Electronics Forum | Wed Aug 17 13:57:27 EDT 2005 | ppwlee
We have encountered what appears to be mask discoloration after wave soldering. The areas of concern coincide with the areas that were exposed selectively by fixtures during wave soldering, dominated by one date code of PCB with a slightly different
Electronics Forum | Wed Aug 17 22:41:37 EDT 2005 | davef
Peter are you having fun with solder masks erwat? We saw this years ago with LPI solder masks. It shows occasionally with other masks. We agree with Russ. If nothing [eg, alcohol, flux thinner, acetonitrile, or water] dissolves the haze, then it
Industry News | 2010-04-30 18:47:15.0
SMTA China announces that it presented awards for the 10 best papers/presentations and two best exhibits at the SMTA China East 2010 Conference Award Presentation Ceremony, held on Wednesday, April 21, 2010 at the Shanghai Everbright International Hotel in conjunction with the SMTA China Annual Breakfast Reception.
Industry News | 2018-10-18 08:55:30.0
Nitrogen Protection Reflow Oven
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4.0 Software Infrared Preheating Board Warp Compensation Auto Solder Nozzle Tinning Bullet and Mini-Wave Solder Nozzle Dual Solder Nozzles 75 mm Wave Nozzle Solder Pot Service Cart De-bridging Knife
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% Flux type ROL0 Alloy composition (%) Sn 40Pb Halide content(%) 0.0 Silver chromate paper test No discoloration Solder spread factor
