Electronics Forum | Thu Aug 24 08:49:20 EDT 2006 | nodlac
Hi Jerry- The belt splice kit we used were made by Eagle Belting Company (Now Fenner). You are correct in the splice process...one other thing we did was trim the extra "roll Back" or flash of melted material. I prefer the Mini or regular but splic
Electronics Forum | Wed May 16 11:34:55 EDT 2001 | b123084
I am looking for a conformal coating to protect a PWB that will be completely submerged in water. Unfortunately polyurethane will not work because it will not fill all of the small spaces and leaves voids.
Electronics Forum | Fri Jun 19 15:17:58 EDT 1998 | MAURICE MCCLAIN
WHAT IS THE BEST ANGLE FOR THE SQUEEGEE BLADE TO BE ANGLED AT? WE ARE USING 45 DEGREE ON OUR POLYURETHANE BLADES, AND I BELIVE WE HAVE THE OPTION OF EITHER 45 OR 60 DEGREES ON OUR METAL BLADES. WHICH OF THE TWO IS BETTER, OR SHOULD WE BE USING ANOT
Electronics Forum | Mon Apr 04 08:45:42 EDT 2005 | jimih280
how does polyurethane used for wood floor coating differ from urethane conformal coatings sold for circuit boards? where can i get uv tracer to put in oil based urethane?
Electronics Forum | Mon Apr 23 14:36:41 EDT 2007 | ck_the_flip
Sorry to interfere with Dave F, but perhaps your IAg finishes have issues with process residues from the boardhouse. What is the base material of your ConAP conformal coating - acrylic, silicone, polyurethane? We do CC (acrylic) and IAg and never h
Electronics Forum | Tue Mar 13 09:17:08 EDT 2012 | davef
Hard plastic, such as polyurethane or Teflon, are fine for printing adhesives, since there isn't as much as a requirement for applying sheer as there is with paste. So, scooping is not as much of a issue.
Electronics Forum | Wed May 09 04:17:49 EDT 2012 | umar
HI SMT Forum, Right now I am looking for the equipment to measure of my coating thickness that apply to the PCBA process. my chemical type is use acrylic and polyurethane type. If any one of the forum knowing about that, I would like to have on you
Electronics Forum | Tue Jan 03 17:36:49 EST 2006 | MikeF
If you know you have cleaned any flux residues that were under there you could consider a bead of an electronic grade RTV, such as RTV3145. If you trap any uncleaned residues under there you could have long term reliability problems. But, like Dave
Electronics Forum | Tue Oct 24 09:35:56 EDT 2000 | Wister
Our important customer demanded us to use 12mil thick stencil,it is too difficult to release solder paste from stencil.it is not helpful even I ask stencil supplier polished the openings.The flux content is 10%. I want to ask if the polyurethane sque
Electronics Forum | Tue Jun 06 20:13:31 EDT 2000 | Dave F
Not as easy as that Bob. But this may help you get started ... IC packaging materials include: � Silicone - Room temperature vulcanized silicone - Heat curable hydrosilation silicone � Biphenol & multifunctional epoxy glob tops � Polyurethane � Pol
