If it is of any interest mega UK have resist coated brass sheet, which was specifically requested by a few people on another conferencing system I use, specifically for making solder stencils. It proved popular enough to become a formal product.
See: http://www.megauk.com/brass_sheet.php Andy On Mon, 2 Nov 2009 13:05:54 -0800 Rob Frohne <[email protected]> wrote: > Hi Brian, et. al., > > Do you know if Kicad uses only apertures or does it also draw pads? > > The reason I ask, is that it would be easy to change the apertures, but > drawings may be much more difficult. > > Thanks, > > Rob > > Brian Sidebotham wrote: > > > > > > 2009/11/2 Rob Frohne <[email protected] > > <mailto:rob.frohne%40wallawalla.edu>>: > > > Hi Everyone, > > > > > > We use an LPKF engraving machine to make solder stencils out of thin > > > circuit board material and so we need a Gerber file with footprint pads > > > that are the correct dimensions (different from the mask dimensions) to > > > use to make the solder stencils. > > > > > > How can I best do this with Kicad? > > > > > > Thanks, > > > > > > Rob > > > > Hi Rob, > > > > I don't think you can at the moment. We send the paste layers to a > > laser cutting company who then do the pad reductions for us. Generally > > the reduction depends on how thick the stencil is due to the package > > technologies and the package that the pad is a part of. > > > > So different pads can get different reduction percentages. > > > > However, it would be a great bonus for KiCad to have an overall > > reduction percentage selectable when plotting paste layers. > > > > Best Regards, > > > > Brian. > > > > > > -- > Rob Frohne, Ph.D., P.E. > E.F. Cross School of Engineering > Walla Walla University > 100 SW 4th Street > College Place, WA 99324 > (509) 527-2075 > http://people.wallawalla.edu/~Rob.Frohne/ > > > > ------------------------------------ > > Please read the Kicad FAQ in the group files section before posting your > question. > Please post your bug reports here. They will be picked up by the creator of > Kicad. > Please visit http://www.kicadlib.org for details of how to contribute your > symbols/modules to the kicad library. > For building Kicad from source and other development questions visit the > kicad-devel group at http://groups.yahoo.com/group/kicad-develYahoo! Groups > Links > > >
