Electronics Forum | Wed Apr 22 11:58:16 EDT 2009 | markhoch
Quick Question! We have an assembly that we're building for a customer that will have to be soldered via a Lead-Free Wave Solder. We do not currently have a Lead-Free Wave Solder in house. Does anyone know of a company that may be able to provide thi
Electronics Forum | Thu Jun 25 22:25:24 EDT 2009 | boardhouse
In the life of this product that you have been doing this process, has the material alway's been IT180 material? One problem with Lead free material is that it is more fragile that standard FR4 Epoxy laminate. And is known to have chipping or fractu
Electronics Forum | Fri Aug 21 13:45:12 EDT 2009 | rossi
We are using a vapor phase oven which we have used successfully for a number of years with both leaded and unleaded solders. Recently we experienced problems with a no lead BGA that has low silver balls. The problem is that the soldered boards do no
Electronics Forum | Wed Aug 11 18:35:17 EDT 2010 | julie1
Anyone work with or have knowledge about metal core/clad boards? The board I'm working with is approximately 2" X 3/4" aluminum core pcb, in a 56 up array. There are 3 LED placements per board. I'm having trouble getting a consistent screen print.
Electronics Forum | Thu Aug 19 05:19:31 EDT 2010 | grahamcooper22
I have seen that moisture in pcbs will cause mid chip solder balls. To discount this, take one pcb from a batch that is giving you solder balls and pass it through you reflow oven with no paste or components on (bare pcb)using your normal reflow prof
Electronics Forum | Tue Dec 21 18:08:40 EST 2010 | cbroegger
Hi Gary. I have the same problem on my Siplace feeders, and have tried different products like you have. This is what I have experienced so far: The "bag sealer" method does not really work well. Problem is that the tape foil type (plastic type) var
Electronics Forum | Thu Feb 24 12:40:29 EST 2011 | thenrz
Hello all! Here's my issue: I've been assigned to make a programming fixture for a contract product we've been making. We're ramping up to 300+/month so it's becoming necessary to have more permanent fixtures. Usually, when programming, we have a
Electronics Forum | Mon Mar 07 16:36:37 EST 2011 | remullis
I have been working on collecting data all day today. We are a OEM so our RMA and QA system is tied together. I have taken this data and broken it down by part type and individual boards. We had 264 (defects/rma returns) of that, 88 were NO Faults. O
Electronics Forum | Wed Jun 29 14:40:12 EDT 2011 | wrongway
Hello All We are currently running 3 universal smt machines one is an advantis lighting head all 3 machines are 2007 we run 2 shifts 5 days a week I have had very little trouble with them or the feeders. we have 2 universal through hole machines one
Electronics Forum | Wed Aug 03 16:41:22 EDT 2011 | jlawson
SJ Innotech from (Korea), make excellent printers, have some excellent features, other do not have, great bang for buck, well built. Have machine with FULL 3D SPI built in, first machine maker to offer this on market. Also offer long PCB models for