Electronics Forum | Fri Jul 10 14:23:23 EDT 1998 | Bob Willis
You can get a report and CD ROM on pin in hole reflow assembly from the SMTA main office in the USA. They also have a new report on Double Sided Reflow Design and Assembly. | Hi all . | Thanks to Ryan, Brian , Justin and Dave for the timely help ear
Electronics Forum | Fri May 29 14:35:05 EDT 1998 | Steve Gregory
| We are getting solder balls after reflow of surface mount components. We are using a no-clean paste and a new jar seemed to help for a little bit. Any ideas? Thanks in advance Hello Ryan, There's a quite a few things that can cause solder bal
Electronics Forum | Tue Jun 23 11:03:15 EDT 1998 | Russ Miculich
Greg, In looking at your budget. The best place may be to contact Mancorp and see if they can outfit your needs. I believe their starter kit is about $12 to $15K for printer, p&p, and oven. This would probably be a good place to start. Just so yo
Electronics Forum | Tue Jun 23 11:23:25 EDT 1998 | Russ Miculich
You have addressed two separate issues. We are stencil printer manufacturers and equipment choices can be a real tricky and frustrating proposition if not prepared with training and understanding of the process first. I would heartily encourage you
Electronics Forum | Mon Apr 13 17:03:40 EDT 1998 | EFData
We are having some difficulty soldering a 240 pin Altera device. We use Alpha WS-609, a very generic profile for that solder paste, and a 6 mil stencil with laser cut apertures (1:1 ratio). This is a 20 mil pitch device (aperture size is 10 mils X 75
Electronics Forum | Tue Apr 14 16:35:10 EDT 1998 | Bob Barr
Ron: I have a story similar to Justin's. A major name in pick and place machines took a CAMALOT positive displacement pump and put it on their machine. The CAMALOT dispenser by itself is great. I used their model 1414 benchtop dispenser for years w
Electronics Forum | Tue Mar 17 09:06:25 EST 1998 | Justin Medernach
| | Hi all, | I would like to have some information regarding the paste in holes process.We are the Backplane manufacturing and dealing with lots of thick PCB and would like to change the processes from wave to paste in hole.Any feed back of info
Electronics Forum | Tue Feb 24 01:19:01 EST 1998 | Jon Gruett
You are right !!! The exact volume of solder paste onto flip chips is extremely critical. Only one vendor that I know has taken that part of the process to the next level, whereby they can effectively deposit the right amount onto the flip chip exa
Electronics Forum | Fri Feb 20 14:33:47 EST 1998 | Dave McFadyen
Looks like (so far) we have a concensus. Follow the paste manufacturers guidelines on storage. Normally, refrigeration is required to achieve max shelf life between 3 and 6 months in original closed container. Water-wash pastes are much more active t
Electronics Forum | Thu Aug 23 16:41:06 EDT 2001 | slthomas
Naw, the rest of the BOARD we use them on. Same assembly. Actually we use them on one other assembly and have the same problem. Same oven, same line, same paste, same problem. I've tried to get the production super. to move them to another line w
