Laminators or fusers will provide more consistent results.
You are limited in how accurately you can repeat tings with an iron or the
oven.
Some apparently can do it with good results, some can't.
For me the fuser made it easy.
ST
On Sun, 23 Apr 2006 22:12:19 +0200, wimmie262000 <wvh@...> wrote:
>
>
> thank you for those experiments.
>
>
> I started yesterday with toner transfer using a hand iron. Pressing
>
> normal or hard, temperature on linnen or even a bit higher, it all had
>
> inconsistent results.
>
>
> It seemed to me that applying pressure with the tip of the iron made
>
> the toner stick better, but also smeared it out. And since my first
>
> attempt was making a pcb with SMD components the result was not great.
>
> Especially making track go between the pins of a 1206 resistor was a
> mess.
>
>
> So I was wondering what the best treatment would be. More heat, lower
>
> pressure? Tried it but the result was uneven.
>
> Then I started looking around and luckily found this forum with your
> post.
>
>
> What I did was apply low pressure with the hand-iron a bit below the
>
> linnen temperature for about a minute, just to make the
>
> paper stick. I did not move the iron. Then placed the PBC in the oven
>
> at 200C for a few minutes. Not having a proper laminator I simply
>
> stroke my thumb in the oven glove over the PCB a few times when I took
>
> it out.
>
>
> The result is the best I have had sofar. And definately a usable PCB.
>
> Now I only need to scout for better paper. I used Lexmark everyday
>
> glossy inkjet, which seems to work, but sticks too much after bathing.
>
> For this tiny PCB not a real problem, but too much work for a bigger
>
> version.
>
>
> Anyway thanks for your insight in the "citical temperature oven thing".
>
>
> Joop