Electronics Forum: humuseal 1

Bubbles on solder joint(after conformal coating curing)

Electronics Forum | Mon Dec 28 09:12:56 EST 2009 | kpm135

@tommyg_fla According to the TDS the recommended coating thickness for Humiseal 1B31 is only 1-3 mils so if I had to guess I would say your issue might be that you're re-coating over the first pass too soon. All the solvent hasn't evaporated and the

Coatings to prevent water ingress

Electronics Forum | Tue Jun 03 13:01:16 EDT 2003 | Ramanandkini

We have some experience in manual application of conformal coating using a brush that too for small circuits espceially on the soldered pads. We use Chase corporation's Humuseal 2A64. This passes high humidity tests. I am also in touch with Lackwere

Recommended Paint Spray Gun for Conformal Coating?

Electronics Forum | Wed Mar 25 20:00:32 EDT 2009 | davef

We are not sure what you mean by "any type like plastic, aluminum, stainless steel etc?" Binks [(US Corporate Offices), ITW Industrial Finishing, 195 Internationale Blvd., Glendale Heights, IL 60139; 630-237-5000 888-992-4657 http://www.binks.com] m

Re: Solder mask materials and equitements wanted

Electronics Forum | Sat Aug 29 08:43:35 EDT 1998 | Dave F

Hi, Friends, Could you please recommend me some solder mask materials and equitements for high quality solder mask? Details such as company name, phone numer et al are welcomed. Thanks! Have a good day Xingsheng Xingsheng: Consider the follo

Re: PCB fab supplier supplier/evaluation

Electronics Forum | Sun Aug 08 11:15:32 EDT 1999 | Earl Moon

Mike, Got your message and those of others concerning PCB fab supplier evaluation and qualification check lists, etc. I have a severe problem here in WI as I can hardly access the internet, and when I do it is cut off abruptly for no goo

OSP vs HASL

Electronics Forum | Mon May 14 17:12:20 EDT 2001 | davef

Continuing along the path that Brian took ... IPC-7525 gives design guideline for stepped stencils. It goes something like: * Stepped area SB GT 25 thou from pads located on the greatest thickness of the stencil * Pads in stepped area SB GT 35 tho

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