Electronics Forum: stencil (Page 39 of 540)

Blocking stencil apertures (on purpose)

Electronics Forum | Mon Apr 28 09:53:10 EDT 2003 | kmorris

I've got a set of apertures on a stencil that I would like to "plug" or block off. In the past we've done this with Kapton tape, but since this location is close to a fine pitch component, the thickness of the tape prevents good gasketing at the fin

Solvent for a stencil printer

Electronics Forum | Tue Feb 17 16:10:21 EST 2004 | pjc

Speedline MPM has recently completed a study on solvents that are available to use in stencil wiper solvent systems. Until now there has been a small number of solvents that have been deemed safe to use. This was due to the fact that a majority of th

Best practice for stencil cleanning

Electronics Forum | Thu Jun 10 16:58:40 EDT 2010 | daxman

I've worked at several companies that have used Smart Sonic ultrasonic cleaners. About a year ago, we purchased the Smart Sonic 1550 and Enviroguard. The Enviroguard produces DI water for rinsing and also handles the solder waste. Also, Smart Sonic h

Auto stencil printer or AOI

Electronics Forum | Tue May 15 17:24:52 EDT 2012 | jeremymek

Hi Before I say anything I ll qualify who I am. I work for a AOI/SPI manuafacturer Automatic printer is your best option for small runs. Print process is responsible for a vast number of solder defects and improving here is your best start. Have a

Ekra E4 stencil wipe problem

Electronics Forum | Thu Sep 08 13:14:11 EDT 2016 | claudea2

Hello, we have an Ekra E4 that we bought used and the stencil wipe never worked. We found that the air tubing for the up (black)& down (blue) of the wipe roll is missing. There are 2 push connectors for up and 2 for down to receive the tubes. Does an

Re: D Pak stencil apertures

Electronics Forum | Fri Dec 10 10:25:59 EST 1999 | Wolfgang Busko

Hi Larry, you might find something looking for the thread "D-Pak misalignment Problem - Kantesh Doss 23:43:23 12/02/1999" Good luck Wolfgang

Re: SPC on stencil printer

Electronics Forum | Tue Jan 12 19:07:07 EST 1999 | Earl Moon

For process management with SPC of the stencil printing process with a fully automatic stencil printer, what process outpur parameter would you recommend for SPC? It appears to me that there are two options: A: to have a pn chart bas

Blocking stencil apertures (on purpose)

Electronics Forum | Thu May 01 07:17:35 EDT 2003 | davef

Why not fill the apertures with paste and let the paste dry-out? We have found that a hammer and chisel are very effective for removing dried paste.

Solvent for a stencil printer

Electronics Forum | Mon Feb 16 16:23:32 EST 2004 | blnorman

We tried Ionox BC in our MPM, but evidently a feed line came loose allowing the Ionox to spray, flood, whatever on the inside of the machine. The Ionox ate through some of the insulation on the wires. As long as it stayed in the plumbing, it worked

Solvent for a stencil printer

Electronics Forum | Mon Feb 16 16:37:40 EST 2004 | adlsmt

I would try it dry first, we have never used solvents in our SPM, AP-20 or UP2000. Wipe every 4 to 10 boards. Normally dont have to wipe when using epxoy.


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