Electronics Forum: a24 (Page 4 of 7)

PCB baking for rework

Electronics Forum | Tue Jul 16 00:53:39 EDT 2002 | kennyg

What is a typical time/temp baking cycle for an assembly prior to BGA rework? This bake is intended to prohibit PCB or nearby component damage as well as protect the component being removed for reball. A 24 hr bake at 125C would be great, but often

Screen washing

Electronics Forum | Tue Aug 26 19:54:59 EDT 2003 | bman

I've got a crazy idea that I think might just work, so I need you guys to shoot it down. We will have an in-line wash with a 24" wide belt in our new facility. I'm thinking we might be able to run our 22" screens through this wash instead of using

MSD Control

Electronics Forum | Thu Sep 22 06:54:14 EDT 2005 | Rob

Hi Gavin, Depends on what MSD class, but in general for the more sensitive parts if they've been opened & not used within the time limit it's rebake, add dessicant & seal. Our distribution side splits them down into more manageable/production size

smema

Electronics Forum | Wed Jul 12 17:17:04 EDT 2006 | fordf1502004

I want to thank you for your help. after further investigation into the panasonic machine one our technicians was able to fix the issue. The panasonic machine uses a 5 volt signal and normal smema uses a 24 volt signal. To make these 2 machine talk t

Samsung SMT Machines

Electronics Forum | Thu Jun 19 15:24:36 EDT 2008 | markhoch

What's the word on the street on the New Generation Samsung Machines? (SM421 and SM411) I know they got a bad rap a few (5) years ago, but it seems like they're doing everything they can to quell that. (Bumper to Bumper three year warranties includi

Heat insulating box...

Electronics Forum | Tue Jun 08 17:12:42 EDT 2010 | flipit

Kic Thermal used Pyropel. Cut with a razor blade and glue together with a good Dow Corning high temperature silicone. You can buy Pyropel in various thicknesses. It is not cheap. $100.00 for a 24" X 24" X 3/16" sheet. You can buy at McMaster Car

AVR80 BA conformal coating

Electronics Forum | Wed Mar 04 10:23:03 EST 2015 | rgduval

I haven't used this particular CC, but...found this in their data sheet: "AVR 80 BA Conformal Coating will be touch dry after 15 - 20 minutes at room temperature and does not require a thermal cure. The full properties of the coating will be obtaine

Re: Moisture Bake-out of Plastic Parts

Electronics Forum | Tue May 26 12:19:53 EDT 1998 | Earl Moon

| We currently bake plastic SMT parts in accordance with the IPC guidelines for moisture sensitive parts. Because we have double-sided boards that are subjected to either an aqueous or semi-aqueous cleaning process, we do a 24 hour bake at 125 deg.

Yamaha/Philips Model Number Cross References

Electronics Forum | Mon Nov 27 18:50:48 EST 2006 | darby

G'day Marina, Only YM/CSM seies feeders will fit these machines. Feeders were generally prefixed as Y8, Y12 = mechanical advance 8mm, 12mm. There may be some Y16 in existence but I doubt it. HA12, HA16 = air activated 12mm, 16mm. The HA12 could take

Re: Philips Nozzle Changing Problems And More

Electronics Forum | Tue Jul 28 09:59:23 EDT 1998 | Philips Technical Support

| We have a CSM84V here and the nozzle changer hasn't worked in several years. Because we aren't liked by anyone and won't get another machine | for a while, we need to get the changer working again. Philips said that the nozzle isn't going up all t


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