Electronics Forum: cr and reflow and oven (Page 7 of 15)

Printer and Reflow Oven Recommendations

Electronics Forum | Fri May 15 21:39:48 EDT 2015 | jlawson

Reflow.. 1.Rehm (Germany) - Best in Class Best overall process stability heating system ( Alot of makers have started to copy there VX heating arrangement ). COnveyor chains can be a bit more attention in terms of maintenance on rehm , but if foll

wave soldering and solder bridge

Electronics Forum | Mon Dec 17 13:58:54 EST 2007 | ck_the_flip

I made my own wave measuring device using KIC2000 system. KIC2000 has automatic wave detection, so now I have a profiler for both reflow ovens and wave solder. The delmat carrier only cost $500. A guy, Samir, from this forum gave me the idea, actu

Printer and Reflow Oven Recommendations

Electronics Forum | Fri May 22 12:42:43 EDT 2015 | deanm

Sr. Tech, you are right in that there is no verification of the profile. We are a Class 3 high mix OEM. We have visual inspection after SMT. We have not seen problems with wetting, grainy solder, cold solder, charred boards, etc. that would indicate

Discoloring of Soldermask and silkscreen

Electronics Forum | Mon Apr 12 19:28:26 EDT 1999 | Tom B

Netters, When I reflow a PCB there is a discoloration of silkscreen and mask. It appears if Profile is too hot! But I dont think so, maybe I'm wrong? 1. Kester 293 no clean 2. 2.1 C/s for 30s to 150 C 3. .5 - .7 C/s for 60s to 185 C 4. 1.5 C/s u

Cracking Capacitors and Solder Balls

Electronics Forum | Mon Jun 08 14:19:30 EDT 1998 | Gary Simbulan

Earl, et al, Boy things get old and cold around here fast. I promised more detail on my capactior problem and I thought I could drop something completely different in the same message and tell a tale of solder balls. First the caps. We still have

SPC - Reflow and Wave soldering

Electronics Forum | Wed Sep 11 12:52:14 EDT 2002 | slthomas

We have found that using the SPC capability of the profiler's pc software helps us identify oven malfunctions sooner than we would normally find it. The ovens tend to compensate for dieing or dead blowers by cranking the heaters on for longer cycles

Quad ZCR 941 and Lead Free?

Electronics Forum | Mon Jun 20 10:44:29 EDT 2005 | ??

I am sure you can reflow lead free in any oven but i thought i read that lead free requires a cooling stage to get the solder joints reflowed "correctly".

CCGA - Stencil design and Reflow Profiling

Electronics Forum | Tue Aug 13 02:33:04 EDT 2019 | ameenullakhan

Hi , Thanks for the reply. Yes CCGA was checked before placement and sending to reflow oven. The latest suspect form few cross functional team member is like. It is due to improper reflow profile " Column kick out " has happen. I am

and you think youve got it hard

Electronics Forum | Wed Jul 05 11:21:33 EDT 2006 | samir

At my 2nd company, I had a design EE come down, look at his product running down the line, looks at the reflow oven... He scoffs sarcastically...and then says, "What the hells so hard about this...you're just running it through an oven." Process an

and you think youve got it hard

Electronics Forum | Wed Jul 05 10:54:26 EDT 2006 | slaine

In the last couple of weeks ive been working with a new mechanical design engineer, i knew things were going to be difficult when i caught him putting a trial through a reflow oven using loctight thread lock to hold a smd led in place. but today i ha


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