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Category:PCB PCB Manufacturing
PCB manufacturing consists of many steps, such as PCB CAM, Panelization, Copper patterning, etc. This group is mainly talked about the problems during PCB manufacturing!
EstebanGood Morning Everyone, Could someone please tell me what the acceptable range is for HASL plating thickness. We have some raw boards with plating thicknesses ranging from 3-4 mils on a fine pitc...(view more)
WinnieSorry theres a mistake on previous question. It should be lead free component termination but non lead free solder alloy Sn63/Pb37. The reflow profile i am using : Soaking temp. 120 to 160 deg C; time...(view more)
CareyAny one use/experiment with one? Seems like a great idea, so I was wondering about the pitfalls.(view more)
Yair Almanza Armenta
rkrten1TT-400 Soldering Robot PROMATION adds Pre-Heat feature to it's new innovative TT-400 soldering robot. The preheater is equipped with slide rails and PCB spring tensioners to hold PCBs in place d...(view more)
gcasarrubias1. After reflow some boards start producing bumps/bubbles which damage the internal layers causeing PCBs failed in Electrical-testing. How can I eradicate this problem from my assembling process? ...(view more)
theo_bestenlehnerI have seen a few threads about delamination issues on IS410 laminate in RoHS applications. I have recently been running into a rash of issues on 4 different part numbers with a single PWB source. All...(view more)
g.noccioliIs there a guideline for the manufacturing of PC Boards? I find that my board changes dramatically from board house to board house, causing about 2% failure rate.(view more)
joffrey.perez.jpHello all, we are having issues with some specific package type aluminum caps we use while running lead free. We used to run these leaded with none of these issues. Basically we are not getting more t...(view more)
andrew_debbie
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