Ho ea ka pono ea microscopic, ho na le likoti tse ngata tse koahetsoeng, 'me boholo ba likoti li lekane ho lumella mecha ea litaba e senyang ka ntle (metsi, oksijene, li-ion tsa chloride, joalo-joalo) ho kenella ka har'a substrate,' me u tlas'a ntho e itseng. mongobo o lekanyelitsoeng, ketsahalo ea filamentous corrosion e etsahala.Ha 'mala o le motenya, masoba a fokolang a fokotseha, 'me karolo e ka tlaase e thibela ho bola.Joalokaha ho bontšitsoe setšoantšong, botenya bo fapaneng ba ho roala bo ama ho hanyetsa ha kutu.Liphetho tsa liteko li bontša hore ha botenya ba ho roala bo ka holimo ho 20μm, phello ea ho hanyetsa kutu e batla e tsitsitse.
Tšireletso ea ho koahela:
Boleng ba ho roala le ho sebetsa ho boetse ho ama ho hanyetsa ha kutu ea ho qetela ea lihlahisoa tsa ho roala mebala.Haeba leseli le entsoe ka poleiti ea motheo e batang (eseng ho kenyelletsa plating) ka kotloloho ho MCL, ka lebaka la lihlahisoa tsa tšepe tse hlephileng tse monyang mongobo, 'me ha ho ts'ireletso ea bobeli, ka hona lebelo la eona la kutu ka potlako, haeba botenya bo lekaneng ba zinki. (aluminium plating zinc / aluminium magnesium) substrate, e ka bapala karolo ea "firewall", e tla ntlafatsa haholo ho hanyetsa kutu ea lihlahisoa.
Nako ea poso: Jun-10-2022