Electronics Forum: underscreen problem (8)

DEK underscreen cleaning

Electronics Forum | Thu Apr 14 06:54:02 EDT 2005 | teera

hi! below are the item need to check: 1)top plate condition(under screen squeegee). 2)under screen clean contact position(with stencil) 3)make sure the thickness of wiper paper not so thick(not over 6o gm)becaue it will effect the vacuum suction. 4)s

Solder On Gold

Electronics Forum | Sun May 16 03:38:49 EDT 1999 | Zambri

I'm running memory module product- SMT double reflow ( 12 modules per panel). I'm using the epoxy base solder paste in order to reduce the flux spattering problem onto the gold finger which could lead to the intermittent contact problem. I don't fa

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