>From: Adam Seychell <adam_seychell@...>I have the etchant container i n a larger container partly filled with
>Reply-To: Homebrew_PCBs@yahoogroups.com
>To: Homebrew_PCBs@yahoogroups.com
>Subject: Re: [Homebrew_PCBs] Etchant Temperature
>Date: Tue, 14 Oct 2003 10:01:35 +1000
>
>In general most chemical reaction rates double every 10
>degrees centigrade increase. Not sure if this applies to
>ferric chloride etching. I remember CuCl2 bubble etching
>taking some 30 to 40 minutes minuets to chew through 1 oz
>copper at 8�C.
boiling water from the kettle. The temperature of the etchant is probably
about 60C on average. With continuous agitation and fresh etchant it takes
less than 10 mnutes to etch a board.
Leon
--
Leon Heller, G1HSM Tel: +44 1424 423947
Email: aqzf13 at dsl dot pipex dot com
WWW: http://www.geocities.com/leon_heller
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