Electronics Forum | Mon Jun 07 03:03:12 EDT 2004 | Frederic
I have a question about solder paste. When the solder paste lost her tackines (dry out) how can i refresh this solder paste?. Can i add a little flux? or it is ban. I noticed that after reflow solder joints look shiny but i can see some discolour (f
Electronics Forum | Mon Jun 07 07:36:19 EDT 2004 | pjc
consult with the solderpaste mfr.
Electronics Forum | Mon Jun 07 09:29:17 EDT 2004 | Rob
Depends on the manufacturer but I know with Kester they strictly tell you once paste dries out it can never be brought back to usefulness. Adding flux will alter the properties of the paste and may affect the final product.
Electronics Forum | Thu Aug 19 03:09:52 EDT 1999 | Dr. Uwe Weber
we've received an inquiry if lead free solder for solder dips or surface mounting (cream solder) is available on a technical scale
Electronics Forum | Thu Aug 19 09:58:14 EDT 1999 | John Thorup
| | | we've received an inquiry if lead free solder for solder dips or surface mounting (cream solder) is available on a technical scale | Dr. Weber I'm not sure what you mean by "on a technical scale" but various no lead alloys are available in
Electronics Forum | Fri Mar 03 09:05:59 EST 2000 | Istv�n Dominik
I received data sheets from a paste distributor in which Amtech gives a recipe how you can mix solder cream. They deliver the flux in plastic jars and the solderpowder in foil packages. You must mix the two components with a simple mixing tool. Has a
Electronics Forum | Fri Mar 03 09:05:59 EST 2000 | Istv�n Dominik
I received data sheets from a paste distributor in which Amtech gives a recipe how you can mix solder cream. They deliver the flux in plastic jars and the solderpowder in foil packages. You must mix the two components with a simple mixing tool. Has a
Electronics Forum | Sun Mar 05 13:02:00 EST 2000 | dave
We used this type of paste in a fine pitch application for over two years with no problems. You must be very careful of any (dust)or spillage while mixing for obvious reasons. In my opion the very thing that makes it interesting "freshness" is also i
Electronics Forum | Sun Mar 05 13:02:00 EST 2000 | dave
We used this type of paste in a fine pitch application for over two years with no problems. You must be very careful of any (dust)or spillage while mixing for obvious reasons. In my opion the very thing that makes it interesting "freshness" is also i
Electronics Forum | Fri Mar 03 09:48:06 EST 2000 | Wolfgang Busko
I have heard about it. The main reason is to save money. The problem is, or better is said, that the mixing isn�t that simple for you got have a homogen paste afterwards and the solderballs shouldn�t be deformed in size so that problems during printi
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