Electronics Forum | Wed Jan 17 17:17:21 EST 2007 | russ
i would say that you are there already. with 10,000 DPM0 you have a 1% fallout, you are at 99.9 basically. 1 out of a 1000 boards will fail? of course one thing we need to know is how many opportunitites do you count for a chip resistor for exam
Electronics Forum | Wed Jan 17 14:13:31 EST 2007 | jax
You might want to try going to the manufacturer about getting a refurb unit with a warranty. All of the manufacturers listed provide refurbished equipment deals that can be packaged with feeders. If you go with a broker or 3rd party rebuild hous
Electronics Forum | Tue Jan 23 14:26:12 EST 2007 | CL
Hello AR, Yes we are inspecting SMT that has been wave soldered. We are not inspecting solder on through hole components. We have actually found the solder inspector works better for wave solder SMT joints than reflowed. The system is great at ident
Electronics Forum | Fri Jan 19 20:55:56 EST 2007 | Mike Konrad
The answer depends on the cleaning / defluxing method. There are many fine chemicals available. One must first consider the cleaning method, then safety (environment and operator), then cost. For automated board cleaners (defluxers), consider th
Electronics Forum | Wed Jan 24 10:08:36 EST 2007 | electronhose
Immersion Silver, ImAg, is becoming the finish of preference. This is due to it having similar process limits vs. SnPb HASL. There were some early concerns about shelf life, but new chemistries have extended finish shelf life to 12 months+. Many boar
Electronics Forum | Wed Jan 24 17:34:27 EST 2007 | Mike Konrad
You may want to contact Bill Petlock at 1.877.PETLOCK http://www.petlock.com. He is a used equipment dealer and may be able to help you with a manual. Also, try contacting ECD (the original manufacture of said equipment). 503-659-6100 http://www
Electronics Forum | Thu Jan 25 12:15:08 EST 2007 | James
Does anyone have a recommendation for a good OA Pb-Free Paste? We are currently doing Pb-Free with a No-Clean that we are very happy with but we are going to start coming out with products with RF and I have researched that No-Clean residue and RF d
Electronics Forum | Thu Feb 01 16:33:57 EST 2007 | mika
The reject rate of yours could be a number of reasons. 1. Which component types are rejected? 2. From a particular nozzle? 3. If the rejected part will be dropped on the reject belt or reject bin; it suggests that there is a problem with the componen
Electronics Forum | Mon Jan 29 10:11:12 EST 2007 | muse95
What does your customer want you to do? I would not want a CM soldering one of my boards with leadfree paste if I didn't ask him to. Whatever you do, get approval first. Two things to consider: If the other components are not rated for leadfree tem
Electronics Forum | Mon Feb 12 12:33:24 EST 2007 | SJ
There are several ways to inspect solder paste after deposition. Defects will range - too much paste, not enough, misaligned, bridged, smeared, etc. Some sceen printers have 2D inspection imbedded, otherwise a standalone system for paste inspection
