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Subject: Re: [Homebrew_PCBs] Re: sprayer tank construction

From: "Stefan Trethan" <stefan_trethan@...>
Date: 2005-03-25

Hi,

Of course it will be in a secondary container ;-).
I have found a nice deep plastic tray which i already used with the last
etcher.
(It is also useful to store other stuff, like replenishing chemicals and
analyzing gear.)

thanks

ST



On Fri, 25 Mar 2005 03:32:55 -0000, fab4442003 <fab4442003@...>
wrote:

>
> That looks like an impressive setup - especially for home use. As
> someone who has worked around this type of equipment for 15 years - my
> thoughts are you should put the entire machine in a secondary
> tray/container. Because eventually - all etchers will eventually leak.
> It may take a few years, but eventually it will happen to all
> ethchers. I'd use a large try that's a couple of inches deep. Ideally,
> it should be large enough to hold the entire volume of etchant in your
> machine.
> In response to your question about silicone sealant - some types
> require 24-48 hours to set. But there may be a chance it is too old.
> Most of the GE brand silicone RTV sealants I've used have a 2 or 3
> year shelf life.