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Re: Environmental Issues

Electronics Forum | Fri May 22 11:56:04 EDT 1998 | Bill Schreiber

| | | Y'all: IPC set-up a site addressing the environmental issues of the printed circuit fabrication industry. Some of it is interesting and applicable to the assembly business as well, even though not aimed directly at assemblers. IPC has recent

Heller Heating Element

Electronics Forum | Tue Nov 13 00:05:11 EST 2012 | eadthem

Typical problems with our heller 1707 EXL would be blower issues. We have almost replaced every blower on the top sense purchase. Fortunately Heller is very good about honoring there warranty on the blowers which is quite long, Might be lifetime not

Re: Dross/Oxide problems with wave soldering machine

Electronics Forum | Mon Jan 31 12:24:24 EST 2000 | Dave F

Robert: Several points: 1 Dross is a mixture of various things with no "fixed" composition: � The obvious things are metal oxides mixed with metal and this can vary in color with temperature and composition - remember some intermetallic oxides form

Re: To clean or not to Clean??

Electronics Forum | Mon May 31 15:09:56 EDT 1999 | JohnW

| | | | | | | | I have always thought it to be a good practice to wash SMA's with water soluble paste (WS609) soon after reflow. Is there a time limit as to how long a board should sit after reflow before washing said board? For instance; processi

Re: To clean or not to Clean??

Electronics Forum | Mon May 31 15:10:14 EDT 1999 | JohnW

| | | | | | | | I have always thought it to be a good practice to wash SMA's with water soluble paste (WS609) soon after reflow. Is there a time limit as to how long a board should sit after reflow before washing said board? For instance; processi

Re: Environmental Issues

Electronics Forum | Fri May 22 13:14:42 EDT 1998 | Earl Moon

| | | | Y'all: IPC set-up a site addressing the environmental issues of the printed circuit fabrication industry. Some of it is interesting and applicable to the assembly business as well, even though not aimed directly at assemblers. IPC has rece

Re: PCB fab supplier supplier/evaluation

Electronics Forum | Sun Aug 08 11:15:32 EDT 1999 | Earl Moon

| | Mike, | | | | Got your message and those of others concerning PCB fab supplier evaluation and qualification check lists, etc. I have a severe problem here in WI as I can hardly access the internet, and when I do it is cut off abruptly for no goo


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