but how did you get the oil off after? i mean this sounds very messy... but a interesting idea to use another "heating medium" than air. may be much faster and shorter heating time in oil because it stores more heat / doesn't insulate so well... you put the circuit in when it was already hot? but how to get it out not causing the parts to slide around (ok not so much a problem with through hole....) st On Sat, 20 Sep 2003 10:07:33 -0400, Don Perry <mojo@...> wrote: > Reading your letter, I thought I might throw this out to you, years ago > I used to reflow poor solder cards by heating peanut oil, yes peanut > oil, in a flat pan. It can take the heat and melt solder. I have not > done it a long time. But it worked. I am sure you need to take > cautions for burns and fires. I use my grill outside for questionable > oven/wife work. Sounds a bit strange but it beat chasing intermittent > cold solder bugs. The cards had pins not flow through holes, TTL and > RTL ckts. Just a thought. - Perry > > Markus Zingg wrote: > >> >I hope this link takes -- it's a pic of the toaster oven PCB in >> >progress -- as you can see one of the 2k resistors slid a little bit >> >when I removed the board "hot" from the oven. >> >http://www.diyaudio.com/forums/showthread.php? >> >s=&threadid=13023&perpage=15&highlight=toaster&pagenumber=2 >> >> Thanks for the link - looks good :) Do you also have a picture of the >> oven itself? I'm asking cause the oven you use is likely not to be >> available where I live (europe) but a similar one might would do. >> >> Then, is there a time saving in doing it this way? I could imagine >> that placing the parts onto solder paste and especially moving the pcb >> >> into the oven might be terribly critical - no? So far I hand soldered >> all my boards but I agree that it takes quite a while so I'm of course >> >> interested in potential improvements. >> >> Markus >> >> Yahoo! Groups Sponsor > ADVERTISEMENT > [click here] > >> >> Be sure to visit the group home and check for new Bookmarks and files: >> >> http://groups.yahoo.com/group/Homebrew_PCBs >> >> To unsubscribe from this group, send an email to: >> Homebrew_PCBs-unsubscribe@yahoogroups.com >> >> >> >> Your use of Yahoo! Groups is subject to the Yahoo! Terms of Service. > > > [Non-text portions of this message have been removed] > > > > > Be sure to visit the group home and check for new Bookmarks and files: > http://groups.yahoo.com/group/Homebrew_PCBs > > To unsubscribe from this group, send an email to: > Homebrew_PCBs-unsubscribe@yahoogroups.com > > > > Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/ > > >
Message
Re: [Homebrew_PCBs] Re: Toaster oven reflow for SMT devices
2003-09-20 by Stefan Trethan
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