Electronics Forum: stencil (Page 264 of 540)

Stenciling chipbonder.....

Electronics Forum | Thu Jan 23 09:40:09 EST 2003 | davef

Yes, my favorite Down Easter beers are: * Casco Bay Pils * DL Geary's Pale Ale * Kennybunkport Magic Hat Blind Faith IPA

Stenciling chipbonder.....

Electronics Forum | Thu Jan 23 10:56:57 EST 2003 | slthomas

Re: Brews: I'll remember that. Ob. Tech. Reply: #1) No. #2) You're right not to believe that. #3) There you go thinking logically again....STOP THAT. #4) That is an unknown. Didn't I tell you about all this already? check your email.

Plated through via's in pads.

Electronics Forum | Mon Feb 10 06:49:06 EST 2003 | bg

Specify a .1 mm diameter FHS with tolerance of +.3 -.1 using a .15 mm stencil.

Screen printing adhesive

Electronics Forum | Fri Feb 14 17:33:38 EST 2003 | dgjjr

We use Thermoset MA-420 on a pair of Elite 6920 printers. Excellent results. It took some experimentation with aperture sizes and stencil thickness but it works great.

Smart Sonic Equipment

Electronics Forum | Thu Feb 27 12:03:09 EST 2003 | blnorman

Anybody using Smart Sonic model 6000 stencil cleaner? We're looking to try one out on the production floor, but I figured I'd see if any one was using it and had horror stories or rave reviews.

TOMBSTONE DEFECTS

Electronics Forum | Sat Mar 15 00:52:18 EST 2003 | Grant

Hi, We had tomb-stoning on a product, and it was quite severe. We eliminated it by reducing the amount of solder paste on the small passible component pads. We used a 5 thou stencil, with 20% reduction, and it eliminated the problem. Regards, Gra

Solder paste dispensing

Electronics Forum | Tue Mar 18 07:53:39 EST 2003 | Paul Staniford

I am looking at dispensing solder paste using a Fuji GLV glue dispenser. This is to enable us to produce prototype pcb's without the need to purchase a stencil. Has anybody tried this before? If so what problems should I expect to encounter.

Rheometric Pump Vs Proflow

Electronics Forum | Tue Mar 25 21:57:27 EST 2003 | Dreamsniper

We are in the process of deciding which stencil printer will we acquire for our line and would like to identify which will provide us more benefit when it comes to enclosed print head. Can anyone give me some comparisons and problems or troubles that

Rheometric Pump Vs Proflow

Electronics Forum | Sun Mar 30 21:20:48 EST 2003 | Dreamsniper

Yes, I come from a land down under...currently participating in an unnecessary war in IRAQ! But what about paste replenishment on both heads? Wastage? Damage to stencil problems if any? Maintenance? etc... thanks for all your info but I think I nee

Stencil Design for Resistor Net Array 0402

Electronics Forum | Thu Mar 27 11:49:18 EST 2003 | kenlchin

In printing,the thickness of solder paste perpendicular to the Squegge direction is always lower 1 mil than that parallel to the Squegge direction,so Insufficient Solder may occur.I think you may slow printing speed or widen appertures to resolve it.


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