Ukuhlaziywa kwamathiphu okuhlanza amabhodi wesifunda we-PCB

Amabhodi esekethe e-PCB asetshenziswa kabanzi e-China, futhi ukungcola kuzokwenziwa ngesikhathi sokukhiqiza amabhodi esekethe aphrintiwe, okuhlanganisa uthuli nemfucumfucu enqubweni yokukhiqiza njengezinsalela zokuguquguquka nokunamathiswa.Uma ibhodi le-pcb lingakwazi ukuqinisekisa ngempumelelo indawo ehlanzekile, ukumelana nokuvuza kuzobangela ukuthi ibhodi le-pcb lihluleke, ngaleyo ndlela kuthinte impilo yesevisi yomkhiqizo.Ngakho-ke, ukuhlanza ibhodi lesifunda se-pcb phakathi nenqubo yokukhiqiza kuyisinyathelo esibalulekile.
Ukuhlanza okunamanzi amancane kakhulu kusebenzisa izincibilikisi zemvelo namanzi akhishiwe, kanye nenani elithile lezinto ezisebenzayo nezithasiselo.Lokhu kuhlanza kuphakathi kokuhlanza i-solvent nokuhlanza amanzi.Lezi zihlanzi ziyizincibilikisi eziphilayo, izincibilikisi ezivuthayo, i-flash point, ubuthi obuphansi, futhi ziphephile ukusetshenziswa, kodwa kufanele zigezwe ngamanzi bese zomiswa ngomoya.
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Ubuchwepheshe bokuhlanza amanzi buyisiqondiso sokuthuthukiswa kobuchwepheshe obuhlanzekile besikhathi esizayo, futhi kuyadingeka ukusungula umthombo wamanzi ahlanzekile kanye ne-workshop yokukhipha amanzi.Ukusebenzisa amanzi njengendawo yokuhlanza, ukwengeza izinto ezisetshenziswayo, izithasiselo, ama-corrosion inhibitors kanye nama-chelating agents emanzini ukwenza uchungechunge lwama-ejenti okuhlanza asekelwe emanzini.Ama-solvents ane-aqueous kanye nezinto ezingcolile ze-polar zingasuswa.
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Isetshenziselwa inqubo ye-soldering ngaphandle kokuhlanza i-flux noma i-solder paste.Ngemva kokuhlanganisa, kuya ngqo kunqubo elandelayo yokuhlanza, akusekho ubuchwepheshe bokuhlanza mahhala okwamanje ubuchwepheshe obuhlukile obusetshenziswa kakhulu, ikakhulukazi imikhiqizo yokuxhumana yeselula ngokuyisisekelo iyindlela yokusebenzisa isikhathi esisodwa esikhundleni se-ODS.Ukuhlanza i-solvent kusetshenziselwa ikakhulukazi ukuchithwa kwe-solvent ukususa ukungcola.Ukuhlanza i-solvent kudinga okokusebenza okulula ngenxa yokuguquguquka kwayo okusheshayo nokuncibilika okuqinile.


Isikhathi sokuthumela: May-18-2022