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PCB thulaganyou e boto holim kalafo - phapang pakeng tsa khauta ho qoelisoa le Plating khauta

 

Ho na le e hlophisitsweng, 'maloa ka holim' a hatisitsoeng oa potoloho boto : hlobotse pcb boto (se kalafo holim'a), OSP, Hot Air ho batalatsa (etella pele thini, etella ntle thini), Plating khauta, qoelisoa khauta jj tsena bonahalang haholoanyane.

Phapang pakeng tsa khauta ho qoelisoa le Plating khauta

Ho qoelisoa khauta ke mokhoa oa deposition lik'hemik'hale. A lera lik'hemik'hale Ho thehoa ke ba ikutloa ka tsela lik'hemik'hale ho kena moea-phokotseho. Ka kakaretso, botenya e batlang e teteaneng. Ho e mosa ea lik'hemik'hale nikele-khauta-khauta lera deposition mokhoa, 'me a ka finyella teteaneng khauta lera.

Khauta plating e sebelisa molao-motheo oa electrolysis, eo hape a bitsoang electroplating. Tse ling tse ngata tsa dikalafo tšepe holim 'a boela electroplated.
Plating Hard Gold Bokaholimo Phekolo PCB
In the actual product application, 90% of the gold pcb board is the immersed gold pcb board,because the poor solderability of the plated circuit board is his fatal flaw, and it is also the direct cause of many companies to give up the gold plating process!

Ho qoelisoa thulaganyou e khauta beha ka holim 'a mapolanka hatisitsoeng oa potoloho le' mala o tsitsitse, khanya e ntle, plating boreleli, le solderability molemo tsa nikele khauta plating. Ha e le hantle e ka aroloa ka mekhahlelo e 'nè: pele ho kalafo (tloswa ha oli, senang-mananose, Tshebediso ya, poso-ina), nikele pula, khauta tse boima, poso-kalafo (litšila hlatsoa metsi, hlatsoa Di metsi, omisa). Ho qoelisoa khauta botenya e pakeng tsa 0.025-0.1um.

Khauta e sebelisoa ho phekola holim 'a mapolanka hatisitsoeng oa potoloho ka lebaka la conductivity lona phahameng ea motlakase, e ntle ho kena moea hanyetsa,' me lifespan e telele. Ka kakaretso ho sebelisoa e le mapolanka senotlolo, khauta monoana pcb mapolanka, joalo-joalo The phapang e khōlō pakeng mapolanka khauta-tlotsitsoe le mapolanka khauta-qoelisoa ke hore khauta plating e thata. Khauta (abrasion manganga), khauta ke khauta bonolo (lia ka tsa tsofala manganga).
ho qoelisoa khauta pcb boto
1. The crystal structure formed by Immersion Gold and Gold Plating is different. Immersion Gold is much thicker than Gold Plating. Immersion Gold will be golden yellow and yellower than Gold Plating (this is the method of distinguishing between gold plating and heavy gold plating.) a) Gold plating will be slightly white (nickel color).

2. sebopeho kristale thehoa ke ho qoelisoa khauta le plating khauta e fapaneng. Ho qoelisoa khauta e ho le bonolo ho ao cheseletse ho feta khauta plating le ke ke a etsa tjheseletsa bobe. Khatello ea kelello e sa boto immerison khauta e ho le bonolo ho laola, 'me ho batla ho le esengaka ho tshebetso oxyphobe bakeng sa lihlahisoa bonded. Ka nako e tšoanang, hobane khauta e ngata khauta-tlotsitsoe ho feta khauta, khauta-fingered khauta monoana ha wearable (mefokolo ea poleiti khauta).

3. Ho na le feela nikele-khauta ka sebaka ka khauta-qoelisoa pcb boto .The pontšo phetiso ka phello letlalo ha e ame ho pontšo ka lera ea koporo.

4. qoelisoa khauta e teteaneng ho feta mohaho khauta plating kristale, ha ho bonolo ho hlahisa ho kena moea.

5. Ka ho se ho hlokahala eketseha bakeng sa hatisitsoeng oa potoloho botoho nepahala e lokisa, line bophara, sekgala fihlile 0.1mm tlase. Khauta plating ke le tsekamelo ea ho khauta oa potoloho khutšoanyane. Lekapa khauta feela ea nang le nikele le khauta ka sebaka, kahoo ha ho bonolo ho hlahisa khauta lekgutshwanyane potoloho.

6. The qoelisoa khauta feela ea nang le nikele khauta ka sebaka sa, ho joalo le ka solder hanela ka mola e ka tieo ho feta bonded ho lera ea koporo. Morero o tla ha di ame sekgala ha a etsa puseletso.

7. Ka ditlhoko a phahameng tsa boto pcb, ditlhoko flatness tse molemo, ho sebelisa kakaretso ea ho qoelisoa ka khauta , ho qoelisoa khauta ka kakaretso ha e hlaha ka mor'a kopano ea batho ba batsho moseme ketsahalo. The flatness le tšebeletso ea bophelo ea poleiti khauta ba molemo ho feta hore ba poleiti khauta.

Kahoo Ha jwale lifektheri fetisisa sebelisa qoelisoa thulaganyou e khauta ho hlahisa khauta pcb boto .However, khauta-qoelisoa thulaganyou e bitsa chelete e ngata ho feta tshebetso khauta-plating (ho feta khauta dikahare), kahoo ho na le ba ntse ba palo e khōlō ea lihlahisoa tlase turu sebelisa dithulaganyo khauta-plating (tse kang diphanele thōko taolo, ho bapala mapolanka).

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