Electronics Forum | Sat Jan 23 12:37:35 EST 1999 | parag palshikar
hi, i am working towards developing a no-clean process for a customer at contract manufacturing facility. the assemblies have gold fingers on them. these are masked to prevent from any damage to them during reflow soldering. the earlier process ut
Electronics Forum | Mon Jan 25 13:51:07 EST 1999 | Parvez PAtel
Steve i agree with u. we use kapton tapes for test puproses at our facility and they do not interfere with the printing results. Infact we sometimes use it to mask off unwanted apertures on stencil underside. But could their applcation affect the gol
Electronics Forum | Fri Jan 22 18:55:01 EST 1999 | Chris G.
| I was just wondering what solutions are out there for dry storage. Our basic need is to be able to store boards that have been baked and need to remain moisture free for up to a week. | Here is what I did. Provided you have nitrogen, get an old
Electronics Forum | Thu Jan 21 17:07:16 EST 1999 | ed zamborsky
I've had alot of success with the solder pastes from ESP in Rhode Island. They have great shelf life and are easy to print | I'm currently planning to do an evaluation of RMA flux solder pastes for mil type applications. Does anyone have any suggest
Electronics Forum | Wed Jan 20 07:09:20 EST 1999 | Wayne Bracy
Clif: For the past few weeks I have found that the latest postings do not show up when I enter the forum. Once I go and clear the history (cookies) they do show up. Not too sure what the problem is, most likely it is on my side of the fence, but t
Electronics Forum | Thu Jan 21 11:37:47 EST 1999 | Clifford Peaslee @ SMTnet
Wayne, I'm sure you noticed, but I inadvertantly made it very difficult to view the smt forum, after you come in to the admin corner. The "memory" has many benefits, but it is more difficult to maintain. I have fixed it. Any other problems please le
Electronics Forum | Mon Jan 18 18:08:38 EST 1999 | Jerry Stafford
I know there was some discussion a few months ago on this topic but I don't think a good solution was offered for checking CpK using chips using a chip shooter. I am looking for a way to measure this on our Fuji CP6-4000. Any suggestions? Jerry
Electronics Forum | Mon Jan 18 11:19:18 EST 1999 | Ken Daniels
I have a severe problem with flux residue being drawn up the vent ducts of my reflow oven. This residue reaches a critical mass then begins to flow down the ducts and becomes very messy. I run a no-clean process and use IR oven. Has anyone else out
Electronics Forum | Thu Jan 21 20:58:19 EST 1999 | Todd Gilmore
Ken; my experience has been that eventually the flux builds up in the vents and then drips back down on the boards. For a simple oven with an air cooler the flux must go somewhere. Better in the ducts than in the oven. Just replace the ducts every ye
Electronics Forum | Mon Jan 18 21:34:02 EST 1999 | Kelvin Chow
| Hi, | I�m searching for manufactores of lead-free components (resistance, capacitors ...) | Do you know adresses, websides ... to get some information? | Please tell me. | Dear Marcus, You may contact Alpha guy to see if they will give you some i
