Electronics Forum | Tue May 20 17:30:38 EDT 2008 | slthomas
They knew we had waste and accepted that as a part of doing business, and allowed the total usage to float while attributing all of the variance to waste. They HAD to have accurate per board values for the BOM, though. I'm just thankful they didn
Electronics Forum | Tue May 20 14:25:06 EDT 2008 | cyber_wolf
We use SMT Research nozzles. They are excellent.As good as if not better than OEM...in my opinion. We have been looking at some other possible suppliers such as Metro. We have CP4's and CP6's Any insight much appreciated.
Electronics Forum | Tue May 20 14:50:06 EDT 2008 | mmjm_1099
I have dealt with SMT Research myself as well for many years. I would rather pay for quality of a product than just something that seems cheaper. Be on the look out for steel nozzles as they will become magnetized and cuase you many problems. So if y
Electronics Forum | Mon Jun 09 17:39:06 EDT 2008 | jlawson
Shadow cure effects are dealt with by post cure mechanisims. New UV Coatings should have one, either heat or moisture cure. Basically UV primary cure starts off cure process, allows handling of the products. But UV is not suitable for all products
Electronics Forum | Tue Jun 10 12:21:52 EDT 2008 | leemeyer
I have been using Graphicode's GCpowerplace for years and have found it very easy to use. We are a contract manufacturer and I haven't yet run across gerber's that GCpowerplace couldn't read. The centroid extraction is very good and allows you to eas
Electronics Forum | Mon Jun 16 23:57:47 EDT 2008 | grantp
Hi, How has it worked for you with small parts such as 0402, and are you using these size parts, and getting any tomb-stoning problems? We used lead paster with our vapor phase, while lead free should have less surface tension, so I have always won
Electronics Forum | Mon Jun 16 14:40:21 EDT 2008 | fredc
Try Crest-ultasonics.com Their sales people can help you with the right model number for your application. We have a couple of smaller units with years of service. Ask and see if circuit boards are an appropriate application. Ultrasonic cleaning is
Electronics Forum | Mon Jun 23 21:15:11 EDT 2008 | proy
We have one which continuously wants to be reset. I have another one coming into my shop this week which likely works, which may help me/us resolve computer problems. Between us we should be able to fix them all. Peter in Toronto
Electronics Forum | Mon Jun 23 14:27:38 EDT 2008 | dphilbrick
Some of you smart people might have seen this already. Although, since I don't live in Siberia I don't think I have to worry about it much either. http://technology.newscientist.com/article/dn14175-jekyll-and-hyde-metals-crumbling-trick-caught-on-fil
Electronics Forum | Thu Jun 26 09:09:27 EDT 2008 | kmeline
The pad size is okay. I have also requested the manufacturer's recommend reflow profile. I have seen some issues with 0402 caps that we run also but for the most part solder paste does okay. I think the cap issues is stencil related. Still trying to
