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201711/16In the design of wave soldering, lead-free wave soldering plug component pads, pad size size design should be appropriate....201711/16In the wave soldering, why the chain will shake it, our experimental test found that the root cause is friction, then how to accurately identify the cause of the problem...201711/16Poor tin in the wave soldering process is unacceptable shortcomings in the solder joints only partially tin, then what causes this defect happen, and today we analyze the reasons...
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201711/16Forced hot air convection is the best choice for SMT reflow soldering and lead-free reflow soldering. It has some different characteristics of infrared and other methods which...201711/16After wave soldering, lead-free wave soldering or solvent cleaning, a white residue was found on the substrate, usually a residue of rosin, which did not affect the surface resistivity...201711/16Lead-free reflow soldering production temperature was significantly higher than that of lead-reflow, the cooling function of the device put forward higher requirements...
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201711/16Knowing the spatter of solder splashes, we first understand what tin solder is, which is the major defect in the surface mount (SMT) process, occurring mainly around the chip...201711/16In the wave soldering process, the through-tin through-hole process refers to PCBA after coating flux to remove the oxide film, the contact with the solder peak and rely on the solder wetting....201711/16In the wave soldering process, how do we distinguish between what is the pinhole, what is the stomata, first of all we see from the surface of the external factors, the smaller the diameter...