Metallic Pall Ring ( 16,25,38,50,76,90mm )

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Metal Pall Ring
detail

Metal Pall Ring is one of the most common and well known packing, DOHNTEC Metal Pall Ring is an industry standard design media developed from Metal Raschig Ring and is used widely in varieties of applications.
Material:
Metal Pall rings are available in a wide range of materials such as stainless steel, carbon steel, aluminum, bronze, 304L, 316L, and other alloy etc.
Advantage:
• Lower pressure drop
• Good liquid / gas distribution and higher mass transfer efficiency
• Versatility, easily wettable, high resistance to fouling, high temperature
• High Mechanical Strength, suitable for deeper beds
• High temperature resistance
Application:
Absorption, Aeration, Degassing, Desorption, Distillation, Stripping, Heat Recovery, Extraction etc.
Technical Parameter:
Sizes
(mm)
Bulk density
(kg/m3)
Number
(per m3)
Surface area
(m2/m3)
Free volume
(%)
16*16*0.3
360
201000
346
95.5
25*25*0.4
302
51000
212
96.2
25*25*0.5
400
51000
216
95
25*25*0.6
461
51000
219
94.2
38*38*0.4
218
15000
143
97.2
38*38*0.5
262
15180
145
96.7
38*38*0.6
328
15000
146
95.9
50*50*0.5
194
6500
106
97.5
50*50*0.7
285
6500
108
96.4
50*50*0.9
365
6500
109
95.4
76*76*0.8
205
1830
69
97.4
90*90*1.0
229
1160
62
97.1

The above data is reference to material stainless steel (AISI304) in the material thickness shown. Other wall thicknesses are available on request.