Electronics Forum: dpak wave solderiing (2)

Putting a center board support on lead free wave

Electronics Forum | Thu Apr 15 20:55:36 EDT 2004 | Ken

Try: Tungsten, tungsten carbide, ceramics like boron-nitride or how about pyrex glass? Glass blowers could make "hooks" that connect to a cross bar. I would NOT use aluminum (even if anodized). Try stainless steel 316. 303, 304 do not have enough

Reflow PBGA

Electronics Forum | Fri Jun 28 03:04:21 EDT 2002 | Dreamsniper

Forgot to include the following: Dwell time is from 55 secs to 68 secs. Indium specs for the paste is maximum peak @ 228'C and 30 to 90 secs dwell time above 183'C. PCB is a 6 layer board with Dimension of 205 x 166 mm but is slightly dense with 11

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