Electronics Forum | Sat Oct 28 10:13:27 EDT 2000 | KF Lok
1) Try to keep lead as short as possible. 2) The long side of the connector in the direction of conveyor. 3) Use pallet, design such that the connector is 45 degree to the wave.( or conveyor). May not remove all shorts but reduce to one area i.e. th
Electronics Forum | Thu Oct 26 17:58:49 EDT 2000 | Dave F
Steve: You make sense, but I don�t see where someone that's getting fitted for a cross is in much of a bargaining position. Oh, and you MUST charge full market 2� rates for your thoughts. We�ll have no submarket price offerings. Although, the Fai
Electronics Forum | Tue Oct 24 09:35:56 EDT 2000 | Wister
Our important customer demanded us to use 12mil thick stencil,it is too difficult to release solder paste from stencil.it is not helpful even I ask stencil supplier polished the openings.The flux content is 10%. I want to ask if the polyurethane sque
Electronics Forum | Tue Oct 24 17:04:03 EDT 2000 | Darby
Sorry,I can't help you with your problem, but would it be possible for your customer to take a little time to explain the reasoning behind their demands? I am sure we would all like to know. What are you putting on these massive deposits? Trends in b
Electronics Forum | Thu Oct 19 12:34:36 EDT 2000 | lwatson
I can't seem to find an article about the limiting mass of a SMT component on the solderside of a double-sided reflowed PCB. I'm pretty sure that Phil Zarrow did an article on this subject. It went something like the mass/land surface area?
Electronics Forum | Tue Oct 17 12:33:49 EDT 2000 | Casimir Budzinski
I am looking at geting a used wave solder machine the one I have been looking at is a Dover Soltec Maxi 6522C with drum spray fluxer, Combi wave, and Nitrogen. If anyone has anything good or bad to say about this wave I would like to know thanks
Electronics Forum | Mon Oct 16 11:53:35 EDT 2000 | Howard C. Ohlhous
I would like to know what type of glue is used to hold down surface mount devices to boards before/during solder reflow. I would like to obtain said glue for evaluation and possible use in an assembly procedure. Please Advise: What company manufactur
Electronics Forum | Mon Oct 23 14:05:08 EDT 2000 | Aokilab
Hi Soza: As Dave F mentioned, there are lot of factors involving the formation of residue, after cleaning. Factors, (such as: solvent's cleaning power, presence of metal oxides, type of soldering flux, etc...). One thing pretty sure, IPC is usually
Electronics Forum | Wed Oct 18 17:11:27 EDT 2000 | Dave F
Stephano: Our supplier specification sheets define 0 to 50�C operating temperature for most devices. Sheets for other devices to 70(75?)�C. Storage for the first group is 0 to 65�C. Heck, why don't you float a couple the puppies and check their o
Electronics Forum | Wed Oct 11 12:52:10 EDT 2000 | Antonio A. Medina
Hello all, I'm new at this so forgive me if my question seems common knowledge to everyone else. I've searched the archives but found no clear answer to what exactly is aspect ratio and what the best ratio is. All I really know is that it has to d
