Electronics Forum: 2001 (Page 129 of 378)

Need info on Vitronics SMD-310

Electronics Forum | Tue Oct 23 14:12:09 EDT 2001 | jseagle

I sent you an attachment to your SMTnet email account. It contains all the files for an SMD-318 oven, don't know if it will work for you but I thought you might like to give it a try. James

DEK PumpPrint Stencils

Electronics Forum | Fri Oct 26 06:16:30 EDT 2001 | genglish

I have located an alternative supplier who manufacturers at half the cost of a DEK pump print and has a UK standard 3 day delivery service!!!! Contact Graham Hall or Fraser Shaw Tannlin@compuserve.com (G)

Solder Defects

Electronics Forum | Mon Oct 29 11:47:19 EST 2001 | mparker

Ian- I've been out of the office for a few days. Thanks for your direct e-mail address. I will contact you directly with the spreadsheets attached.

Solder Mask Specification

Electronics Forum | Wed Oct 24 12:18:03 EDT 2001 | Hussman

It's usually up to the board house. They use their lines to make a variety of other customers boards and never want to be locked into using a special mask. I'd task your QC department to catch and return these boards. That usually straightens out

Wrinkle finished on solder joint

Electronics Forum | Thu Oct 25 08:19:53 EDT 2001 | Dave G

Sounds like somthing disturbed the solder joint while it was @ liquidus. Could the part/leads be moving on the 2cnd pass ?

Question to DEK users

Electronics Forum | Thu Oct 25 15:51:49 EDT 2001 | Mario L.

I am about to purchase an automatic stencil printer. We have it narrowed it down to DEK. Can anyone tell me their appreciation of the DEK288. Our choice up to this point is a simple 265lt. Thanks

Product Changeover (SMT double sided)

Electronics Forum | Fri Oct 26 06:23:03 EDT 2001 | Paul

I am working on a projet to reduce changeover times on our lines from product to product any ideas to minize time..eg feeders, kitting, etc. appreciate any help guys

BGA rework

Electronics Forum | Fri Oct 26 06:25:56 EDT 2001 | John

Undertaking tricky rework project to remove two BGA's in close proximity to two press fit dip sockets any guideline sone should use??? proceddure ,process control etc

Parts on Bottom during top reflow

Electronics Forum | Fri Oct 26 07:55:49 EDT 2001 | Kenny

Does anybody know how I work out how heavy a part I can have on the bottom side of the board while reflowing top. Obviously there is a tie between the footprint in the paste and the surface tension of solder paste, but what is it ?

Parts on Bottom during top reflow

Electronics Forum | Fri Oct 26 14:45:03 EDT 2001 | mparker

search the archives. this question came up within the last 2 months and a very detailed answer was provided by several contributors.


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