Electronics Forum | Wed May 01 10:16:05 EDT 2002 | davef
Consider contacting Alpha Metals at http://www.alphametals.com/tech_services/index.html
Electronics Forum | Thu Jan 28 09:45:44 EST 1999 | parag
| | i am working with the noclean process and getting white residues on the bottomside of the board probably due to the | | wave soldering flux.i am using a no-clean solder paste and a noclean wave solder flux.The boards passed the accelerated tempe
Electronics Forum | Tue Apr 30 16:18:37 EDT 2002 | mantis
Can anyone tell me the difference between the these 2 fluxes as i cant find a data sheet(i searched the alpha metals website) for the E191.I know the the 2 fluxes are both no clean but other than that?? The reason i ask is i found some E191 in our st
Electronics Forum | Mon Feb 28 09:33:29 EST 2005 | lyrtech
Actually we're using ALPHA METAL Vaculoy 63SN/37Pb solder bars in our WAVE (ELECTROVERT ULTRAPACK 650C). With that solder, we use the ALPHA METAL LONCO SLS 65C flux. With this combination, we have many bridges and sometimes, the solder do not full co
Electronics Forum | Thu Oct 13 15:41:30 EDT 2005 | lyrtech
Hi, We have a customer who give us a 20K board contract each year. It's only thru-hole components.The baord is HASL plated. So we pass it into our wave. No problems. Recently, our customer decided to go into GOLD PLATED finish. We take the same re
Electronics Forum | Wed Jan 09 13:39:48 EST 2008 | ck_the_flip
Mask finish is the #1 variable for micro-balling with wave and selective processes. The #2 variable is the Flux. There are some flux formulations out there who're known to have additives that virtually eliminate micro-balling. However, keep in min
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