Electronics Forum | Mon Sep 27 11:30:05 EDT 2004 | grayman
Your problem is easy. Lead free solder is like 63/37 solder paste when it was started. We make things complicated. We believed before that lead free has high melting temp and will not produce good fellet so on.... The only thing you must do is to lo
Electronics Forum | Tue Sep 28 10:37:45 EDT 2004 | russ
Lets not forget about shipping costs,lead times, and bad lot recovery plan(s)on product rec'd from China. We are paying $.096 per gram (SAC405)with 4kg per wk usage. Shipping is free, stock maintained locally with 2 hr. delivery if necessary. Russ
Electronics Forum | Tue Jul 31 10:10:45 EDT 2007 | patrickbruneel
AJ The metal prices are set by the London LME. The Tin prices went from 8,000 US$/tonne July 2006 to 16,000 US$/tonne July 2007. Check here http://www.lme.co.uk/tin_graphs.asp Just change the dates to get the price differences over time, the furth
Electronics Forum | Fri Oct 01 16:12:00 EDT 2004 | palmerg
As long as they're good. Have you guys had any free "help" from so called engineers that turned into a costly waste of time (both in resources and line down). I have heard some real horror stories from former co-workers. I haven't heard this about th
Electronics Forum | Sun Oct 09 04:59:49 EDT 2005 | olas
Which is the risk in soldering lead bearing components in a lead-free board with a lead-free paste? Is the reliability of the PWA seriously endangered or not? I have many lead-bearing components in my inventory and I don't know if I will be able to
Electronics Forum | Tue Sep 28 19:54:22 EDT 2004 | KEN
If we are talking about Indium...then you will eventually be paying what everyone else is. The resource is diminishing especially with the application into the display markets. Same with silver. We are comming out of an all time low for silver....
Electronics Forum | Tue Sep 28 21:46:49 EDT 2004 | grayman
yes, in the future prices of China product will increase by 10 - 20 percent, but other may increase double. So still China price will stay competative. I am not for China,in fact most of our local companies went to China already, but hey, lets face
Electronics Forum | Thu Sep 23 23:42:52 EDT 2004 | KEN
The LF pastes will have virtually NO wetting spread. This is normal. LF mobilities are virtually non-existant with SAC alloys. However, the addition of varrying amounts of silver can (and does) improve mobility but, this comes with a price (paste
Electronics Forum | Wed Aug 16 12:07:55 EDT 2017 | ks0707
Reflow -> Wash ? And is there any difference among Leaded / Lead-Free, Water-soluble / No-clean and One-side / Top&Bottom ? If there are any correlations with Wash-process, please send me those information too. Also, if I can get same information f
Electronics Forum | Mon Sep 29 10:04:40 EDT 2008 | illheader
Has anyone used lead free 99C bar solder/paste? Looking for more information other than what the manufacturers give you. Thanks
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