Electronics Forum: protect (Page 9 of 96)

Storage Life for plastic SMT

Electronics Forum | Fri Jan 17 15:47:28 EST 2003 | davef

There is no documentation like you seek. The life of your part in storage is primarily a function of: * Quality of the part fabrication process. * Ingenuity and diligence you apply in protecting the parts from the environment. You need to: * Handle

Static control for shelving

Electronics Forum | Fri Aug 08 18:06:35 EDT 2003 | davef

Antistat sprays are a waste of time and money. These sprays just soaps disolved in water that absorb moisture from the air. Your minimum requirements: Conductive floor mats and wrist straps that are properly grounded. From there, consider using

solderability and hasl thickness

Electronics Forum | Tue Sep 09 18:07:18 EDT 2003 | davef

We would be very wary of allowing 50 uinches, because this will likely result in reduced shelf life due to intermetallic growth. As a guesstimate, at least 10 uinches of that 50 uinches, and maybe more, is already intermetallic when you receive the b

solder joint appearance

Electronics Forum | Wed Jul 28 17:34:27 EDT 2004 | Steve Stach

Hi Ralf, This discoloration may be re-oxidation. Fluxes are supposed to do three things (1) remove oxide, (2) promote wetting, and (3) protect surface from reoxidation. The solder paste possibly is not protecting from reoxidation. Best Regards, St

Conductive ink protection

Electronics Forum | Wed Sep 01 22:09:25 EDT 2004 | raylrhodes

We have an up coming job that has conductive ink deposits on the solder side of the PCB for contact switches and a zebra strip that connects to an LCD display. My question is... Do these need to be masked to protect them from the wave solder process

shut down for storms

Electronics Forum | Wed May 11 10:40:10 EDT 2005 | pr

Are any of you shutting down all manufacturing machines when a thunderstorm approaches? My company is/has been doing this forever and tell me it's to protect the machines. I could see doing it to protect boards in the machines (except we have battery

Coating under Mil connector....

Electronics Forum | Wed Jan 04 10:33:34 EST 2006 | jdumont

Dow 3145 or 3140 is exactly what I was going to use on these connectors. Our requirement is to protect every solder joint in our product basically. This connector, being power input and signal out all in one is very important and needs to be protecte

Air-Vac (or other brand) rework protection

Electronics Forum | Fri Jan 27 12:42:51 EST 2006 | rohman23

We're looking into ways to better protect components adjacent to reworked ones with our Air-Vac. I've seen a few recommendations involving aluminum tape and other masking materials, but am looking for better recommendations. I noticed Alpha Metals

Criteria for storing finished SMT assemblies, shelf-life?

Electronics Forum | Fri Sep 12 08:01:55 EDT 2008 | davef

There is no standard. On the web, you can find shelf life estimates for various types of solderability protection on bare boards. These estimates won't translate directly to the storage of assembled boards, because assembled boards [and the solderabi

Custom Super M.O.L.E. Thermal Protective Enclosure ?

Electronics Forum | Fri Nov 20 12:41:41 EST 2009 | brycearkos

Has anyone attempted to, or successfully used a custom made (DIY) protective thermal enclosure for the Super M.O.L.E. gold profiler? We recently purchased a Bravo oven that came with everything for the ECD profiling system... except for the thermal


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