Electronics Forum: ws619 lead (4)

Best Alpha Lead Free WS paste??

Electronics Forum | Thu Jan 17 17:54:22 EST 2008 | dman97

Stay far away from the WS619 paste. It is a nightmare to get a decent solder joint out of it. And dont get me started on voiding issues with this paste. We eventually started to use Indium 3.2 lead free "water wash" paste and this drastically reduced

WS619LF solder paste

Electronics Forum | Thu Feb 07 05:24:16 EST 2008 | muarty

I would advise that you clean the stencil thoroughly at least every 4 hours, also though it is worth cleaning the stencil top and bottom after any breaktimes. To avoid solder paste drying off in stencil apertures. Best piece of kit I've purchased was

Express Newsletter: ws619 lead (692)

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