Electronics Forum | Sat Mar 12 15:23:59 EST 2005 | Jdumont
Great answers! Basically im looking for where these materials exist to conform to RoHS. Ill check those links out.
Electronics Forum | Mon Dec 19 07:29:30 EST 2005 | jax
Tg is just a way to say when the board goes limp... or a quick way to rank laminates... who cares. For lead free you want to look at Td, Decomposition Temperatures. ( Temp at which the material weight changes by 5% )
Electronics Forum | Tue Sep 11 12:56:03 EDT 2007 | jsloot
Can anyone give me any information on the longivity of titanium insert wave pallets. What I am looking for is the integrity of thin walls over several hundred cycles and the interface between the insert and the durostone material.
Electronics Forum | Wed Aug 27 13:08:30 EDT 2008 | vladig
Td - is the degradation temperature for a laminate (board), while Tg - is glass transition one. There is one more (even more important) - delta Tg. They characterize the quality of the laminate material. Regards, Vlad www.sentec.ca
Electronics Forum | Tue Feb 14 22:20:10 EST 2017 | swestheimer
Hi Dave, Thank you for your inputs as they were good suggestions. I however let out one important detail and that this is IMS material and not glass reinforced so I think that there is more bending going on during processing than warping and twistin
Electronics Forum | Wed Oct 10 13:35:00 EDT 2001 | stepheno
I used to work with Chris. (neither of us are there anymore). What is he talking about is putting components into "pockets". The parts would come in, in sticks (tubes) but we wanted them in reels. At first we sent them out to be reeled, but that w
Electronics Forum | Mon Apr 30 18:17:16 EDT 2001 | ianlg
Hi Barry Unable to assist on specifics but I can tell you that some 74 100is machines were built. The majority residing in China Imported in by Wong King Kong Ltd ( Johnson lee Tel 00852 2357 8888 ) Most are at either Flextronics or Roslare. You mi
Electronics Forum | Thu Feb 22 21:01:12 EST 2001 | davef
We don't do this, but if we had to and lacking better advice, for all components I�d dry pack according to J-STD-033, store in a low temperature and humidity controlled environment [maybe using some semicon fab inert storage cabinets], review the eff
Electronics Forum | Sat Dec 15 10:36:25 EST 2001 | clarkk
Tried both, with no success. The big guys are pretty secretive about how they do things. The lawyer understands arbitration and things like that, but doesn't have a clue about customer furnished materials or volume pricing. I have found that IPC is w
Electronics Forum | Thu Aug 27 08:27:00 EDT 2015 | fcmtechnician
Hi to everyone involve in this subject, Pls illuminate me on Line/Equipment/Product certifications! I understood that in factory with automotive products you need to certificate all equipment, materials, etc! I need to bring external company to do