[meteorite-list] Iron slice etching questions

From: Shawn Alan <photophlow_at_meteoritecentral.com>
Date: Thu, 16 Jun 2011 18:26:33 -0700 (PDT)
Message-ID: <522682.5973.qm_at_web35404.mail.mud.yahoo.com>

Michael M and Listers

As for the Radio Etchant solution do you apply it in the same manner as you would with nitric acid and once you see the desired etch you stop the process? As for a lacquer finish if you have that on a slice can you use acetone to remove it or sand it off?

Shawn Alan
IMCA 1633

--- On Thu, 6/16/11, Michael Mulgrew <mikestang at gmail.com> wrote:

> From: Michael Mulgrew <mikestang at gmail.com>
> Subject: Re: [meteorite-list] Iron slice etching questions
> To: "Shawn Alan" <photophlow at yahoo.com>
> Cc: meteorite-list at meteoritecentral.com
> Date: Thursday, June 16, 2011, 6:41 PM
> Hi, Shawn.
> I use CLR on a Q-tip to remove rust, and rinse off the CLR
> with
> isopropyl alcohol.
> Rather than hassle with nitric acid solutions I use
> computer board
> etchant that you can purchase at any Radio Shack
> (http://www.radioshack.com/product/index.jsp?productId=2102868).?
> Dab
> it on with a foam brush and rinse with warm water, followed
> by an iso
> alcohol rinse and a couple hours in the oven to dry.?
> After it's dry I
> apply a light coat of automatic transmission fluid.? I
> don't use
> lacquer because if I don't want to seal anything in by
> accident, and I
> prefer to be able to quickly re-clean if needed.
> Here's a small Campo slice I recently rehab'd, it came out
> great!
> http://api.ning.com/files/TTNq51g3PmEprv8cGklQmHxEnDH*40GU9qqeWlLVr3cNNcgRVd*HYBhyOcU19upJ1sNWmzTcdWSxWfxxyek*qZu-H3pLDerR/camporehab.jpg
> Best,
> Michael in so. Cal.
> On Thu, Jun 16, 2011 at 3:40 PM, Shawn Alan <photophlow at yahoo.com>
> wrote:
> >
> > Hello Listers
> >
> > For all of you that collect irons I have a couple
> questions. The first one is I know some people seal their
> iron slices with a clear coat lacker, now is this safe to do
> if done right, and if so, what is the producted used. If
> someone wants to take it off the clear coat what can be
> used? Could acetone be a good agent to take off the
> coating?
> >
> > Second question what do people use to etch an iron. I
> have seen some videos but nothing talks about the acid used
> or the strength or I must have missed something. Also if
> there is some lite rust on the slice, whats a good agent to
> clean off the slice before etching. Why I aske is because I
> have an iron that is etched on one side and on the other
> side its kinda etched with some cool looking saw marks but
> could be etched more. I would like to have both side etched
> nicely and see what peoples thoughts are.
> >
> > Shawn Alan
> > IMCA 1633
> > eBaystore
> > http://shop.ebay.com/photophlow/m.html
> >
> >
> >
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Received on Thu 16 Jun 2011 09:26:33 PM PDT

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