ring can resist high temperature, acid (except HF), alkali, salt and various organic solvents. It's widely applied in various packing towers of desiccation, absorption, cooling, washing, and regeneration in industries of petrochemical, chemical, metallurgy, gas and oxygen generation.

If ring's size is over 100mm, it's usually filled in the column orderly. If its size is less than 90mm, pall ring is stacked in the column randomly.

If any enquiry on chemical packing, please feel free to contact us via info@asiaron.com

 


Technical Specification

Size
(mm)

Surface area
 (m²/m³)

Free volume
 (%)

Number per m³

Bulk density
 (Kg/m³)

Dry Packing Factor
 (m-1)

Φ 25

220

73

54000

620

565

Φ 38

150

75

13400

570

356

Φ 50

120

78

6800

550

252

Φ 80

75

80

1950

520

146

 

 




 

陶瓷鲍尔环是在陶瓷拉西环的基础上开发的一种高径相等的开孔环型填料,每层窗孔有5个舌叶,每个舌叶内弯指向环心,上下两层窗孔的位置相反错开,一般开孔面积约占环壁总面积的30%左右,使得填料塔内的气体和液体能够从窗孔自由通过,改善了气液分布,充分利用了环的内表面。陶瓷鲍尔环具有优异的耐酸耐热性能,能耐除氢氟酸以外的各种无机酸、有机酸及有机溶剂腐蚀,可在各种高温场合使用,应用范围十分广泛,可用于化工、冶金、煤气、 制氧等行业的干燥塔、吸收塔、冷却塔、洗涤塔、再生塔等。


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Last update
: 2010/10/07