Electronics Forum | Tue Jan 20 10:00:25 EST 2015 | TM
Hello We are currently cleaning stencils from both process (PbSn and lead free) in the same cleaning machine. A customer is concerned about cross contamination of lead between stencils. Is there any test kit or tool that you can suggest to test the
Electronics Forum | Wed Nov 03 19:29:18 EST 2004 | hyabro
One of my customer had an oven made of galvanized metal. when he rised the temperature for lead free application the zinc from the alloy(blower turbine and housing,...) was melted and was removed .I offered to my customer an used oven tornado made by
Electronics Forum | Thu Oct 28 20:13:39 EDT 2004 | grayman
The same with Russ, I would look at Vitronics and BTU. based on my experience they give best results especially on the profile. Maintenace is also superb! BTU has modular blower, heater T/C assy. Vitronics is "XPM - NO PM System" Now, BTU offers lif
Electronics Forum | Wed May 11 11:36:43 EDT 2005 | rlackey
Hi Peter, There is no Silver in it, which even in small quantities (0.3%-4%) improves solderability. I would try and see a demo on a similar machine to yours with a similar product as everyone can get their solder to look great in lab/showroom site
Electronics Forum | Fri Oct 29 09:45:08 EDT 2004 | pioneertechnology
In 1995 we bought 4 Vitronics U520 reflow ovens with top heat only. We ran these ovens until 2003 for both curing and lead reflow with no problems. In 1998 we bought 1 U520 top and bottom heat and one U820 top and bottom heat and once again we had
Electronics Forum | Mon Jun 12 13:08:20 EDT 2006 | jbrower
Howdy Bolos, My question to you is why do you feel the need to buy new equipment? We've changed over our processes to lead free and used our existing equipment. Heller 1500 (5 zone convection reflow) Electrovert econopak (wave solder) Honestly we hav
Electronics Forum | Thu Feb 28 16:17:14 EST 2013 | barryg
Hi All, after many years of talking about it we WILL be setting up a lead free line. What alloys and products would you recommend. We are seeting up a new wave machine here soon and could us some input.thanks
Electronics Forum | Thu May 18 08:12:22 EDT 2006 | marc
smt You should have no issue using your exsisting oven for both leaded and lead free materials if the machine is capable of delivering the desired profiles. One aspect that makes a "lead free" oven is the design of the system. Ability to reach th
Electronics Forum | Thu Jan 18 08:31:09 EST 2007 | Jeff
Thanks. I will turn off the machine activated cooling and have the part cool down at room temp (no compressed air cooling). Can you recommend a good paste / tacky flux?
Electronics Forum | Tue May 16 07:32:05 EDT 2006 | aj
Contaminate your Leadfree Process with WHAT? What contamination are you concerned about? Its an oven - it doesnt care what you put in it... Your main concern is that you can achieve the desired Leadfree Profile...dont be confused or concerned whe
