Metal Pall Ring

We are offering metal pall ring(raflux ring) is a open-hole ring packing. Which height and diameter is same and with 5 ligules toward inside at every floor. Usually, the open surface is 30% of the whole wall surface,this character helps the liquid & gas pass in packing tower pass freely from the windows of the rings.
metal pall ring's(raflux ring) material:
stainless steel carbon steel such as 304, 304l, 410,316,316l, all of the following bulk density refer to stainless steel( aisi304) in the material thickness shown, other wall thicknesses are available on request.
sizes
mm
bulk density
kgm3
number per
m3
surface area
m2m3
free volume
%
16*16*0.5
365
143000
239
92.8
25*25*0.6
427
55900
215
93.4
38*38*0.8
365
14500
135
94.5
50*50*0.8
395
6500
105
94.98
76*76*1
384
1870
80
95.1.