Electronics Forum: baking before coating (Page 10 of 62)

Baking prior to conformal coat

Electronics Forum | Thu Jul 21 08:24:28 EDT 2005 | dougs

are you going to clean the boards prior to coating?

Poor soldering on fine pitch?

Electronics Forum | Fri Jun 09 05:18:07 EDT 2006 | Rob

Hi Shawn, that you're baking the components makes me think that they are either old, or have been sitting around for a while (or none of the above & you are really dilligent!) Whilst baking will sort out the MSD issues (such as popcorning) it will

Baking prior to conformal coat

Electronics Forum | Wed Jul 20 10:07:05 EDT 2005 | cecil

Does anyone have any input on the need to bake out an assembly prior to the conformal coat process? I understand baking out components/pwb's prior to processing through the reflow or wave solder process if the material shows excess moisture absorbtio

Baking time for PCBA rework

Electronics Forum | Thu Jan 31 13:19:28 EST 2002 | dason_c

What is the baking time/temperature standard for the PCBA before BGA rework?

dry oven

Electronics Forum | Wed Aug 14 13:54:54 EDT 2002 | DenM

Larry, You can try one of two approaches, a bake above 100C will drive off moisture or use a vacuum bake. The vacuum bake process is slow since there is less/no air to conduct the heat. In the hybrid industry the standard vacuum bake was 16 hours at

conductive coatings

Electronics Forum | Wed Oct 28 13:21:40 EST 1998 | Jim Gleason

Does anyone know where to get conductive coatings you can spray/paint/bake on hard surfaces? I would like tha actual manufacturer not a coating service company.

Re: conformal coatings and flux compatability

Electronics Forum | Tue May 23 15:40:17 EDT 2000 | larry

We currently use both Humiseal and Conap with OA flux. The flux MUST me cleaned off the assembly before coating. I know that Humiseal has coatings that are compatiable with no cleans as long as your processes are defined properly before your coating

Pre-bake of Polyimide flex ? ?

Electronics Forum | Wed Dec 22 19:09:17 EST 2004 | rohman23

Very strange...I just logged into the internet to come post this very question for all the lurking experts. We have a 16 layer rigid-flex that we have never baked. Our board vendor is expressing concern that we do not perform a pre-bake before assy

Baking prior to conformal coat

Electronics Forum | Wed Jul 20 15:33:38 EDT 2005 | cecil

QC dept. refrain from giving direction!! Geez have I died and gone to heaven?

Baking Components - query

Electronics Forum | Mon Oct 11 12:02:32 EDT 2010 | smt_guy

Hi, we have been baking parts like QFP's and BGA once they past MSL requirements. But now I have some SOIC's with MSL 3 Rating that needs to be baked. I wonder if I can bake them together with the PVC Antistatic Tubes. Can these tubes withstand the


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