Electronics Forum | Tue Aug 28 11:12:23 EDT 2007 | grics
This is what I was thinking, but I am being beat up pretty badly by the selective solder. Ambient temperature is anywhere in the the neighborhood of 76 - 80 degrees F. I am not sure of the RH, but I wouldn't think that would be my issue... One of
Electronics Forum | Fri Apr 10 09:59:13 EDT 2020 | spoiltforchoice
> We unfortunately use GERBER data to digitize <BR> > boards more than any CAD. We are CM and many of <BR> > our customers do not provide CAD. With some <BR> > Legacy products, we still use 274-D Gerbers
Electronics Forum | Fri Aug 04 13:47:20 EDT 2006 | pemea1
apples to apples. 20 boards 80 parts top and 10 parts bottom. these boards are done on a semi regular basis (you know the boards are coming to you from an OEM at least three times a month, just no exact schedule). All that is required is pasting..mo
Electronics Forum | Fri Jul 28 14:34:13 EDT 2000 | Gary Simbulan
Belive it or not, these boards were run through a Centech batch mode Vapor Phase machine. Single stage top side IR preheat. Vapor temp 218 C. Solder paste is an SN62 RMA.The boards were FR4 8 layer w/ solder mask, fairly conventional as might be e
Electronics Forum | Fri Dec 15 18:36:46 EST 2006 | Grant
Hi, I have noticed we are getting residue on our wave pcb's and it's worse with lead free, since we changed to the flux we are using. We are currently using Avantec VOC Free flux model Ecofree 303. It looks like it's made in Malaysia. Does anyone h
Electronics Forum | Tue Feb 04 21:07:16 EST 2014 | sarason
You should ask yourself a bunch of questions before you consider going down this path. The first being where are the bottlenecks in your existing line and is there anything you can do to eliminate or decrease there bottleneckness (made up word). I
Electronics Forum | Tue Mar 04 16:50:56 EST 2003 | msivigny
Hello Rohan, this is starting to date nearly 6 years ago but I will remember everything I can, we used a custom interface to input data and everything was stored in a very large database on a specific server only for quality data, I think we used Ora
Electronics Forum | Mon Apr 30 18:17:16 EDT 2001 | ianlg
Hi Barry Unable to assist on specifics but I can tell you that some 74 100is machines were built. The majority residing in China Imported in by Wong King Kong Ltd ( Johnson lee Tel 00852 2357 8888 ) Most are at either Flextronics or Roslare. You mi
Electronics Forum | Thu May 24 09:11:12 EDT 2001 | Grant Petty
Hi, I would agree. We purchased a TP9 just the slow machine, but we were a small company at the time, and it worked fantastic. Almost no maintenance, and it's a dream to changeover. The serivce in Australia is also very good, but that does not appl
Electronics Forum | Wed Sep 15 11:08:45 EDT 1999 | Dave F
| I am looking for help on doing smt equipment qualifications. I need to find some examples to follow. The equipment to be qualified is a Stencil Machine, Pick and place machine, and Reflow oven. We manufacture medical devices so it has to be somewha
