Electronics Forum | Mon Aug 14 11:48:40 EDT 2000 | Chris C
We are using the Summit Beverage Display Type Refrigerator for storing the solder paste/Epoxy. It is the lowest cost model which I can find in the Internet so far. You can try to visit www.amer-rest-qruip.com/sum_p3.html. If you have any problem t
Electronics Forum | Mon Jul 13 03:00:29 EDT 1998 | Bob Willis
Very good point. I will be linking back to the page shortly when the my 30 training videos, 15 CD ROMs are featured on the book store page. This will be happening shortly as its an administration thing. Thanks for the input there will be a wave solde
Electronics Forum | Mon Mar 24 00:54:49 EDT 2014 | isd_jwendell
Don't do that! When solder paste dries out, all parts of the flux do not leave. The volatiles leave. Adding new flux messes with the chemistry and %metals and will not perform like new paste. If you can, get your paste in cartridges. It will last lo
Electronics Forum | Fri Aug 24 12:17:01 EDT 2018 | spoiltforchoice
To my mind, the solder paste has clearly melted, but your HASL plating has not. This with your profile seems to suggest there's something a little weird about your PCB. However, there are probably still questions we could ask - have you successfully
Electronics Forum | Tue Feb 27 08:47:54 EST 2024 | klauss
We know that solder pastes can be stored for up to 2 weeks at room temperature. If we return them to the refrigerator after 1 week of storage at room temperature, does the time reset, or can we keep them for the remaining week at room temperature? A
Electronics Forum | Thu May 10 22:16:51 EDT 2012 | davef
It's bad practice to remix used solder paste with new solder paste in the jar. Further, some would argue that it's bad practice to reuse solder paste period. If economics force you to reuse solder paste, store it for reuse in an empty jar. When rea
Electronics Forum | Thu May 09 17:28:33 EDT 2002 | davef
There is no IPC specification, nor should there be. * There are just too many peculiarities in the design and fabrication of PWB. * The issue is not defining how to store boards. The issue setting expectation for reliable products and allowing you th
Electronics Forum | Thu Oct 30 11:34:51 EDT 2008 | davem
Guys, So I recently started working for a small CM in Southern N.H. We currently use 2 Magic Chef Mini wine friges to store the solder paste (63/37, RoHS). I've been monitoring the room temp (and humidity) and the frige temps all this week. The pro
Electronics Forum | Thu Oct 05 09:31:41 EDT 2000 | Daniel
Hi! Does anyone have experience from PCBs with mixed technology. Do you store the PCBs in nitrogen/dry air cabinetts if you�re not able to wavesolder the PCBs within the same day. What considerations need to be taken concerning popcorning/delaminati
Electronics Forum | Wed Oct 20 10:41:22 EDT 1999 | Eric Lerz
Our company (assembler and user) has experienced some board problems relating to warpage and solderability. The manner in which they are packaged by our fabricators and stored in our stock prior to assembly has been questioned (as one of many factor
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