Submersible pumpw have a sealed motor area.? The impeller is in a separate area, with a nagnet on the motor and another on the impeller.? They are salt water safe.? Over time, salt water is very corrosive and the products of corrosion kill fish.
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-------- Original message --------
From: Dave <theschemer@...>
Date: 3/23/19 6:48 PM (GMT-06:00)
Subject: Re: [homebrewpcbs] Preparing Cupric Chloride Etching Solution
Dale,
? That first link looks like what we are looking for. The second
link though I don't think we would want to put a submersible pump
in the etchant though. I am sure it has some metal parts??
On 3/23/2019 5:08 PM, dale.chatham
wrote:
Consider something like
this:?
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-------- Original message --------
Date: 3/23/19 4:52 PM (GMT-06:00)
Subject: Re: [homebrewpcbs] Preparing Cupric Chloride
Etching Solution
LOL, I never heard of a "fritted gass bubbler" so I googled and
one of the first "hits" ,pun intended.was this:
