Electronics Forum | Tue Jun 01 12:57:52 EDT 1999 | John Sims
I need to perform shear tests on components that have been glued prior to wave soldering. Can any one recommend a shear tester and some standardized info on testing? We have had problems with poor glue bonds and would like to implement a test metho
Electronics Forum | Fri May 21 11:59:24 EDT 1999 | John Eramo
Has anyone had any experience or data using vibration during the reflow process. We introduced a vibration device attached to the fixed rail on a Vitronics reflow oven. The reason was to prevent skewing on large PLCC devices. The process worked very
Electronics Forum | Tue May 18 15:36:18 EDT 1999 | Tony
| | | What is the best way to re-ball a BGA? Who has the best system for doing it? | | | | | I'm using our SRT rework stuff to reball in house - when necessary. Of course, we only do this for protos and test boards. We use a standard micro-stencil,
Electronics Forum | Thu May 06 18:06:43 EDT 1999 | JohnW
| | Can anyone pls email me a typical temperature profile for wave soldering process. | | | | Thank you vey much. | | | | rdgs... | | | Typical depends on the processes you're developing. | | Key factors in my experience are flux type and requi
Electronics Forum | Thu May 06 18:07:59 EDT 1999 | JohnW
| | | Can anyone pls email me a typical temperature profile for wave soldering process. | | | | | | Thank you vey much. | | | | | | rdgs... | | | | | Typical depends on the processes you're developing. | | | | Key factors in my experience are f
Electronics Forum | Sat May 01 04:49:21 EDT 1999 | Jeff Sanchez
| Mornin! | | We just had vendor in here pitching a "low-temperature rework system" which was intriguing, but too expensive. He did get me to thinking though, beyond heating ceramic caps before hand-soldering them, it seems like it would be ad
Electronics Forum | Tue Apr 27 16:44:05 EDT 1999 | Chrys Shea
| | Has anybody had experience wavesoldering 1 watt 2512 resistor packages?? I know it can be done, but are there reliability issues? | | | | We are in the middle of a new product and the question was posed to me "Can we use 2512 1 watt resistors o
Electronics Forum | Fri Apr 23 15:33:50 EDT 1999 | C.K.
| | Has anyone had trouble waving and gluing 0603 R's and C's? At my company, our designers have "opened the floodgates" on bottom-side 0603's. | | | | We've got an EPK+ with rotary chip and omega wave but can't seem to get skip-free soldering on t
Electronics Forum | Thu Apr 22 07:51:32 EDT 1999 | Vic Lau
after soldering transistors on a flex circuit (Ni/Au plated), one of the lead lift-up from the pad. under microscope (1,000 X), i find some cracks on the the pad surface. with edx analysis, the surface is mainly nickel. have you ever encounter suc
Electronics Forum | Wed Apr 14 18:15:28 EDT 1999 | Eric
| Looking for a universal pallet to load small pcb's for SMT assembly. Does anyone know of a company that provides this type of pallet? Thanks in advance. | | Bill, Here at Acumen, we are now building pallets and wave-solder fixtures (in addition