Electronics Forum | Tue Jul 24 10:29:10 EDT 2007 | ed_faranda
Is there a reason why you want to wash the board before wave?!?!? What is your process flow? I run bottom side of my boards first, then top just to make it easier to setup (easier to put those support pins around those smaller components). But,
Electronics Forum | Tue Jul 24 17:15:13 EDT 2007 | blnorman
Unless you've got an extremely agressive cleaner, the epoxy should hold the parts during the delay time. That's their job basically. We ran reflow first pass, glue parts, then wave solder second pass. There were potential delays between adhesive b
Electronics Forum | Tue Oct 05 02:47:01 EDT 1999 | Eric
| Hi everyone, I need some help on the whole process of double sided surface mount. We have been doing surface mount for about 3 months and we're getting ready to take on our first doule sided board. I just need some step by step process regarding so
Electronics Forum | Fri May 24 19:18:03 EDT 2013 | hegemon
The formula is a great help, where was it 20 years ago? LOL After running a few thousand different products over the years, you start to get a feel for what is going to be trouble with regards to falling off the bottomside during the secondary refl
Electronics Forum | Mon Oct 04 21:37:31 EDT 1999 | park kyung sam
| Hi everyone, I need some help on the whole process of double sided surface mount. We have been doing surface mount for about 3 months and we're getting ready to take on our first doule sided board. I just need some step by step process regarding so
Electronics Forum | Tue Jul 24 10:23:36 EDT 2007 | ck_the_flip
Michelle, Traditionally, the adhesive side is always run first since most designers put passives (resistors, caps) on the adhesive (solder side) of the board. I worked in an environment where we did the adhesive side first, sometimes the boards "sa
Electronics Forum | Thu Mar 05 03:01:06 EST 2020 | leo_dektec
Hello toki, The only factor you need to consider is the production yield. If the volume is really high, need two smt line to run continually to meet the production, then u have no choice. If the volume is not that much, then u can consider below smt
Electronics Forum | Tue Oct 05 02:31:06 EDT 1999 | Eric
| | Hi everyone, I need some help on the whole process of double sided surface mount. We have been doing surface mount for about 3 months and we're getting ready to take on our first doule sided board. I just need some step by step process regarding
Electronics Forum | Thu May 11 15:07:42 EDT 2000 | Finepitch Services
I assume your oven has a "board width" setting for every board and the conveyor width is automatically adjusted as soon as you select the profile/recipe... For the double sided reflow boards, I would set the width 1 inch (or another rounded amount)
Electronics Forum | Tue May 09 02:57:41 EDT 2000 | armin tan
Create a checklist and include that in the checklist during conversion...etc...
