Electronics Forum | Tue May 07 07:41:33 EDT 2002 | Sir Alexandr
Hello ! That was an one of our troubles. But we decidet it. Our way : 1. Vibrofeeders of Phillips may be ajusted for special ironrails , horisontallylairs , so IC goes permanently and correctly, also we create some acceptable subfeeder for Phillips
Electronics Forum | Wed May 08 10:56:32 EDT 2002 | cmay
If you are talking about "low" volume another option you could consider is using a waffle tray. At a previous company we made low volume high value flexi-rigids. Like you, no-one would buy volume on reels. Luckily we had our own machine shop and we m
Electronics Forum | Sun Apr 21 09:34:03 EDT 2002 | hany_khoga
Dear all: We need to glue some chip capacitors (0603 & 0805) before continuing the process of placing the topside SMT components. As a subcontractor we received the whole materials including the glue. After experimenting several temperature profiles
Electronics Forum | Mon Apr 22 13:05:52 EDT 2002 | davef
Try: Somar Corporation, 11-2, Ginza 4-chome, Chuo-ku Tokyo 104-8109, JAPAN http://www.horiba.co.jp/ +81 3 35422151 +81 3 35422056 Not to imply there is anything wrong with Somar's material [having never used the material], just looking at an alterna
Electronics Forum | Mon Apr 22 16:55:42 EDT 2002 | russ
Greetings All, Anybody out there experiencing white residues after cleaning? We currently use a batch cleaner to clean water soluble fluxes. this cleaner makes its own DI water by means of carbon and resin tanks. After cleaning there are residues
Electronics Forum | Tue Apr 23 14:20:48 EDT 2002 | russ
We have not yet sent this out for analysis, So, I don't really know what it is. initial evaluation would lead me to believe that it is flux since it is only present on the solder joints themselves and nowhere else. I noticed that you also mentioned
Electronics Forum | Mon Apr 29 04:57:28 EDT 2002 | madreindeer
Hi, That is very common in WS pastes.It is white residue (Salt) Usually it�s not dangerous it only looking bad. I think best way would be contact your paste supplier and they should know what would take a stain off if not, change supplier. There i
Electronics Forum | Mon Apr 29 09:54:46 EDT 2002 | davef
MadReindeer If this white residue is salt, * Why do you say is the presence of it 'not dangerous it only looking bad'? Don't salts sometimes go into solution with moisture on the board from humidity in the air and form cathodic plating shorts betw
Electronics Forum | Wed Apr 24 03:24:53 EDT 2002 | Gang shen
today I succeed placing the BGA at the other table(table2), the part data is only changed with "pitch_limit"=50%,lead_check_ area=50%,lead_brightness=0. but when I process vision at the tale1(which equipped the MTU),still failed,the error message is
Electronics Forum | Thu Apr 25 21:58:54 EDT 2002 | Gang shen
thank all of your kind help.today I set the camera gain and offset same as the camera2,the gain is 180,and the offset is 105. First the vision process is failed to pass ,later I found the size of the BGA ball in the screen is so smaller than the rea