Electronics Forum | Wed Feb 28 16:46:08 EST 2007 | jmelson
Philips is out of this business. They spun off the SMT business as Assembleon America. Their site is partially closed, and I don't know what hoops you have to jump through to become a member. The open part of their site gives no result when you se
Electronics Forum | Mon Oct 15 09:58:27 EDT 2007 | davef
Never heard of "special finger marker stickers" for checking wave parallelism. We assume that you're talking board-to-wave parallelism. We use a Durostone fixture with a thermalcouple [TC] in each far corner of the fixture (flush to the bottom of th
Electronics Forum | Tue Nov 13 14:11:26 EST 2007 | ratsalad
We use SAC305 for solder paste, and we have been pretty happy with it. When we jumped in to this Pb-free business I was a little nervous due to all the horror stories you hear about the process changes. It's not that big of a deal (at SMT). Over
Electronics Forum | Wed Sep 03 17:43:19 EDT 2008 | vladig
No, I don't work for Suntech (me company name is different but close, it much have been misspelled:-)) and the company isn't exactly a trace lab, However, that wasn't the point why I �jumped in�. Defining a problem as �solderability� is too generic.
Electronics Forum | Mon Jul 13 06:30:59 EDT 2009 | hcarrasco
1.- Check your vacuum a.- Check filters b.- Check air flow (the vacuum is generated by a Ventury using air flow, not air pressure) c.- Vaccum vias (Possible linth inside the vacuum lines) 2.- Check the nozzle condition (Probably broken o
Electronics Forum | Wed Feb 17 12:16:17 EST 2010 | dcell_1t
Hi there: During the past weeks (let's say since beginning of the year) we've been experiencing some issues with shifted components. We verify for position before Reflow oven and the components are Ok, but they observe shifted after reflow. it occurs
Electronics Forum | Fri Apr 16 12:47:48 EDT 2010 | boardhouse
White solder mask does have a tendency to yellow within the lead free environment. so double coating will not help any. I due believe the flux is a factor in the yellowing but due to the color is the main reason. Find out what brand of S/M mask they
Electronics Forum | Wed Jul 07 11:02:07 EDT 2010 | davef
Rob gave you very good analysis and suggestions for troubleshooting your non-wetting issue. We agree with his sequence of troubleshooting. The following comments are meant to be a line to supplement Rob's plan of attack. This adds to Rob's comment
Electronics Forum | Thu Sep 02 20:41:03 EDT 2010 | mmccance
SME, Thanks for your response, but I have already checked out 1 & 2 on the downstream conveyor, and they are sending the machine ready signal. I know that the loader is recieving it because when the downstream conveyor is not busy the loader attemp
Electronics Forum | Fri Feb 01 18:07:10 EST 2013 | hegemon
Phase 1 Seems expensive, but I assure you, the $ outlay will be well worth it in the long run. If you are new to AOI, or new to Mirtec AOI, my suggestion would be to register your machine with Mirtec, and then take advantage of the support they offer
