Page 167 - Packed bed columns for absorption, desorption, rectification and direct heat transfer

162

Table 3. Technical dala for various Raschig Super-Rings
Name Material Surface area Free Nominal diameter
nrAir Vol. mm

Raschig Super-Ring Nr. 0.3 metal 315 96 15
Raschig Super-Rmg Nr. 0.5 metal 250 97 20
Raschig Super-Ring Nr. 0.7 metal ISO 98 25
Raschig Super-Ring Nr, 1 metal 150 98 30
Raschig Super-Ring Nr. 1.5 metal 120 98 38
Raschig Super>Ring Nr. 2 metal 100 98 50
Raschig Super-Ring Nr. 3 metal SO 98 70
Raschig Super-Ring Nr. 2 plastic 100 96 50

In Fig. 9 a compensation for the "decrease in volume" for dumped
packings is presented after the same prospectus [17].

12
rt- = diameter of the vessel •
= diameter or nominal sise
l
8
IB Q
/
| 8
-8 /
1' /
is e
S 5 /
i /

/
I 1 /

£ o
^ 20 30 40 50 60 70 80 90 100 110 120
DiamatBr ratio tijd p
Fig. 9. Compensation for the "decrease in volume" for dumped packings after [17].