Electronics Forum | Fri May 27 15:05:21 EDT 2016 | davef
OSHA for your state will define workplace airquality requirements
Electronics Forum | Mon Nov 06 12:19:25 EST 2000 | Tom Gervascio
I ma trying to get some information on possible causes and screening tests for PCB delamination. Is the main cause moisture absorption of PCB material or entrapped chemicals and or air in innerlayers that expand when expsoed to subsequent reflow and
Electronics Forum | Mon Aug 22 15:57:28 EDT 2005 | pr
Is there a test to check for delamination on a pcb? We are looking at new board houses and along with our standard solderability tests my boss wants to test for delamination. thanks, pr
Electronics Forum | Fri May 27 04:31:56 EDT 2016 | leeg
We have recently had a jig get caught in the chain of the flowsolder machine, causing the board to delaminate, is there any hard and fast rules as to if the area needs evacuating due to fumes, and if the air quality has to be checked before allowing
Electronics Forum | Thu Sep 01 18:53:08 EDT 2005 | Board House
Pr. I agree with some of the above responses. if you are seeing Delam issues with incoming PCB's the following should be check. 1) Check the OEM Print to what Material they are calling out to be manufactured with. 2) If they are calling out for S
Electronics Forum | Mon Feb 05 14:45:54 EST 2001 | pteerink
Thanks Pete, Looks like I got the info I needed Phil
Electronics Forum | Mon Feb 05 09:21:22 EST 2001 | pteerink
Talking about delamination...... I have a customer requesting info about the max temperature ratings for FR4. Can anyone point me to a good source? ( and yes, I HAVE checked the archives, to no avail.....) Phil
Electronics Forum | Mon Feb 05 11:45:07 EST 2001 | peterbarton
Phil, One source for this information is form the manufacturer Park/Nelco. They have a large website and give specifications for all sorts of laminates, including FR4. Try http://www.nelcointernational.com/parknelco/fr4epoxy.htm. I'm sure that ot
Electronics Forum | Mon Nov 06 21:02:30 EST 2000 | Dave F
I love this!!! Two whizzettes with the same information and they spin-off in two different directions. Gad this is great!!! Delamination is a pretty broad topic, but that you have a problem with two suppliers makes me think the delamination is cau
Electronics Forum | Mon Nov 06 16:27:48 EST 2000 | Boca
Bingo! Sounds like you solved your mystery. You've checked your key process steps, the product has been running in your processes for some time with no process changes. This all points back to one of your process input, i.e. the fab. Experience s
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