Electronics Forum | Mon Apr 07 19:12:13 EDT 2008 | kircchoffs
can we use the expired solder paste and put in a solder pot of wave machine?
Electronics Forum | Thu Apr 03 17:25:49 EDT 2008 | alexs
Hi All, I have some question about expired solder paste. What would be some of the effects regarding assembly quality. Is there any changes in flux composition toward the end of shelf life? Thanks in advance for any replies.
Industry News | 2013-08-07 09:58:46.0
The SMTA launched an online re-certification program for engineers whose 10-year SMT Processes Certification is expiring.
Industry News | 2011-07-06 08:56:07.0
The revised European Union (EU) Restriction of Hazardous Substances (RoHS) Directive was published today in the EU Official Journal. The Directive is expected to go into effect on July 21, 2011, twenty days after publication. Member States will have 18 months to transpose the Directive into national law. Member States’ regulations are expected to take force no later than January 2, 2013.
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. The oxide layer on pads or the pin’s surface has not been removed effectively. The solder paste has expired, so its flux is inactive
Blackfox Training Institute, LLC | https://www.blackfox.com/4-common-errors-in-smt-assembly/
. An expired solder paste is also a common cause of this defect. To prevent Non-Wetting and De-Wetting, make sure to clean the boards first
