Electronics Forum | Mon Aug 04 23:25:28 EDT 2014 | madhuranatha
Let me thank you for the reply. We are manufacturing products which are fitted on the aircraft. We are using SN63Pb37 solder paste for PCB assembly. Of late one of the solder paste supplier recommended SnPbAg for better solder-ability & reliabi
Electronics Forum | Mon Aug 04 23:27:05 EDT 2014 | madhuranatha
Let me thank you for the reply. We are manufacturing products which are fitted on the aircraft. We are using SN63Pb37 solder paste for PCB assembly. Of late one of the solder paste supplier recommended SnPbAg for better solder-ability & reliabi
Electronics Forum | Mon Jul 01 20:42:54 EDT 2002 | davef
Comments [questions] are: * It�s strange that an uggie ol� SOIC, 50 pitch, BIG honkin� solder pad, kinda thang is failing. Sumpin aint kosher, yano? * Where is the failure occurring [ie, lead to pad, pad to board, etc]? Talk about the breadth and di
Electronics Forum | Tue May 09 09:07:46 EDT 2006 | eyryren
C/O general manager Dear Sir This is Shenzhen comofaje Tech.co.,Ltd from China mainland We are the Associator of Hi-tech industry Association, so I think we can become your supplier in China. Now we have Four series products:1 SMT stencil wiping ro
Electronics Forum | Mon Jan 09 23:24:47 EST 2017 | saju86ece
Hi, We are doing pin in paste reflow process in one our product ( but paste printed on bottom side of the board and top side will be assembled through hole component)in which faced cold solder issue in THT capacitor location after reflow. The solder
Electronics Forum | Thu Jul 12 10:32:59 EDT 2001 | Hussman
Wow, what a string of answers and nobody brought up the easiest way to eliminate solder balls. Yes, the paste being squished under the part does reflow and work it's way out to the side during reflow. I did a 5 week study on this (when I was a bori
Electronics Forum | Wed Jul 27 09:58:05 EDT 2011 | davef
Pressure printing systems Conventional stencil printing techniques have fundamental limitations as regards paste handling: The volume of paste available for printing is limited, so frequent replenishment is necessary Paste is difficult to c
Electronics Forum | Thu Jul 28 09:47:06 EDT 2005 | fctassembly
Hello Carl, The main reason there is little information on lead free soldering to ENIG is because most of the lead free soldering to date has been Japanese consumer products. To keep costs down, the major surface coating used has been OSP copper. It
Electronics Forum | Wed Jan 02 15:48:56 EST 2008 | pjc
Try these guys: http://www.avipre.com/products/wave/wave.php http://www.wave-solder-fingers.com/products.html Faiton is selling them at 1/2 price here: http://www.equipmatching.com/used_equipment/2/265/75079.php
Electronics Forum | Fri Apr 05 18:22:18 EDT 2013 | Adam
We have two ZipaTec 460s Selective Solder Machines, one for Lead and one for Lead-Free. This morning we noticed the solder pot was covered in solder balls, and after asking the operator what they had run, the answer was "Nothing." The operator had al
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