Electronics Forum | Fri Mar 30 18:24:12 EST 2001 | davef
There is no test. Beyond the issues that you mentioned that affect shear, an article published in a recent [1/01] "Journal Of Surface Mount Technology" documents that shear is also dependent on the rate of shear. You may be able to contact the auth
Electronics Forum | Wed Apr 04 12:02:33 EDT 2001 | Adam
Guys Is it possible to completely eliminate random solder/microsolderballs from No-Clean products that go over the wave. The Assembly is a mixed technology product which is HASL finished. All profile types have been exhausted, 3 flux vendors have be
Electronics Forum | Fri Aug 17 06:54:04 EDT 2001 | Binns
I have several carts at my facility, i think we had our machine shop make them a while ago, we can store loaded feeders on the top portion and we can store several screens on the bottom. The idea is to have the days production, if two jobs or more,
Electronics Forum | Mon Apr 23 11:06:32 EDT 2001 | pteerink
I had a couple of Mydata's for a number of years. I loved the software, it was easy to use, easy to program, easy to learn and very flexible. It's design is suited more for "batch" style production, rather than inline production. The placement is rel
Electronics Forum | Tue Apr 24 02:07:27 EDT 2001 | joe
It's not so much of a change but a new investment. We have Siplace lines now, and very pleased with the performance. The reason for looking at the Mydata is to remove all the small stuff from the faster lines and reduce changeover times. The idea is
Electronics Forum | Wed Dec 20 22:33:10 EST 2000 | Charles Harper
With basic fluorochemical polymers,these problems are inherent,and there is little that can be done on a practical basis.However,Gore,Rogers (www.rogers-corp.com)and Taconic(www.taconic-add.com)have modified PTFE based materials which improve these p
Electronics Forum | Thu Jun 22 17:17:27 EDT 2000 | Bill Schreiber
The U.S. Environmental Protection Agency (EPA) has finally taken a progressive position by creating the Environmental Technology Verification (ETV) Program to verifiy the environmental safety, user safety and efficacy of products prior to their purch
Electronics Forum | Mon May 28 04:29:16 EDT 2001 | hello
we met the same problem with audit, and i make a tooling log for each stencil and in tooling log , set up some criteria for checking such as tension , mechanical damage, printing result ect. The stencil will be checked periodicly by process engineer,
Electronics Forum | Thu May 10 10:27:29 EDT 2001 | davef
It depends ... * Components stored in a garage in Chiriqui,Panama will have a different shelf life than those store in a climate controlled room in Ayrshire, Scotland. * Components from a reputable supplier will likely have a different shelf life tha
Electronics Forum | Wed May 16 14:33:36 EDT 2001 | John
The size/type of screw and its preloaded torque are determined by the type and intensity of the load being applied to it. This should be known or estimated by the engineer that designed the product. Then they'll typicly apply a large safety factor
