Electronics Forum | Thu Jan 16 17:54:12 EST 2003 | Ren�
Hi burb , reflow temps are same than other profiles just follow your solder paste recomendations , Will help you a lot a solder paste with Silver , or if you want to eliminate completely the granular looking , use nitrogen with your oven ( You will s
Electronics Forum | Fri Aug 10 14:43:27 EDT 2007 | judym
When running some double sided reflow boards through the Heller oven, some of the caps/ res's are falling off the bottom side of the board. I understand if the parts are too heavy they wont stay in the molten solder, but these particular parts are no
Electronics Forum | Fri Mar 18 15:46:14 EDT 2011 | remullis
I agree with the comments below. I see no difference with lead free. Across five reflow ovens our external nitrogen tank was about 14' tall and 7' round. I am with a different company now due to the great ole american "lets send product out of the co
Electronics Forum | Fri Nov 24 07:10:39 EST 2000 | Chris May
Sarry, Word on the street is that your profile will have to be hotter, maybe up to 20C hotter, I have trialled lead free. The sales guy said, "Right, lets reprofile your oven ! I said, "No, lets try it as it is.....! The results were fine, as the
Electronics Forum | Fri Feb 10 15:19:28 EST 2006 | Chunks
Wow, how people get off track. You'll probably see OK joints, but the flux will be burt. Your boards will prob. discolor and possibly delaminate. Some of your parts amy discolor too. Depending on your paste, you will probably see some balling/bea
Electronics Forum | Mon Jul 10 08:24:32 EDT 2006 | dougs
Hi Rob, Thats the thing, there seem to be no datasheets available, only catalogue pages on the distributers website. PBT is not listed on these pages. I'm thinking about takin g the other suggestion and running a couple of samples through the o
Electronics Forum | Thu Sep 24 04:49:45 EDT 2009 | d0min0
that crossed our minds - overloading of the oven but in reality we produce 5 references with very little output difference (close to 2 sec difference) so it should be a problem since a few yeats and on all references...? no only on 2 references from
Electronics Forum | Tue Feb 08 16:28:09 EST 2011 | peterkim
Hi. My name is Peter Kim from Tamura H.A. Machinery, Inc. We are in US supporting all North America region. To gain more information regarding Tamura soldering equipments please contact our office at 619-661-8275 or e-mail me at peter_kim@tamura-ha.c
Electronics Forum | Sat Oct 10 04:58:18 EDT 1998 | Tony B
| *Reply to: ericr@nj.tanon.com | | Without going into a lengthy explaination {at this time}, has anyone experimented, tested, evaluate, and/or 'perfected' an SMT double-side reflow process. Presently I'm using a Kester R593 OA (water soluble) Sn63/
Electronics Forum | Wed Sep 15 12:07:50 EDT 1999 | Earl Moon
| | Hi, | | | | Can someone pls suggest to me the best reflow temperature setting | | for a force air convection oven. The details is as follow. | | 1) Heller 1700s | | 2) 12 zone---6 top and 6 bot | | 3) Solder paste --- Qualitek 691 non clean | |
