Electronics Forum | Thu Oct 05 12:52:34 EDT 2006 | Mario Scalzo, SMT CPE
Good afternoon! Typically, we normally recommend testing the pot, and adding either Sn/Ag or just Sn to keep it at bay. One nice thing about the solubility of Cu in Sn based alloys is that it should reach a theoretical upper limit of about 0.1%. I
Electronics Forum | Thu Oct 05 12:14:15 EDT 2006 | Mario Scalzo, SMT CPE
Good afternoon! We have had great luck with semi-aqueous cleaners from Kyzen and Zestron, and normally recommend both of them. They both have great labs and would gladly offer their input on he cleaning of the flux residue. We make sure that these
Electronics Forum | Thu Oct 05 11:48:00 EDT 2006 | Mario Scalzo, SMT CPE
Good morning all. We are able to offer some insight into the problem and offer a recommended reflow profile to solve this issue, but it really depends on the solder paste that you use, as different manufacturers use different boiling point solvents.
Electronics Forum | Thu Oct 05 11:40:49 EDT 2006 | Mario Scalzo, SMT CPE
David, We have seeing this more and more in the recent weeks. In a nut shell, yes; we believe that the voids that you are seeing are from the trapped air in the via from printing over it. If you could remove the Kapton tape, this might help. Also
Electronics Forum | Thu Oct 05 15:41:36 EDT 2006 | Mario Scalzo, SMT CPE
Good afternoon. From what it sounds like is that the solder joins are not getting hot enough or if it Au, then the increase in the Au content of the joint is increasing the melting point of the final solder joint. To some extent, this will also hap
Electronics Forum | Tue May 07 14:57:40 EDT 2013 | davef
Tape & Reel, Reel suppliers: * Advantek advantek.com/products/packaging-reels.php * Peak International peakinternational.com/tape.html * Acrotech Southwest, Inc. - Kerville, TX; (830)896-6464, Fax: (830)896-8245, SBorroum@ktc.com acrotechplastics.com
Electronics Forum | Tue Jun 25 10:16:41 EDT 2013 | davef
Hi Ryan: I assume you mean reel ... the plastic thing that contains taped components. Tape & Reel, Reel suppliers: * Advantek advantek.com/products/packaging-reels.php * Peak International peakinternational.com/tape.html * Acrotech Southwest, Inc.
Electronics Forum | Sat Sep 11 03:44:40 EDT 1999 | Brian
1 MOHM, 18 MOHM)? | | | | What state are you located? | | | | What type of volume will you use (1 drum per week, month, year)? | | | | Mike | | (800) 218-8128 | | | | We are located in Illinois (Southwest Suburb of Chicago). Our usage will prob
Electronics Forum | Tue Mar 23 14:45:59 EST 1999 | Russell Bartley
| I WORK FOR A SMALL TO MID-SIZE CONTRACT ASSEMBLY HOUSE. WE ARE TRYING TO FIND ANY SURVEYS OR STUDIES DONE ON THE USE OF BGA'S BY COMPANIES ON NEW DESIGNS. THE WAY EVERYBODY'S ALWAYS TALKING ABOUT BGA'S YOU WOULD THINK THAT THERE WILL BE NOTHING E
Electronics Forum | Wed Jan 13 20:49:49 EST 1999 | Wayne Bracy
| What's going on with Nepcon next year??? | I have heard rumors allot of the big guys are moving to IPC/SMEMA show on a long beach somewhere in Calif.. | | Any info on who is planning to attend Nepcon 2k would be nice | Fuji?? | Universal??? |
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