4 Layer ENIG rabin rami PCB 12026

PCB da aka ƙera rabin rami bayan ƙirƙirar katangar ramin jan ƙarfe jan ƙarfe, ragowar burr, karkacewa ya kasance matsala mai wahala a tsarin gyaran masana'antar PCB. Musamman duk jere na ramukan rabin kwatankwacin ramukan hatimi, ramin ya kai kusan 0.6 mm, nisan bangon ramin shine 0.45 mm, tazarar adadi na waje shine 2 mm, saboda tazara ƙanana ce, yana da sauƙi don haifar da gajeriyar hanya saboda na fata na jan karfe.

Hanyoyin ƙirƙirar PCB na rabin ramin ƙarfe ƙarfe sune gongs na injin injin CNC, injin bugun inji, yanke V-CUT da sauransu, waɗannan hanyoyin sarrafawa don cire buƙatar ɓangaren ramin don yin jan ƙarfe, ba zai iya kaiwa ga ragowar ɓangaren ramin rami na PTH na sauran waƙar jan ƙarfe, burr, babban rami bango jan ƙarfe fata, ɓoyayyen abin mamaki. a gefe guda, lokacin da aka ƙera rabin ramin ƙarfe, saboda tasirin faɗaɗa PCB da raguwa, daidaiton matsayin rami da daidaita madaidaici, girman girman ramin rabin rami a hagu da gefen dama na ɗayan ɗayan yana da girma , wanda ke kawo babbar matsala ga taron walda.