Electronics Forum: (4) (Page 627 of 662)

Re: Solder FINES vs. Solder Balls

Electronics Forum | Thu Apr 15 15:07:20 EDT 1999 | Mark Charlton

| | | Can someone explain the difference between solder "fines" and solder balls? Is there an official specification where "fines" are defined? What is the spec for "fines"? | | | | | | I consider "fines" individual unmelted metal spheres that ar

Re: Solder FINES vs. Solder Balls

Electronics Forum | Sat Apr 17 12:00:12 EDT 1999 | John W

| | | | Can someone explain the difference between solder "fines" and solder balls? Is there an official specification where "fines" are defined? What is the spec for "fines"? | | | | | | | | I consider "fines" individual unmelted metal spheres t

Re: Solder FINES vs. Solder Balls

Electronics Forum | Sun Apr 18 00:26:29 EDT 1999 | Vic Lau

| | | | | Can someone explain the difference between solder "fines" and solder balls? Is there an official specification where "fines" are defined? What is the spec for "fines"? | | | | | | | | | | I consider "fines" individual unmelted metal sph

Re: Proflow of DEK screen printer

Electronics Forum | Tue Sep 07 15:28:13 EDT 1999 | Earl Moon

Listed below are the issues Viking has been experiencing since the installation of the Proflow Head: 1. After installing new 350mm Wiper foil with metal strip glued on it, It worked for about a week and suddenly metal stri

Re: Proflow of DEK screen printer

Electronics Forum | Wed Sep 08 08:25:26 EDT 1999 | Brad Kendall

Listed below are the issues Viking has been experiencing since the | installation of the Proflow Head: | 1. After installing new 350mm Wiper foil with metal | strip glued on it, It worked for about a week and suddenly meta

Re: Rework

Electronics Forum | Fri Mar 10 15:47:35 EST 2000 | Casey Scheu

Russ, As I stated earlier 100% satisfaction guaranteed. I'd like to address a couple of your problems. 1. Lack of TC control. I don't really understand this issue. The system is a closed loop system w/ the TC located directly in the nozzle block.

Re: BGA PAd Soldermask

Electronics Forum | Wed Feb 16 21:51:29 EST 2000 | Dave F

Kurt: Lots of choices, not many of them good, yano. 1 So LPI has taken over the market pretty nearly 100%, but it won't "tent" reliably, because it is not very viscous when applied and drops into the hole. So then, tenting/plugging with LPI is bad

bad connections, or not?

Electronics Forum | Mon Jan 15 14:25:54 EST 2001 | davef

Let me make several points on this issue � POINT 1: Let�s be basic � Soldering and welding are examples of process that the quality types call "special processes". Special process. The results of special processes cannot be verified fully by subs

Re: Sn/Ag Terminations with Sn/Pb Solder

Electronics Forum | Sat Jan 06 10:27:07 EST 2001 | Dave F

This is a very timely topic, as we drift [buffeted by the combined wind of everyone down-stream in the supply chain ] on waves carrying all of us from the land of lead to the land of no-lead. I want to say there was a recent trade journal article pu

Re: BS

Electronics Forum | Thu Aug 24 15:12:29 EDT 2000 | Earl Moon

I don't entertain the forum like JAXSUN. I never have played games but for some humorous insights. I, when participating, never complained until management provided only more incentive to advertisers than forum members. That said, the following is a


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