Electronics Forum | Mon Sep 20 16:15:11 EDT 2004 | davef
The activation energy for diffusion for molded with novolac, biphenyl or multifunctional epoxy mold compounds and air are not equal.
Electronics Forum | Thu May 20 08:51:29 EDT 2010 | jry74
A lot of our dewetting is happening on plastic body components, such as ICs. When they are manufactured, the molding process requires a mold release to make the part release after molding. Usually, the release agent is silicon based, but you can't
Electronics Forum | Thu Mar 24 11:04:41 EDT 2011 | smt_guy
Hi, I have a 2.75" x 1" x 0.027"thick CCA with SOIC16W and QFN56 as well as some 0201's, 0402's and QFN16 Components that are to be enclosed via molding process. Is there any Insert Moling, Over Molding Circuit Card Assembly Guidelines out there fr
Electronics Forum | Fri Apr 01 17:45:31 EDT 2011 | smt_guy
thanks for all your replies. we tried running our beta runs and have lots of issues. first our molding process which was set to 450'F temp at 1200 PSI smashed the circuit card components and penetrated the epoxy compound we used to encapsulate the C
Electronics Forum | Thu Jun 13 12:28:41 EDT 2013 | kahrpr
18000 psi is what a injection molding machine can produce depending on the size of machine. When doing over-molding/insert molding the machines are a lot smaller less than 1000 psi and a lot of smaller items less than 500 psi. as far as Temperature 3
Electronics Forum | Thu Dec 18 08:18:48 EST 2014 | kevinb
Does anybody know what material is used for over molding I/Cs. I would like to find a material that others use to mold there electronic components. I am wire bonding and mounting a small cap (0201) on an FR-4 board. I need this material to withsta
Electronics Forum | Tue Aug 26 09:30:56 EDT 2003 | Jim Z
Marc, There are many types of nylon used in the connector industry and some are designed to be used in high temperature (225-250C) oven reflow applications. These high temp nylons are usually types 4/6 and 6T. It sounds like you are either using a
Electronics Forum | Mon Feb 08 20:18:39 EST 2010 | city4497s
Hi I'm looking for a auto mold machine for PCBA application in singapore, anyone have any recommendation. My PCB size is 160mmX42mmX0.6mm, the units are arrange in array form and there are about 12 ~ 20 unit per strip. the mold size is about 15mmX5m
Electronics Forum | Fri May 14 08:31:07 EDT 2004 | todd_ferrell
We're looking for a contractor who can support high volume production of 0201 passives and 1-2mm csp's to create 4mm sq. RF modules as well as mold cap capabilities. Any leads would appreciated.
Electronics Forum | Fri May 18 08:31:27 EDT 2007 | Mario Lapointe
Hi I am looking for a manufacturer of headset who has a design, molds for plastic etc. Our mandate is to source the plastic parts or molds, retrofit it for Wireless and waterproof for 2 meters. Please contact me at mlapointe@smt-assy.com or call me
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