Electronics Forum | Fri Jan 26 12:57:34 EST 2018 | aqueous
Sorry to disappoint. No-Clean fluxes are resin-based. They are not soluble in water. Water soluble fluxes are by nature Organic Acid and are soluble in water AND must be cleaned within a short period after reflow as they remain conductive and corrosi
Electronics Forum | Tue Sep 22 14:33:41 EDT 2020 | majdi4
Thank you @Makersan CO for your input . Am still doing research for a best tool choice.. I want to avoid pneumatic supports because i had bad experiences with it..am looking for magnetic base supports involved in a dynamic movement block .. or someth
Electronics Forum | Tue Jul 26 19:03:40 EDT 2022 | aksaustin
It could be from your Deionized Mixed Beds. Resin on the mixed beds can have that smell if its bad or not flushed prior to use. Its a fishy/rotten eggs odor It would still happen if you dumped the water but didn't swap out the tanks and would smell
Electronics Forum | Wed Dec 30 10:27:04 EST 1998 | Scott McKee
| We use a inline water wash system to clean our PWA's. How | low should i be able to let my DI water resistivity get before replacing the DI tanks. Is there a standard i can get on this subject. | | Thanks | JL | You'll want to look at IPC-AC-62A
Electronics Forum | Mon Aug 27 11:20:58 EDT 2007 | davef
Q1: Is it sufficent to simply put meter probes in the water to get a resistance reading? A1: No. You need a meter for the purpose. Myron-L [myronl.com] is one such company Q2: I'm very skeptical of the Culligan man as they tried to pass distilled w
Electronics Forum | Wed Apr 08 14:46:34 EDT 2009 | boardhouse
The things to ask your board supplier would be: 1) Was the Pre-preg material that was used on this board within its Shelf life? and ask for the Incoming inspection CofC for the Pre-preg material. 2)Was this order shipped from Stock - this is why
Electronics Forum | Mon Feb 15 15:33:47 EST 1999 | Earl Moon
| Any info on the pros and cons of FR4 or Polyamide ref the use of soldering PGAs would be helpful. ie. temp co-efficient diffs, baking, wave soldering, Convection reflow etc | I'm sure you know all the basic differences as Tg, X, Y, and Z expansi
Electronics Forum | Fri Jun 26 11:27:12 EDT 1998 | Earl Moon
| | Alright gentlemen and ladies of the forum, I again seek knowlage on what is probably a well known fact. I have spent a good part of the morning with various IPC standards and weighty tomes such as the Electronic Packaging and Interconnection Han
Electronics Forum | Fri Jun 26 15:37:50 EDT 1998 | Justin Medernach
| | | Alright gentlemen and ladies of the forum, I again seek knowlage on what is probably a well known fact. I have spent a good part of the morning with various IPC standards and weighty tomes such as the Electronic Packaging and Interconnection H
Electronics Forum | Mon Jul 12 11:35:27 EDT 2004 | Pierre RICHARD
Here are some answers to my questions after a good research. I also added more definitions that could help understand this esoteric language used in assembly, specially surrounding fluxes and their use. In blue italics are comments and extracts from
