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Subject: Re: Samsung 1665 laser

From: "H1000100" <h500ca@...>
Date: 2011-04-27

It's a generic laminator from Walmart.

The labels says Laminating Machine, Model WMC850HC. It's the 8.5" wide version. I think I paid about $30CAD for it.



--- In Homebrew_PCBs@yahoogroups.com, Raymundo Vega <vega_rm@...> wrote:
>
> Can you post laminator make and model?
>
> thanks
>
> raymundo
>
>
>
> >
> >From: H1000100 <h500ca@...>
> >To: Homebrew_PCBs@yahoogroups.com
> >Sent: Sat, April 23, 2011 8:54:29 PM
> >Subject: [Homebrew_PCBs] Re: Samsung 1665 laser
> >
> >
> >I finally etched my board. Result was excellent. Pics are posted in the photo
> >section under "Samsung 1665"
> >
> >This is a relatively complex 2 sided board. As I've mentioned previously, the I
> >used a Samsung 1665 printer on glossy magazine paper. It only took one try to
> >get etchable results. Transfer was done using the lowest cost laminator from
> >Walmart. I ran it through 4 times.
> >
> >Etching was done using 500ml of cupric chloride which I made by dissolving
> >copper wires in HCL and 33% H202. I have 1.5L but I was curious how much H2O2
> >is needed to keep the etchant fresh. This board required 25 drops. The solution
> >turns brownish when it is spent. Adding a few drops of h202 changes the color
> >back to emerald green.
> >
> >Many mentioned having trouble removing the toner after etching. In Canada,
> >there's a paint brush cleaner call "Polyclens". I just paint it on, wait 30
> >seconds and then wipe off the toner with paper towel.
> >
> >
> >
> >
>
> [Non-text portions of this message have been removed]
>