Electronics Forum | Thu Feb 08 12:16:05 EST 2001 | Antonio
I wasn't specific which type. But all this info helps. Thanks a bunch fellas...
Electronics Forum | Mon May 10 18:43:23 EDT 2004 | steve davis
Just curious what stencil company are you currently using? What style of aperture are you using for the componet?
Electronics Forum | Fri Jul 06 18:17:34 EDT 2001 | davef
We find no solder balls after washing our boards. It works GREAT!!! ;-) Probably more to the point, look at "Circuits Assembly" 7/01, p 40, "Eliminating Solder Beads In No-Clean PCBs". "Solder mask type & composition are the greatest contributor t
Electronics Forum | Mon Jul 16 19:27:27 EDT 2001 | eliishee
I have no choice, as per customer's request to remove the solder balls. Can i use water to clean away the solder ball since i'm using RMA solder paste not the water soluable paste.
Electronics Forum | Mon Jul 16 19:36:09 EDT 2001 | steven
I hv no choice as per customer's request to remove the solder balls. Can i just use water to clean away the solder balls since i'm using RMA solder paste and not the water soluable paste?
Electronics Forum | Thu Jul 05 07:34:57 EDT 2001 | steven
what is the main reasons that casuing solder ball during reflow? and how to remove them? (mostly arround the connector leads or between the 2 0402 chips). solder paste is RMA type. need advise. thanks
Electronics Forum | Thu May 06 10:28:27 EDT 2004 | Bryan She
Modify your stencil aperture shape...reduce the solder paste deposited on pad,will reduce the solder balls.Be sure your reflow profile are good before doing this.rising slope is very important. This is my opinion.thanks. Bryan
Electronics Forum | Thu Jul 05 09:27:05 EDT 2001 | blnorman
Our solder ball problem is linked to moisture. If the paste sits on the board too long (especially during our humid summer months) we experience the problem. As far as the problem being specific to components or areas of the board, maybe some of th
Electronics Forum | Fri Jul 06 04:02:28 EDT 2001 | eliishee
Thanks guys for all the input. i'm still struggling to find out the main cause. at time being, urgently need a suggestion of a effective way to remove all these solder balls. THANKS AGAIN.
Electronics Forum | Wed Jul 18 02:09:50 EDT 2001 | winnifred
Steven, You CANNOT just use water to clean away the solder ball when u hv used RMA paste.
WINTECH provides new/used/pre-owned SMT, AI & PCB Assembly (PCBA) equipment of various brands. Also supply service, modification & original or local-made spare parts. We are also an appointed agent for well-known brands.
Equipment Dealer / Broker / Auctions
NO. 1 LORONG SAGA JAYA 6
PERAI, Malaysia
Phone: 6043809899
