Electronics Forum | Tue Feb 01 12:43:39 EST 2005 | jbrower
Hi Scott, My Heller is a bog standard Heller 1500 with an edge guide. There is nothing special about it. I would of course love to have a 7 zone oven, but...I have to use what is here at this time. My only concern with a 5 zone oven is the change i
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
Electronics Forum | Sat Nov 06 23:39:47 EST 2004 | hyabro
Do you think the impelers made of galvanized steel can support the hi temp atmospher for lead free applications ? If you think so please contact me I have a lot of thing to show you . hyabro
Electronics Forum | Thu Dec 11 09:15:06 EST 2014 | sreejhu
Hello Sir, Thanks for your reply. i just got a mail from the DIMA service group and they said the Oven setting is as follows: Max temp settings in each zone (Which is not the temperature on your product, but close to where the air flow comes out of
Electronics Forum | Fri Jul 02 17:05:26 EDT 2004 | blnorman
Depends on your specific application. Can you handle lower reflow temps? Can your parts handle higher reflow temps? What environment will your assembled product have to endure? Lot of different factors come in to play when choosing the right allo
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 | Fri Jan 19 11:42:40 EST 2007 | russ
yeah Jeff, i would make sure that you are not overheating part trying to get the balls to temp. Indium will sell you a couple of these cartridges for sure. Good Luck Russ
Electronics Forum | Sat May 20 22:09:43 EDT 2006 | Ola
Interesting... We had visitors from (maybe out of space) that claims that the fumes!!! from whithin the reflow leadead solder process in an oven can get caught inside the oven during time and later on when we fire up the beast to the lead free temp-p
Electronics Forum | Thu Jan 18 13:13:53 EST 2007 | russ
won;t recommend a paste since I propose that you do not use but here is a flux I have had great success with Indium tacflux 20B IPN 84283 No clean flux, Use this alone without paste and your BGAs will work!! What was your package temp during th
