Electronics Forum: no intermetallics (4)

Touch or no touch-up

Electronics Forum | Fri Feb 11 09:44:01 EST 2005 | pjc

A touched-up solder joint is never as reliable as one soldered correctly by machine. Touching up adds more heat thereby increasing the thickness of the intermetalic bond. Our goal is to have the thinest intermetalic bond in our solder joints. The int

Touch or no touch-up

Electronics Forum | Fri Feb 11 01:36:22 EST 2005 | brown

OK I am counting someone knowing this. True or False, if my touch-up operators touch-up the smt solder joints too many times will this make the joint weaker? if yes why? and what happens to my intermetalic layer? I have insisted if it looks good don

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Express Newsletter: no intermetallics (24)

SMTnet Express February 28 - 2013, Subscribers: 26214

SMTnet Express February 28, 2013, Subscribers: 26214, Members: Companies: 13305, Users: 34373 Effect of Cooling Rate on the Intermetallic Layer in Solder Joints While it has long been known that the Cu6Sn5 intermetallic that plays a critical role

SMTnet Express - January 23, 2014

SMTnet Express, January 23, 2014, Subscribers: 26486, Members: Companies: 13559, Users: 35667 Testing Intermetallic Fragility on Enig upon Addition of Limitless Cu by Martin K. Anselm, Ph.D. and Brian Roggeman; Universal Instruments Corp

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