Electronics Forum: dreamsniper (Page 5 of 6)

Re: no clean rework

Electronics Forum | Tue Aug 10 07:47:12 EDT 1999 | Brian

hello to everybody, we have a really satisfactory no clean process, both smt/reflow and wave soldering, but we get troubles with defects rework; does anybody know how to eliminate flux residues or how not to produce them during rew

Re: no clean rework

Electronics Forum | Tue Aug 10 20:22:15 EDT 1999 | Wayne Sanita

Hello, Could be that touchup operators are using too much flux. What are you dispensing flux with. Disposable or refillable flux pens are good to have around. hello to everybody, we have a really satisfactory no clean proc

Reflow PBGA

Electronics Forum | Fri Jun 28 01:06:49 EDT 2002 | Dreamsniper

Hi Steve, We have a Heller 1088 (4 Zone Oven) and we are using Indium NC92 with 2% silver. My Oven setting is: Zone 1 Top & Btm 125 Zone 2 Top & Btm 145 Zone 3 Top & Btm 188 Zone 4 Top & Btm 265 Belt Speed 34 cm/min I have run a profile

Re: Reflowing a thru-hole part

Electronics Forum | Thu Sep 09 10:09:15 EDT 1999 | John Thorup

I have a board that has surface mount on both sides . On this board is a 22pin connector which is the only thru-hole part.This part is located on the component side. I would like to reflow this part. Can this be done? If so, how can this be don

Re: no clean rework

Electronics Forum | Thu Aug 12 09:02:08 EDT 1999 | Gian.D

Hello, Could be that touchup operators are using too much flux. What are you dispensing flux with. Disposable or refillable flux pens are good to have around. Good! could you suggest some suppliers name or address or web site or e.mail...

Re: Help! 2-layered Thru-Hole PCB Solder Mask/Soldering Problem

Electronics Forum | Thu Sep 30 03:17:45 EDT 1999 | Brian

Hi everyone, Greetings! I�ve got a 2-layered through-hole PCB�s having the following problems: Solder Mask peels after wave soldering at random locations and only at the bootom side of the PCB Insufficient Solder and some solder ne

Re: Help! 2-layered Thru-Hole PCB Solder Mask/Soldering Problem

Electronics Forum | Thu Sep 30 07:03:05 EDT 1999 | Scott Cook

Hi everyone, Greetings! I�ve got a 2-layered through-hole PCB�s having the following problems: Solder Mask peels after wave soldering at random locations and only at the bootom side of the PCB Insufficient Solder and some solder ne

Re: IR Versus Hot Air - Put-Up Your Dukes...........That's better.

Electronics Forum | Wed Sep 29 23:57:16 EDT 1999 | Jeff Sanchez

I finaly get a vacation and decide to go to the forum and low and behold it's hot air verses a small ray of sun.I read every thread and still failed to see any real argument either way? I love rework as an assembler. I hate rework as a shop owner

Re: Adhesive Dispenser Vs. Screen Printing Adhesives Pros and Cons

Electronics Forum | Thu Oct 12 22:16:59 EDT 2000 | Dreamsniper

Hi Guys, I'd like to share this to all of you...you can start playing with the rests...Stated prices, if not indicated, are in Aussie $ or Singapore $. Stencil Printing Adhesive Pros a) Less Capital Equipment Cost (Short Term). In reality it is f

Re: Help! 2-layered Thru-Hole PCB Solder Mask/Soldering Problem

Electronics Forum | Thu Sep 30 12:29:01 EDT 1999 | Dave F

Hi everyone, Greetings! I�ve got a 2-layered through-hole PCB�s having the following problems: Solder Mask peels after wave soldering at random locations and only at the bootom side of the PCB Insufficient Solder and some solder ne


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