Full Site - : bake pcb before reworking (Page 28 of 44)

Rigid Flex Wave Soldering

Electronics Forum | Wed Apr 04 14:29:16 EDT 2007 | rgduval

Anyone have experience wave soldering rigid flex assemblies? I've just picked up a new job from a customer; it's a rebuild for the company, but new to me. The customer had previously taken their business elsewhere due to delamination problems with

Part of PCB silkscreen turns yellow brownish

Electronics Forum | Thu Aug 28 23:15:44 EDT 2014 | phyllishwl

Hi all, Our production reported that they found 3 panels out of 53 panels with strange phenomenon after reflow. 1/ Blister / Delamination of PCB panels, 2pcs blister/delamination under solder mask, 1pc under Gold plating at Gold finger 2/ Silkscr

Cleaning Oxides from BGA's

Electronics Forum | Sat Oct 19 08:06:06 EDT 2002 | johnw

You know I knew I used this forum for a reason, probably the most complete knowledge base going. I too use Indium and yoru right the minite you hit any stuborn oxides then your bust. The problem however is that the customer tends to dictate what we

Re: IR rework stations

Electronics Forum | Tue Sep 28 04:07:33 EDT 1999 | Jacqueline Coia

| | | | | | | Hiya, | | | | | | | | | | | | | | Could anyone please suggest recommended manufacturers of | | | | | | | IR rework stations for the removal of various SMT comps. | | | | | | | | | | | | | | Cheers | | | | | | | | | | | | | Why IR ?

Re: IR rework stations

Electronics Forum | Tue Sep 28 04:27:04 EDT 1999 | Wolfgang Busko

| | | | | | | | Hiya, | | | | | | | | | | | | | | | | Could anyone please suggest recommended manufacturers of | | | | | | | | IR rework stations for the removal of various SMT comps. | | | | | | | | | | | | | | | | Cheers | | | | | | | | | | | |

Re: BGA repair/rework

Electronics Forum | Sat Mar 06 12:33:21 EST 1999 | Dean

| | I'm having a fun time between BGA rework/repair using an SRT 1000 and SPC efforts (much easier) using DEK stencil printing processes and BTU reflow with 6 Fuji lines in between. | | Concerning the BGA stuff, I'm getting about 60% success using

Re: Is it possible to rework this BGA socket?

Electronics Forum | Wed Jan 06 23:49:48 EST 1999 | Chris G.

| Hey All you Einsteins out there!! | | I gotta' problem...('course you do Steve, or you wouldn't be bugging the TechNet now would you?) I had a phone call from a acquaintance of mine wanting to bring two prototype boards over to rework a BGA socket

Re: BGA Repair Problems

Electronics Forum | Wed Aug 12 14:39:09 EDT 1998 | Mike C

| Have an SRT w/preheat, 18 layer board all copper, 456 BGA needs to be removed and replaced. The manufacturer is Chip Express and during reflow it warps up or down. Causing either opens or shorts on the corners. I was using gel flux with multiple

Lead-Free BGA Rework

Electronics Forum | Thu Jun 28 16:55:45 EDT 2007 | hegemon

Hey Brian, Did you use the auto profile feature on your DRS25 machine to arrive at your profile? Our DRS25 has been doing quite well at larger BGA components. Most critical is a good preheat until the PCB reaches at least 140c, followed by a 2degC

Re: SOLDER ON GOLD

Electronics Forum | Thu Dec 28 20:56:08 EST 2000 | Dave F

This is not a real demanding job. We've talked about materials sources before, check the fine SMTnet Archives. Responding to your question, try: Circuit Repair Rowley,MA 508-948-7973 [Jeff Ferry is a contributor to SMTnet, so ya gotta go there fir


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