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Electronics Forum: used (Page 928 of 2487)

Conformal coating mask dots and halos

Electronics Forum | Thu Feb 25 10:30:21 EST 2010 | davef

It sounds like your poly dots are secreting something that affects coating thickness. Is this a function of the adhesive used by poly dot supplier?

Conformal coating mask dots and halos

Electronics Forum | Fri Feb 26 10:34:03 EST 2010 | kpm135

If I had to guess I'd say they're using a silicone based adhesive.

Conformal coating mask dots and halos

Electronics Forum | Mon Mar 01 09:17:56 EST 2010 | duso02

Hey....I think it might be the silicone adhesive! LOL Yeah, that'll do it. We use simple Shercon paper dots. Work like a charm. No evidence of "de-wetting".

Siemens Spare Parts

Electronics Forum | Mon Mar 01 23:36:56 EST 2010 | unipertsmt

I think Siemens uses a third party to supply spares for older equipment. Have you asked them if they do so. Also you can often find this older equipment for sale at inexpensive prices.

X-Ray Inspection

Electronics Forum | Tue Mar 02 15:41:08 EST 2010 | sparky_

Greetings, Can you recommend an X-Ray inspection system and recommend which ones to stay away from. Our use is for inspection of BGAs after re-work and repair - very low volume. Thanks Sparky_

Heller Oven communication error

Electronics Forum | Wed Mar 24 14:45:22 EDT 2010 | wrongway

Thanks Rob for letting use know what the cause was as we have a heller 1809 oven thats a 2005 year what year is your oven? Im thinking our battery probaly doesn't have a lot of life left yet either Thanks again

Screen Printing CSP's MPM UP2000

Electronics Forum | Tue Mar 09 07:05:47 EST 2010 | cyber_wolf

I would like some feedback on printing micro-bga's on MPM UP2000 machines. What type of tooling are you using,registration repeatability ect... Thanks in advance..

AQ-400 SMT-400CL pcb Cleaning system

Electronics Forum | Fri Mar 12 10:15:18 EST 2010 | adrnbntz

Any one know how to operate a AQ-400CL, SMT400CL cleaning machine, Bought a used one with out manuals... Please need help..need manuals or quick start-troubleshooting guide. Thx. Adrian

smd led storage

Electronics Forum | Fri Mar 19 03:13:35 EDT 2010 | mun4o

Hi, First check what the Moisture Sensitivity > Level of the LEDS is....you may need to ask the > LED manufacturer. Once you've established it is > moisture sensitive then follow latest version of > IPC JEDEC 33 spec. for storage of them and dryi

Material for Wave Soldering Jigs/Carriers

Electronics Forum | Fri Mar 19 04:53:12 EDT 2010 | magnifico

Please, can anyone suggest a good material for wave solder jigs or carriers? Been using Durapol but this material is quite expensive. Any alternative?

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