Electronics Forum | Tue Feb 27 13:43:42 EST 2007 | wavemasterlarry
Thanks Russ. Everyone knows that when you clean your wave you wear a dust mask. Well that tells ya the lead is flying around. So same goes fr your oven. Hot solder paste turns into the lead. And like a wave it is very hot. Hot stuff vaporizes l
Electronics Forum | Thu Dec 14 21:53:07 EST 2006 | davef
Use the thermal recipe suggested by YOUR paste supplier, as the starting point.
Electronics Forum | Tue Jun 01 11:51:48 EDT 1999 | Dave F
| We have experienced problems with chlorine damaging certain components, is there anyone with similar problems and possible solutions ? preferably info about a source for chlorine free solder paste | | Thanks | | James | James: There is no chlor
Electronics Forum | Thu Nov 30 17:31:41 EST 2000 | Larry C.Dyck
i am looking for info on lead free solder screen printing
Electronics Forum | Thu Nov 03 09:43:55 EST 2005 | lupo
Check flux penetration and type of flux. How much is solid contents. The solder filling is better under Nitrogen. Check the time (speed) of the nozzle whether is correct. Usually For SAC305 the temperature of bath is 320C/degrees, but only for sel
Electronics Forum | Fri Jan 30 06:28:42 EST 2009 | gregoryyork
Hi Armando Hotflow 7 is a big machine and one of the best Reflow ovens around (in my opinion), well suited for Lead Free. A typical 1.6mm board has the following settings for Lead Free SAC305 paste All Temperature settings are Top and Bottom Prehea
Electronics Forum | Thu Nov 30 20:41:35 EST 2000 | Roland
Larry, SMTnet.com did an Onboard Forum regarding lead free solder. The link : http://www.smtnet.com/onboard/get_forum.cfm?session_id=4& Also, I did a search of the SMTnet forum (left side of most pages-please be patient it takes a moment) using th
Electronics Forum | Thu Nov 30 22:47:54 EST 2000 | CAL
Contact Lee Whiteman @ ACI/empf. Lee is an industry expert in Leadfree soldering. He has also ran an IPC leadfree work shop involving a DOE on Leadfree Screen Printing. Lee can be reached at lwhiteman@aci-corp.org or 610-362-1200. Best regards, Cal
Electronics Forum | Wed Nov 02 12:08:40 EST 2005 | chunks
It could be lack of preheat or flux. You can verify the flux by hand applying. I'll bet it's lack of preheat though. That's usually the case with selective solder.
Electronics Forum | Tue Oct 21 23:28:59 EDT 2003 | xz xiao
We all know the Lead Free process is trend, so we trial run it, now it is only my comment that we have a good achievement after several tries,we have taken serveral photos about Lead Free process with ErsaScope. 1.The surface of the solder joint are
