Homebrew PCBs

I'll let you know when I figure out a safe one.  I believe HydroFluoric (HF) acid etches it quite well, but is extremely hazardous to handle.  Most of the formulae I've seen use HF and H2O2.  Sorry to all that we've wandered a bit off-topic.

Donald.
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----- Original Message -----
> From: "bklyngrrl1" <alltrouble@...>
> To: "Homebrew PCBs" <Homebrew_PCBs@yahoogroups.com>
> Sent: Tuesday, October 25, 2011 3:53:08 PM
> Subject: [Homebrew_PCBs] Re: Harbor Freight Laminator
> I use mostly non-ferrous metals - copper, brass, bronze, nickel
> silver, etc. Stainless and mild steel are next on my list of metals to
> try, but that means switching etchant. (I'm working with muriatic acid
> etchant, but would have to switch to ferric chloride I think.) I
> haven't worked with titanium yet. Not sure what the etchant is for
> that - any idea?
> 
> --- In Homebrew_PCBs@yahoogroups.com, Donald H Locker <dhlocker@...>
> wrote:
> >
> > Laminator should work with sheet metal if it's not too thick. I
> > don't have experience with this particular laminator, but many
> > printed circuit boards are 1/16 inch (1.6mm) thick. If your sheet
> > metal is thinner than that, you shouldn't have a problem. It may
> > take several passes to get it up to temperature, but you have to do
> > that with circuit boards, too.
> >
> > What sheet metals do you use? I'm thinking of trying to etch or
> > electro-etch some titanium sheets and would accept any guidance.
> >
> > HTH,
> > Donald.
> > --
> > *Plain Text* email -- it's an accessibility issue
> > () no proprietary attachments; no html mail
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> >
> > ----- Original Message -----
> > > From: "bklyngrrl1" <alltrouble@...>
> > > To: "Homebrew PCBs" <Homebrew_PCBs@yahoogroups.com>
> > > Sent: Sunday, October 23, 2011 1:28:43 PM
> > > Subject: [Homebrew_PCBs] Re: Harbor Freight Laminator
> > > Would greatly appreciate a copy of the coupon! Any idea if the
> > > laminator will work with sheet metal? It's heavier, so just
> > > wondering
> > > if the laminator's motor will be strong enough to pull the pieces
> > > through. (I don't make PCBs, I'm an artist, but the transfer and
> > > etching techniques I use are the same and this group is an amazing
> > > resource.)
> > >
> > > --- In Homebrew_PCBs@yahoogroups.com, "nps0" <w6nim@> wrote:
> > > >
> > > >
> > > >
> > > > --- In Homebrew_PCBs@yahoogroups.com, "leeleduc" <leeleduc@>
> > > > wrote:
> > > > >
> > > > > Just tried a Harbor Freight 9" laminator (#92499) costing $28.
> > > > > The
> > > > > box it came in says it reaches 300 degrees. After a 0.032"
> > > > > board
> > > > > was run through a few times,it was very hot to the touch.
> > > > > Shows
> > > > > promise. I've posted a photo of my first try in the Harbor
> > > > > Freight
> > > > > Laminator file. The board outline is 10 mil in width. Looks
> > > > > like
> > > > > it may be a viable, inexpensive laminator.
> > > > >
> > > > > Printer used: Samsung ML-2525W
> > > > >
> > > > > Paper used: Staples Color Laser Paper #633215.
> > > > >
> > > > > I'm going to try this again when my Pulsar TTP arrives. Pulsar
> > > > > is
> > > > > the paper I usually use.
> > > > >
> > > > For what it's worth, I just got an HF coupon for this laminator
> > > > for
> > > > $19.99. For that price, I had to try it. I'll light it off
> > > > tomorrow
> > > > for a try. It's also cheap enough to take it apart and see if it
> > > > can
> > > > be worked over to accept thicker boards - I prefer to work with
> > > > .062
> > > > stock. I can send copies of the coupon, if anyone else is
> > > > interested.
> > > >
> > > > Norm
> > > > W6NIM
> > > >
> > >
> > >
> > >
> > >
> > > ------------------------------------
> > >
> > > Be sure to visit the group home and check for new Links, Files,
> > > and
> > > Photos:
> > > http://groups.yahoo.com/group/Homebrew_PCBsYahoo! Groups Links
> > >
> > >
> > >
> >
> 
> 
> 
> 
> ------------------------------------
> 
> Be sure to visit the group home and check for new Links, Files, and
> Photos:
> http://groups.yahoo.com/group/Homebrew_PCBsYahoo! Groups Links
> 
> 
>