| previous by date | index | next by date |
| previous in topic | topic list | next in topic |
--- In Homebrew_PCBs@yahoogroups.com, Robin Whittle <rw@...> wrote:
>
> I just ordered a second batch of DuPont Riston MM540 (38 micron):
>
> http://www.ebay.com/itm/170869878820
>
> from eBay seller gaminn:
>
> http://myworld.ebay.com/gaminn/
>
> I got a roll 318mm wide and 2 metres long for $17 including shipping
> from the Czech Republic. The price may have gone up and it seems he has
> no more available. Hopefully he will have more in the future.
>
> This eBay seller in Sweden:
>
> http://myworld.ebay.com/karass/
>
> has 15 micron Riston FX515, again for an inexpensive price including
> shipping.
>
> The MM540 worked well for me. An advantage of buying this, compared to
> some unidentified photoresist, is that there is full documentation. The
> main page is:
>
> http://www2.dupont.com/Imaging_Materials/en_US/products/dryfilmPhotoresist/index.html
>
> This page:
>
> http://www2.dupont.com/Imaging_Materials/en_US/tech_info/datasheets/index.html
>
> has the Riston_GeneralProcessingGuide.pdf and datasheets for specific
> types of Riston.
>
> I may try the 15 micron material in the future.
>
> - Robin http://www.firstpr.com.au/pcb-diy/
>