Electronics Forum | Thu Dec 03 07:37:44 EST 2009 | duso02
The quality of the brush is most important. We use artist brushes from Torrington Brush Works. Sable works best but are the most expensive. We use more camel hair. They work best for us as we "hand coat" hundreds of boards a week and go through many
Electronics Forum | Thu Dec 03 09:27:15 EST 2009 | duso02
Once you dip it in liquid, the make-up of the brush does not really matter as it is now coated. A dry brush is a different story.
Electronics Forum | Wed Dec 02 14:54:52 EST 2009 | jdumont
Hi all, just wondering what type of brushes you all are using to manually touch up/apply your conformal coatings? We use an solvent based acrylic and do minor touch ups as they are processed. Occasionally we will have a bristle or two come off the
Electronics Forum | Wed Dec 02 18:50:05 EST 2009 | smt_guy
why brush? why not spray?
Electronics Forum | Thu Dec 03 08:22:18 EST 2009 | jdumont
Thanks, no ESD concerns using a non conductive brush though?
Electronics Forum | Thu Dec 03 07:09:59 EST 2009 | jdumont
We spray with an Asymtek C-740 system. However, some very small PCBs we do by hand and we also touch up after a PCB has to be repaired.
Electronics Forum | Tue Oct 01 08:35:03 EDT 2019 | robl
For brush and dip coating we are using professional fume cabinets - https://monmouthscientific.co.uk/products/fume-cupboards/ 1.8m sized.
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