Re: [Homebrew_PCBs] Re: removing toner?
2010-08-14 by Stefan Trethan
Well it s only Xi rating (irritant), doesn t look all that dangerous compared to petrol, paint thinner, etc... ST
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Re: [Homebrew_PCBs] Re: removing toner?
2010-08-14 by Leon Heller
... Big bang in a can might be appropriate, these days, given it s possible use by terrorists. 8-) Leon -- Leon Heller G1HSM
Re: [Homebrew_PCBs] Re: removing toner?
2010-08-14 by Donald H Locker
We used to call MEK cancer in a can. Only somewhat humourously. I suggest reading and understanding the MSDS. Donald. -- Plain Text email -- it s an
Re: [Homebrew_PCBs] Re: removing toner?
2010-08-14 by Stefan Trethan
Probably you first install the ballast so you have better light to search for the MEK. ;-) Does anyone know what plastic it attacks? Is it more agressive
Re: [Homebrew_PCBs] Re: removing toner?
2010-08-13 by Dave Garfield
Hi, Group! Wait-Wait-WAAAAIT! Hold on a moment! Just get it on your skin or breath [sic] the vapors! WWHAT!? I believe that you might have wanted to
Re: [Homebrew_PCBs] Re: removing toner?
2010-08-13 by Alessio Sangalli
... Good ballast, do you need to sqeeze it to take the MEK out of it :) ??? Anyway I ve seen it s cheaper than acetone for a 1qt can. bye as
Re: removing toner?
2010-08-13 by fredbutz
We need an entire forum dedicated to removing toner. :)
Re: removing toner?
2010-08-13 by Mike
MEK stands for Meth-Ethyl-Ketone, and yes, I have seen something like an order of magnitude difference in how much of the green foil leaves the traces, and
Re: All files -must- have a description
2010-08-13 by jp.gleyzes
Ok comments added thanks for the advice ! JP
All files -must- have a description
2010-08-12 by Steve Greenfield
All files -must- have a description or they may be deleted at any time. If it is not a common file type such as jpg, gif, dxf, png, or pdf, please include what
Re: removing toner?
2010-08-12 by Frank P
John, You said you were using fingernail polish remover (acetone). If you go to your local hardware store and get acetone (higher concentration) or any kind of
Re: [Homebrew_PCBs] removing toner?
2010-08-12 by Eddie Stassen
... I suppose it does depend on the toner/printer. My experience is limited to HP and Canon. I have always found that thinners removes the toner without any
Re: [Homebrew_PCBs] Re: removing toner?
2010-08-11 by Leon Heller
... Methyl ethyl ketone. It s related to acetone (hence the ketone), but is a lot more reactive because of the other radicals:
Re: [Homebrew_PCBs] Re: removing toner?
2010-08-11 by Alessio Sangalli
... Oh yes the brake cleaner is good stuff I must try it for PCB cleaning. Thanks also for the tip on not using a towel bye as
Re: [Homebrew_PCBs] Re: removing toner?
2010-08-11 by Eldon Brown
For removing Toner Resist from PCB s, I like Brake Cleaner from the auto parts store (easy to find and cheep), it has several solvents (the good stuff) in it
Re: [Homebrew_PCBs] Re: removing toner?
2010-08-11 by Alessio Sangalli
... Normally I ve seen a trend like the more toxic, the more effective , so I am very interested in this. Can you tell me more about MEK ? bye as
Re: removing toner?
2010-08-11 by roycepipkins
I also find xylene to be excellent at toner removal. I get in the form of a product called Goof Off. Regards, Royce
Re: [Homebrew_PCBs] removing toner?
2010-08-11 by Stefan Trethan
Well hard doesn t exclude brittle, I d rather say brittleness requires hardness. If it doesn t scrape clean off with a steel edge, obviously this method is not
Re: [Homebrew_PCBs] removing toner?
2010-08-11 by Paul Mateer
my toner is VERY HARD, not brittle! I ll try acetone ... -- Paul Mateer, AA9GG Elan Engineering Corp. www.elanengr.com NAQCC 3123, SKCC 4628, FPQRP 2003
Re: [Homebrew_PCBs] removing toner?
2010-08-11 by Slavko Kocjancic
... Maybe this is the problem why someone had problem with that. So scrub buds and watter for HP LJ1020 :D
Re: [Homebrew_PCBs] removing toner?
2010-08-11 by Slavko Kocjancic
... Something is wrong here. I remove it mechanicaly and board 10cm X 8cm take 20-30 second to remove all toner! And till now I didn t destroy any board and
Re: removing toner?
2010-08-11 by Mike Bushroe
... I was not always able to get the green foil off well, even in a acetone bath, so I stepped up the M.E.K. Toxic stuff, but effective. Mike [Non-text
Re: [Homebrew_PCBs] removing toner?
2010-08-11 by anachrocomputer
... Ah, I think I can see the reason for the different methods! When I do toner transfer with an HP LaserJet 4+, the toner is not brittle at all, and does not
Re: [Homebrew_PCBs] removing toner?
2010-08-11 by Bob Macklin
Acetone and Lacquer Thinner work equally well. I use a paper towel wetted with either one. Bob Macklin K5MYJ Seattle, Wa. Real Radios Glow In The Dark ...
Re: [Homebrew_PCBs] removing toner?
2010-08-11 by Stefan Trethan
Because it takes less seconds to scrape it off mechanically. It is very brittle and comes off easily. Believe me someone is always more lazy than you and their
Re: [Homebrew_PCBs] removing toner?
2010-08-11 by Alessio Sangalli
... I had to look for your answer in the mail you sent, but when I found it, I must ask, how can it be better than acetone? Acetone works so well, you make a
{Disarmed} Re: [Homebrew_PCBs] removing toner?
2010-08-11 by Craig VK2ZCM
Auto paint thinners works best on a rag or a dab of 4 stroke mower fuel on a rag if your stuck (a bit smelly) ... From: AA9GG To:
Re: [Homebrew_PCBs] removing toner?
2010-08-11 by Stefan Trethan
Just scraping it off with an edge, such as the back of a knife, a steel spatula, or another piece of PCB works for me. ST
Re: [Homebrew_PCBs] removing toner?
2010-08-11 by Dylan Smith
... The way I do it is a bit more work, but it works fine, I just use the piece of wet-n-dry paper that I cleaned the board off at the start of the process to
Re: [Homebrew_PCBs] removing toner?
2010-08-11 by Leon Heller
... Rub it with a piece of kitchen towel moistened with cellulose thinners (xylene). Leon -- Leon Heller G1HSM
RE: [Homebrew_PCBs] removing toner?
2010-08-11 by Krzysztof Juszczak
For me the best is Cleaner for PVC-U, PVC-C and ABS (used before solvent welding) Chris From: Homebrew_PCBs@yahoogroups.com
Re: [Homebrew_PCBs] removing toner?
2010-08-11 by Slavko Kocjancic
... Hmm hard to say. I use watter.! Pure tap watter! Of course I steal scrub buds from wife kitchen and scrub board under runing watter. (the piece of metal
Re: [Homebrew_PCBs] removing toner?
2010-08-11 by Eddie Stassen
Lacquer thinners works way better than acetone
Re: [Homebrew_PCBs] removing toner?
2010-08-11 by David Griffith
... Acetone. -- David Griffith dgriffi@cs.csubak.edu A: Because it fouls the order in which people normally read text. Q: Why is top-posting such a bad thing?
removing toner?
2010-08-11 by AA9GG
Just tried my hand at toner transfer. What is the trick to remove the toner from the board once etched? I m having a heck of a time trying to get it off.
Re: URL Links for PCB Learning..
2010-08-10 by fredbutz
Cleaning the board with Barkeepers Friend. http://voodooengineering.com/index.php/pcbprocess/plating/70-plating-step-1-cleaning-the-pc-board I was happy to
Re: Kinsten TAIWAN thru hole .. Any One USED/Experienced this
2010-08-10 by fredbutz
Looks like some sort of electroless flash copper plating with a tin plating afterwards. I ve been using the Think and Tinker method with huge success.
Re: PCB Processing Manual
2010-08-10 by Howard Chester
Thanks James, still...I copied ALL the notes in notepad and saved them to my new folder on PCB fabrication. I use DIPTrace schematic capture & PCB, but have to
Re: PCB Processing Manual
2010-08-10 by fredbutz
Thats what I was going to say, but you beat me to it. I ve been working on http://www.voodooengineering.com but I m not wholesale copying other peoples work.
Re: PCB Processing Manual
2010-08-10 by jamesmichaelnewton
Appears to have been ripped off from: http://www.thinktink.com/stack/volumes/volvi/pcbproto.htm Which is protected by copyright. Content pirates suck. If they
Re: PCB Processing Manual
2010-08-10 by Howard Chester
While doing a search on Dry laminate photo-resist, I came across this little gem! Lots of tech info on all aspects of PCB making, both for the amateur and
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2010-08-10 by Hot Model
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Re: [Homebrew_PCBs] Re: URL Links for PCB Learning..
2010-08-04 by Matthew Andrews
For board cleaning, I have had very good results using barkeepers friend , a white powdered cleaning agent with oxalic acid as it s prime active ingredient.
Re: [Homebrew_PCBs] Re: URL Links for PCB Learning..
2010-08-03 by Dave Garfield
Hi, Alessio and the group! Just wanted to add to Alessio s last paragraph... Citric Acid, which I believe would be wonderful for cleaning copper, is also
Re: [Homebrew_PCBs] Roland DXY 800/880
2010-08-03 by Trevor Matthews
I have used direct plotting to PCB in the past, and gave it up a few years ago. I had ink flow problems which would result in the traces not being draw
Re: URL Links for PCB Learning..
2010-08-03 by coronasensei
... Annoyingly this is often a case with toner transfer, the differences in otherwise compatible equipment does make a difference. I noticed a massive
Re: [Homebrew_PCBs] Re: URL Links for PCB Learning..
2010-08-03 by Alessio Sangalli
... I disagree with this. I was doing like you said, but I think it was at least just unnecessary, and in some cases I suspect it made solderability somewhat
Re: URL Links for PCB Learning..
2010-08-03 by twb8899
... I use a DuPont hot roll laminator to apply dry film photo resist and can supply FR-4 copper clad material with the dry laminated. All you would have to do
Re: URL Links for PCB Learning..
2010-08-03 by coronasensei
Hi Howard, just though i d chip in here also. Basically any technique has it s quirks and issues to get used to. There will be lots of testing and practice
Re: URL Links for PCB Learning..
2010-08-03 by Howard Chester
Hello Fred, As a newbie to the group the laminated dry film photo resist has piqued my interest. Listening to various posts on laser vs inkjet, paper transfer