Electronics Forum: 3541 (Page 1 of 1)

Ersa Versaflow flux

Electronics Forum | Tue Feb 24 18:04:22 EST 2004 | adlsmt

Im using Hi-Grade 1075 now. Is the 3541 a no-clean?

reel counter rental

Electronics Forum | Wed Jul 12 15:29:24 EDT 2000 | Ryan

Does anybody rent reel counters? We just need a couple to finish up inventory count. I can't think of any personally. -Ryan Jennens

Ersa Versaflow flux

Electronics Forum | Mon Feb 23 20:34:14 EST 2004 | greg york

Try Hi-grade Alloy Corp in Chicago we sell the flux over in the Uk and have several companies using 3541 flux on the Versaflow, works really well no bridging or icicling

Why Cleaning is required for No-Clean Paste

Electronics Forum | Sat Sep 26 10:40:50 EDT 1998 | Ajit Jain

Can sombody tell, why the boards soldered with no-clean paste be cleaned at all ! I wants to sop cleaning at our plant but technicaljustification is required to convince my customers in Australia & England. Pl. let me know, from where I can find th

Micro Solder Balls in No Clean Selective Solder Process

Electronics Forum | Mon Jan 14 06:28:18 EST 2008 | gregoryyork

Hi its normally down to the state of cure of the resist type not the actual type be it matt or gloss. If its not cured correctly it will produce solder balls. Pending where you are you could try our 35-41 or new 35-41-30 flux this will reduce the pro

Re: Why Cleaning is required for No-Clean Paste

Electronics Forum | Mon Sep 28 12:30:55 EDT 1998 | Bill Schreiber

Remember, even if you are successful in your justification of not cleaning your final product, there will always be a need for cleaning. Screens, stencils, misprinted PCBs, wave solder pallets, squeegees, tooling, etc. New cleaning applications can

Re: Why Cleaning is required for No-Clean Paste

Electronics Forum | Sat Sep 26 19:16:54 EDT 1998 | Graham Naisbitt

Ajit, How clean is clean? Are you running fine-line, fine-pitch; COB, BGA, Flip-Chip; making high rel circuits and putting them into a hostile environment? Well, as I have just posted to an earlier similar question on the SMTNet, there is no such thi

bulbous joint

Electronics Forum | Mon Feb 23 20:19:15 EST 2004 | greg york

Has anyone ever seen a bulbous joint (on 1 side > of 1 designator) on every board? I checked the > preheat profile at the wave and have played with > dwell times but can't get rid of it. I checked > the archives and didn't find much. Any help wou


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