Electronics Forum: chemical flux (Page 1 of 25)

Solder flux

Electronics Forum | Mon Jan 14 09:15:44 EST 2019 | davef

Suppliers list the contents of their products in a MSDS. Libraries of these sheets are listed online. Look up the product you're using there. A safety data sheet, material safety data sheet, or product safety data sheet is a document that lists info

flux residue after HAL

Electronics Forum | Tue Dec 26 10:54:37 EST 2006 | yusufgomec

We use hot air leveling (HAL) process in pcb production. HAL process is 3 steps. �n 1. step flux. 2. step is HAL. And 3. step is rinsing. As you know there is mustn't any flux after rinsing operation. Our flux chemical is water soluable. But there ar

flux residue after HAL

Electronics Forum | Fri Dec 29 01:25:32 EST 2006 | yusuf

About one year we have that problem with some of pcbs. Our customers told us about that. Because they can't mounting components on those pcb reason of flux residue. As you know flux not conductive chemical. We didn't change anything before having tha

Intel BGA flux type?

Electronics Forum | Sun Aug 07 01:49:58 EDT 2011 | xboxhaxorz

http://intelpr.feedroom.com/?fr_story=236a12fb4342ce6a578b40e8b7121d14c0bab751 Watching this video, i was wondering which type of flux they use for cleaning and for reattachment. I was unable to find the flux they use. Shown at 4:17 4:29 8:59 If un

Removal of No-Clean flux residue

Electronics Forum | Thu Sep 06 10:55:37 EDT 2001 | davef

saturation occurs at ppm levels. Remember, IPA is extremely flammable and its bulk use makes the plant liable to all sorts of quite repressive safety rules/regulations and so on. Ignoring these rules exposes the owner to fines and possible plant cl

flux on PCB's after cleaning

Electronics Forum | Wed Jul 21 17:49:52 EDT 2004 | jsk

problem: Too many solvents and boards are not clean Flux remains on the board after vapor degreaser and "Powdery" white residue after vapor degreasing Flux type is kester 186 Process: hand solder High Temp alloy, spot clean after hand solder e

Re: When using noclean flux or clean flux process?

Electronics Forum | Tue Sep 21 13:10:10 EDT 1999 | Dave F

Dear All, In order to understand the soldering technologies in SMT, I'd like to understand why some cards are soldered and then cleaned, or only soldered whitout water cleaning nor "ultra sound" wavelength. I mean that I wonder why we use

RMA flux Based Solder Paste

Electronics Forum | Thu Apr 05 12:25:01 EDT 2001 | davef

Talk about bucking the trend!!! OK, OK, I know some US military work still requires RMA. You�re both correct. Cleaning decisions for RMA fluxed boards are based on customers requirements. [Some do (clean) and some don�t.] Older US military speci

Re: When using noclean flux or clean flux process?

Electronics Forum | Wed Sep 22 02:45:23 EDT 1999 | Brian

Dear All, In order to understand the soldering technologies in SMT, I'd like to understand why some cards are soldered and then cleaned, or only soldered whitout water cleaning nor "ultra sound" wavelength. I mean that I wonder

Removal of No-Clean flux residue

Electronics Forum | Thu Sep 06 10:34:21 EDT 2001 | Mike Konrad

Hi Jeff, Sean is correct. Although ultrasonic technology will work in post-reflow de-fluxing applications, you will receive concerns regarding ultrasonic �damage� to wire bonded components. Much has been written to combat this belief but the conce

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Flux Connectivity
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