Electronics Forum | Mon Mar 29 19:31:29 EST 1999 | Scott McKee
| | | Hi, | | | I have a customer who's electronic assemblies produce RF. He is insisting upon aqueuos cleaning. We switched to a no clean solder years ago and no longer have an aqueous system. | | | Is aqueous cleaning necessary to eliminate 'cr
Electronics Forum | Thu Mar 25 19:29:07 EST 1999 | Graham Naisbitt
| | Hi, | | I have a customer who's electronic assemblies produce RF. He is insisting upon aqueuos cleaning. We switched to a no clean solder years ago and no longer have an aqueous system. | | Is aqueous cleaning necessary to eliminate 'cross ta
Electronics Forum | Wed Mar 24 12:34:33 EST 1999 | Scott McKee
| Hi, | I have a customer who's electronic assemblies produce RF. He is insisting upon aqueuos cleaning. We switched to a no clean solder years ago and no longer have an aqueous system. | Is aqueous cleaning necessary to eliminate 'cross talk' of
Electronics Forum | Sat Mar 27 12:36:34 EST 1999 | Scott Cook
| Hi, | I have a customer who's electronic assemblies produce RF. He is insisting upon aqueuos cleaning. We switched to a no clean solder years ago and no longer have an aqueous system. | Is aqueous cleaning necessary to eliminate 'cross talk' of
Electronics Forum | Fri Nov 03 11:30:29 EDT 2017 | davef
regarding dwl comment, "For low volume hand assembly, deionized water or IPA should work fine." Deionized water: Deionized water is corrosive. It needs to be removed. Proof? Drop a copper coin into a covered jar of DI water and watch what happens ov
Electronics Forum | Tue May 20 12:20:58 EDT 2003 | billschreiber
Hello Mike, We have just sent out the press releases. 440-R SMT Detergent, the only chemistry to complete the EPA's Environmental Technology Verification (ETV) Program, as part of the Smart Sonic Stencil Cleaning Process, is now available for use i
Electronics Forum | Thu Jan 26 17:59:07 EST 2006 | GS
How is RH% inside your Dry Cabinet ? What is the most critical MDL of your MSDs soldered on your board ? Best instructions about Handling of MSD you can get from Standard J-STD-033B/C. The defects you encountered at test it could be moisture absor
Electronics Forum | Tue Apr 28 08:51:35 EDT 2009 | davef
This is a snip from an ealier post here on SMTnet. Generally, solder pastes are comprised of: 90% solder powder, 5% flux, 4% solvents, and 1% activators [by weight]. Where: * Solder powder, when reflowed, is a metal bonding agent that mechanically
Electronics Forum | Wed Apr 18 20:55:20 EDT 2001 | davef
Yins are bad, this guy's serious. Generally, solder pastes are comprised of: 90% solder powder, 5% flux, 4% solvents, and 1% activators [by weight]. Where: * Solder powder, when reflowed, is a metal bonding agent that mechanically and electrically
Electronics Forum | Tue Nov 07 11:51:06 EST 2000 | SPD
Hello John, Some determining criteria. 1. Examine what you are cleaning. Pastes, epoxies, inks, etc. Get the MSDS and samples ready and be prepared to forward them to the manufacturers for testing. They can respond with appropriate system and c
