Electronics Forum: viewing (Page 2491 of 7930)

How many times wave solder?

Electronics Forum | Thu Apr 19 19:57:09 EDT 2007 | davef

heat and cycle* Here's one of the threads you'll find: http://www.smtnet.com/forums/Index.cfm?CFApp=1&Message_ID=48102

How many times wave solder?

Electronics Forum | Fri Apr 20 07:40:28 EDT 2007 | realchunks

Hi PeteB Do you know PeteC? Anyway, it all depends on your most sensitive part. Look up the spec sheets to determine. Most general parts can take 3 or 4 heat cycles easily.

AOI -- looking for options

Electronics Forum | Thu Apr 19 16:22:33 EDT 2007 | Miguel Sangabriel

I am looking for an AOI equipment for a 20cm square boards with 600 components, pasives and QFPs. what is in the market for this type of applications. msangabriel@hotmail.com

Yamaha recomm. NSK grease NSL supplier?

Electronics Forum | Fri Apr 20 00:02:11 EDT 2007 | Haris

Hi all, Recommended grease for Yamaha YV 100Xg is NSK grease NSL but i have a problem to find its direct supplier. thanks.

Leadfree Wave Erosion

Electronics Forum | Mon Apr 23 03:15:13 EDT 2007 | Esah

Yes, we also never experience erosion phenomenon on our solder pot. We are currently using one Sn Cu based alloy, which is SCS7.

Leadfree Wave Erosion

Electronics Forum | Mon Apr 23 09:40:51 EDT 2007 | greg york

Strange that, I heard one guy had problems with Tin,Copper Nickel alloy were the Impellar dissolved in 9 weeks it was in a HASL machine. Best regards Greg

Leadfree Wave Erosion

Electronics Forum | Fri Apr 27 10:52:08 EDT 2007 | E FORTUNA

SS EROTION WITH ANY SACK ALLOY IS INEVIDABLE GETTING A YEAR OF USE IS ONLY BECAUSE YOU ARE USING SACKX MOST OTHER SACK ALLOYS WOULD HAVE CAUSED MORE DAMAGE IN THE SAME PERIOD.ED

Mix Technology Board Processes

Electronics Forum | Mon Apr 23 11:55:42 EDT 2007 | davef

We agree with Grayman. You should clean your fixtures. If you apply [leave] low residue flux in amounts greater than the supplier recommendation, the remaining residue can cause damgerous corrosion. Certainly it is then no longer low residue.

Conformal coating IS-410 boards

Electronics Forum | Mon Apr 23 11:10:14 EDT 2007 | Cmiller

It appears that the two different boards we are having issues with are the only imersion silver boards that we process. Anyone have simililar issues with imersion silver? Is Dave F. on vacation? I would be willing to consider input from moon man at

Conformal coating IS-410 boards

Electronics Forum | Mon Apr 23 14:36:41 EDT 2007 | ck_the_flip

Sorry to interfere with Dave F, but perhaps your IAg finishes have issues with process residues from the boardhouse. What is the base material of your ConAP conformal coating - acrylic, silicone, polyurethane? We do CC (acrylic) and IAg and never h


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