Electronics Forum: iron (Page 64 of 71)

Has anyone heard of a no clean paste that can be cleaned in straight DI water ?

Electronics Forum | Thu Feb 01 17:34:45 EST 2018 | Mike Konrad

Thanks for the kind words Dave. At no point in my reply was I trying to sell anything. I apologize to anyone who believes otherwise. I agree with the poster, if assemblies are going to be cleaned, consider a flux designed to be cleaned. While this is

Re: Help I need DATA on Thermal shock caused by REWORK!

Electronics Forum | Sat Oct 02 03:27:52 EDT 1999 | Brian

I am currently in the middle of a company wide war and I'm looking for data (AMMO). Here are the problems: 1) I am looking for anyone who has done or seen any reports on Thermal Shock to smt parts and/or via holes caused by Soldering Irons at

Re: Things I Like Without Endorsing

Electronics Forum | Wed Jun 02 15:05:59 EDT 1999 | JohnW

To you all for comment and summary, The following things I like without endorsing (PCB/PCBA stuff - outside the great women in my life [many] and without [mostly]): 1) A good set of design rules 2) A good set of design rules meeting pro

Re: Removing RFI / RF Shields

Electronics Forum | Tue Jul 18 03:52:57 EDT 2000 | Jeff Sanchez

Dave, I will take a stab at this. Haveing not had the opertunity to be stuck in such a jam. I would take a piece a aluminum and cut out a whole the size of the shield.The aluminum plate should be the size of the board or larger. Use stand offs to

High tin content @ Wavesolder

Electronics Forum | Tue Feb 27 18:16:42 EST 2001 | davef

I have never seen excess tin [heard of it, just never seen it]. Excess lead yes, but tin no. See, tin oxidizes faster than lead. This means that dross has a higher tin content than the solder in the pot. So, with a very high dross machine, we regul


Electronics Forum | Thu Apr 19 21:49:29 EDT 2001 | davef

SCREENING... 1. Is type 4 paste necessarily required? [No, not unless you are using it for some other purpose.] 2. Is No-Clean Ok to use? [YES] 3. How thin stencil is required? 5 mils? [5 is OK, but I wouldn�t base the decision on the 0201. 6 mil is

Multitroniks, Quad System and Tyco Info

Electronics Forum | Wed Aug 01 09:36:17 EDT 2001 | Pete Barton

Jay, > > I agree with your assement and Chips on > the Quads. I once worked at a shop that had Quads > and DynaPerts(at the time) The perts were > slower(TIME) and required(EFFORT/PEOPLE) more > MAINTENANCE(more effort more people and more > re

Re: sm ic's

Electronics Forum | Mon Jul 26 05:02:33 EDT 1999 | Wolfgang Busko

We are going to smt ic's on the component side of our pcb's. The problem is we are going to have to do this by hand. We have a hot air station and vac pencil, but How reliable is this process. We've tried it on proto's and had some sh

Re: automatic stencil printers

Electronics Forum | Tue Jul 13 14:03:33 EDT 1999 | Earl Moon

We are looking to automate the paste printing portion of our SMT process. We are looking at used equipment from DEK and MPM from 1994 onward.(DEK 260 & 265 MPM AP20 & AP27) Does anyone have some feedback or concerns with any of these machines? Does

Re: Hot Bar Mfg.

Electronics Forum | Wed Jun 16 14:06:01 EDT 1999 | Jagman

A potential customer of our is inquiring if we have capability for Hot Bar manufacturing in the PCBA manufacturing world. If someone can explain to me what this entails, I would greatly appreciate it. Thank you. One

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