Electronics Forum: ionic cleaning (Page 1 of 24)

assembly cleanliness and ionic testing

Electronics Forum | Thu Feb 12 11:57:59 EST 2009 | jmiller

i have searched the forum for hours. read all the threads that deals with cleanliness and ionic testing. (http://www.smtnet.com/forums/Index.cfm?CFApp=1&Message_ID=40295) (http://www.smtnet.com/forums/Index.cfm?CFApp=1&Message_ID=22603) (http://www.

ionic residues on the surface of printed circuit assemblies

Electronics Forum | Wed Sep 02 02:45:01 EDT 2009 | rocko

Hi All, Let me summarize the key facts and findings: 1) This is not a permanent problem. Only one production batch was affected. The cleaning solution was exchanged and now the cleaning process runs normally. 2) Probably the residues are not ion

ionic residues on the surface of printed circuit assemblies

Electronics Forum | Wed Sep 02 16:41:44 EDT 2009 | pcbcleaning

Advanced Cleaning Solutions is a Johnstown, PA based electronic manufacturing service provider (EMS) with more than 3,500 square feet of ESD safe facilities. Our services include precision PCB cleaning and ionic cleanliness testing/verification usin

ionic residues on the surface of printed circuit assemblies

Electronics Forum | Mon Aug 31 12:37:39 EDT 2009 | rocko

Hi All, As a result of equipment damage I have a problem with a cleanliness of printed circuit assemblies. One whole production batch was polluted by ionic residues because a large amount of hard water had been penetrated in the water-supply system

ionic residues on the surface of printed circuit assemblies

Electronics Forum | Tue Sep 01 20:46:03 EDT 2009 | davef

No, put a thermocouple on the heater and monitor the temperature during cleaning.

ionic residues on the surface of printed circuit assemblies

Electronics Forum | Wed Sep 02 21:57:17 EDT 2009 | davef

contacts for cleaning contractors are: * Petroferm Contract Services [www.partscleaned.com] Franklin, Ky * Aqueous Technologies [www.aqueoustech.com] Rancho Cucamonga, CA * FinePoint Precision Cleaning [www.finepointinc.com] Kokomo, IN * Austin A

cleaning spec

Electronics Forum | Wed Mar 08 14:11:38 EST 2006 | mholz

I am looking for an industry standard �stock� note to place on our printed circuit board assembly drawings that will capture a level of cleanliness for an IPC-A-610 class 2 board assembly. I�m looking for some quantitative spec for cleanliness that w

PCB post reflow cleaning

Electronics Forum | Fri Mar 26 10:23:55 EST 2004 | Mike Konrad

Patrick, When you say "no-residue" what exactly do you mean? Is there truely "no-residue" or is it "no visible residue"? What type of ionic contamination results have you experienced? If you take a bare board that measures 0.0 NaCl and reflow it

Note for cleaning process

Electronics Forum | Thu Jun 26 20:54:08 EDT 2008 | davef

As pointed-out above, the downside of telling your supplier how to perform a process can create problems: * It sets the cost of the operation ... I did what you told me to do * Materials selected may be incompatible ... I did what you told me to do *

PCB post reflow cleaning

Electronics Forum | Fri Mar 26 12:26:31 EST 2004 | Mike Konrad

Hi Patrick, With all due respect, it is easy to quantify zero. You made a claim that your flux produces ZERO residue. There are several industry-standards (IPC and Military) of determining the cleanliness of post-reflowed circuit assemblies. Th

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