Now we'll export to PDF which will allow for easy importing into Corel Draw. The free version of Viewate doesnt seem to permit exporting, but you can print to PDF which is just as good. You may want to download PDFCreator or a similar print-to-PDF driver if you don't have one installed
Import into Corel Draw and use raster not vector, to burn away the kapton film. For a 35W or 45W epilog, 30% speed and 100% power at 600 dpi made for a nice clean edge. Be sure to gently rub the stencil with water and a paper towel to get rid of the burnt kapton.
I usually use the Dimension layer info to make a jig for silkscreening by cutting out the PCB outline in a 0.062'' (1/16th) clear acrylic sheet.
Here is a LFCSP 16 (4mm on each side) cut out of 2 mil kapton as above.
This guide was first published on Feb 25, 2013. It was last
updated on Feb 25, 2013.
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