View Full Version : cacl2 corrosion issue
Lc_shi
10-02-2011, 09:14 AM
Hi dear sirs
we need a heat exchanger with cacl2 liquid / r22 , how about the cacl2 liqiuid corrosion to copper tube and how to prevent it? need your help.thanks in advance!
regards
LC
Josip
10-02-2011, 02:01 PM
Hi, Lc shi :)
Hi dear sirs
we need a heat exchanger with cacl2 liquid / r22 , how about the cacl2 liqiuid corrosion to copper tube and how to prevent it? need your help.thanks in advance!
regards
LC
is that freezer for ice-cream?
Not sure, but maybe you must go for iridium type heat exchanger....
Best regards, Josip :)
michaelm
10-02-2011, 07:39 PM
Hi dear sirs
we need a heat exchanger with cacl2 liquid / r22 , how about the cacl2 liqiuid corrosion to copper tube and how to prevent it? need your help.thanks in advance!
regards
LC
B”H
LC
I do not think that you can prevent it. CaCl2 is a very aggressive medium, especially at positive tem-res. It will last for short time. Does it need to be CaCl2? I
Lc_shi
11-02-2011, 07:20 AM
Thanks. It is for liquid desiccant dehumidifier. CaCl2 is used for drying the air and need to cool it by refrigeration system.
Josip
11-02-2011, 01:19 PM
Hi, Lc_shi :)
Thanks. It is for liquid desiccant dehumidifier. CaCl2 is used for drying the air and need to cool it by refrigeration system.
similar to this....http://http://www.gasairconditioning.org/desiccant_how_it_works.htm (http://http//www.gasairconditioning.org/desiccant_how_it_works.htm)
At one plant we use iridium HE (NH3/CaCl2) and PE pipes for CaCl2 circuit .... ice cream factory ...
Best regards, Josip :)
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