Electronics Forum | Wed Mar 21 20:02:37 EDT 2012 | hegemon
Lead Free in 5 zones is tough sledding. Start with your manufacturers solder reflow profile and calculate your belt speed by looking at the recommended heating time for the solder paste vs. the length of your heated zones. Set your belt speed so tha
Electronics Forum | Fri May 18 10:43:32 EDT 2012 | davef
Umar Chapter 7 of IPC-HDBK-830, Guidelines for Design, Selection and Application of Conformal Coatings deals with compatibility of the different materials in the chain. Have you: * Tested your bare boards at incoming for cleanliness with your Omega
Electronics Forum | Wed Jun 06 16:00:24 EDT 2012 | davef
I’ve used “QI Macros SPC Software for Excel [http://www.qimacros.com/excel-spc.html ]“ It is very easy to use. Here's a step-by-step development of a run chart * http://peltiertech.com/Excel/Charts/RunChtLines.html * http://elsmar.com/pdf_files/p%
Electronics Forum | Mon Aug 27 08:52:57 EDT 2012 | rgduval
Reese, We would agree about the value of an ICT system, in a general manufacturing environment. However, a couple of notes apply: 1. ICT isn't a catch-all, either, and should be used to verify the process, not validate it. Quality should be buil
Electronics Forum | Wed Feb 13 07:00:59 EST 2013 | spoiltforchoice
Low-Medium volume and Low Budget are difficult for others to quantify. I'm not familiar with GEM's but if the AX-201 suggested above can use your existing feeders its obviously got a leg up on the competition. Otherwise, to some extent your choice mi
Electronics Forum | Wed Feb 13 09:04:33 EST 2013 | rgduval
Thanks, Dave. One thing that's beginning to concern me about the tankless heaters is their capabilities to get the water to the right temperature, at the right flow rate. It would be too easy to know the actual flow rate of the wash machine I bou
Electronics Forum | Thu Sep 12 20:17:59 EDT 2013 | action_101
Good ole contact cs-400. I worked at two different companies that had these machines, all I believe were E's except 1 C. One place had one and the other place had 4 of them. Dont take this personally, but thank god my current employer doesn't have a
Electronics Forum | Sun Oct 27 10:22:43 EDT 2013 | davef
UV Nd:YAG Laser--> Excimer Laser: An increase in system capabilities & ablation quality * CO2 Laser-->UV Nd:YAG Laser--> Excimer Laser: A decrease in processing speed and relative increase in manufacturing cost Laser ablation equipment suppliers: *
Electronics Forum | Fri Jan 24 16:10:11 EST 2014 | davem
Thanks Dave, I actually found that article yesterday. It is one of the better ones out there. Unfortunately, though Ed does concede that there is a "sweet spot" in the process window for trying to reflow 01005's with SAC305 using air, no further inf
Electronics Forum | Thu May 01 13:20:50 EDT 2014 | jimmyboz
Wow! What a thread! Emotions are running high. I will try to be less offensive. There should be a relationship between the vendor and customer, if not, there will be tension and disagreement. The goal, from my humble opinion is, "we" have to ins
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