Electronics Forum: sn95 (Page 1 of 2)

90/10 & Lead Free Solder Balls

Electronics Forum | Mon Mar 26 10:40:14 EDT 2007 | solderiron

WaveroomPlus can offer the following Sn95.5 Ag3 Cu0.7 Sn95.5 Ag4 Cu0.5 Sn96.5 Ag3.0 Cu0.5 Sn97 Ag2.5 Cu0.5 Steve@waveroomplus.com

Do we have to go lead free???

Electronics Forum | Tue Feb 01 14:33:23 EST 2005 | George

I have been told that If you are not going to do business outside the USA then you don't have to worry about going Lead Free.. Is that correct? Also it seems everyone is leaning towards SAC305. What about SN95/AG4 instead???

Lead-Free SMD repair

Electronics Forum | Tue Apr 26 05:04:10 EDT 2005 | siverts

Sorry for my blackout, but here it comes: Solder paste: Senju 7100-GRN360-K1MK-VS Sn 95.5 Ag 3.9 Cu 0.6 Solder wire: Kester 24-7040-8834 Sn 96.5 Ag3.5 Regards,

RoHS solders and silver termination inks

Electronics Forum | Tue Aug 30 12:49:59 EDT 2005 | Ted

Slaine, We use a Pd/Ag thickfilm paste. Because of the leaching we had to start using solder pastes that have silver in it. For RoHS, we are using a solder paste with an alloy of Sn95/Ag05. We also have to double print the thickfilm pastes. I h

Solder Alloy

Electronics Forum | Wed Jun 20 08:46:15 EDT 2012 | jdengler

Hello all, We have a customer requesting the use of Sn95/Sb5. Of course they are in a hurry and I have not found any in stock. I need solder paste and cored wire. We can use water soluble or low residue (no-clean) flux. Anyone have a lead on a s

Pb free vapor soldering

Electronics Forum | Thu Dec 22 12:05:37 EST 2005 | Tony

Currently we are using a 2 step vapor soldering process to manufacture our std. lead soldered parts. The first step was done with a ls240 vapor fluid and the second was done with a ls200 fluid. Using a 221 deg C sn95/Ag5 solder for the first step a

Re: High temperature solder paste for gold plated MCMs

Electronics Forum | Sun Jan 30 21:56:05 EST 2000 | Paulvannan

We used Promosol Sn96.5/Ag 3.5 during our initial qualification for similar application. We could not achieve a shiny solder joint. Our changes to Sn95.5/Ag 4.5 does not improve the look. In order to confirm the reliability of the joint, I suggest yo

Do we have to go lead free???

Electronics Forum | Tue Feb 01 15:54:53 EST 2005 | jbrower

Hi George, The simple answer is that if you're company only does business in the US, or South america or Antartica or any where else that you aren't frozen out due to RoHS and the WEEE directives, then going lead free may not make sense. Unless your

PCB Material selection

Electronics Forum | Tue May 12 01:09:17 EDT 2009 | malmsteen

Thanks for replying Mr BoardHOuse. The product has to be RohS compliance. Surface finished is something that I am still considering and currently looking at either OSP or Immesion Silver. In short whatever combination that can produce high reliabili

solder paste for 200 degs c continuous operation?

Electronics Forum | Wed Mar 21 11:42:54 EDT 2012 | davef

Downhole solder suggestions, in order of preference are: * Kester Sn96.3Ag3.7. Most vendors do not stock straight tin-silver alloys, whose wallet is that fat? * SAC305 can usually be used in place of one of the copper-free tin-silver alloys in downho

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