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216 I-lridescent Engamelaniyo Nokugqwala Okuphezulu I-Trivalent Zinc Passivation

I-216 sisisombululo se-trivalent chromium passivation esisebenza kakuhle, esimelana nokugqwala esenzelwe ngokukodwa ukugqunywa kwe-zinc. Iyakwazi ukufezekisa ukugqitywa okukhazimlayo nokuqina okugqwesileyo, njengoko kuboniswe kukukwazi kwayo ukumelana novavanyo lwe-Neutral Salt Spray (NSS) ngaphezulu kweeyure ezili-144. Oku kuyenza ibe lukhetho olufanelekileyo kwizicelo ezifuna ukhuseleko lwexesha elide kwiimeko ezinzima zokusingqongileyo, ezifana neemoto, i-aerospace, kunye nezixhobo zaselwandle.

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    ▪ Ifilimu yokuthambisa eyenziwe yi-216 ibonisa uzinzo oluhle kakhulu lobushushu, imelana namaqondo obushushu afikelela kwi-200°C ngaphandle kokuwohloka. Le mpawu iqinisekisa ukuba uqweqwe luhlala luqinile kwaye lusebenza nakwiindawo ezinobushushu obuphezulu, nto leyo eyenza ukuba lufaneleke kwiindawo zeenjini, iinkqubo zokukhupha umoya, kunye nezinye izinto ezivezwe bubushushu. Le nkqubo ilula ukuyisebenzisa kwaye ilula, ifuna kuphela ukuntywiliselwa kwisisombululo se-216 ukuze yenze ifilimu ekhanyayo, efanayo, nenomtsalane.
    ▪ Ifilimu eyenziwe yi-216 iphawulwa yimibala yayo eqaqambileyo neyahlukeneyo, kuquka imibala etyheli, eluhlaza okwesibhakabhaka, emfusa, nebomvu. Olu tshintsho luvumela ukuba kwenziwe ngokwezifiso ukuhlangabezana neemfuno ezithile zobuhle okanye uphawu. Isisombululo siyahambelana neenkqubo ezahlukeneyo zokugquma i-zinc, kubandakanya ukugquma i-cyanide zinc, ukugquma i-alkaline zinc, kunye nokugquma i-acid zinc, okuqinisekisa ukusetyenziswa ngokubanzi kuzo zonke iindlela ezahlukeneyo zokuvelisa.
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    ▪ Ukongeza ekubonakaleni kwayo, ifilimu ye-passivation ye-216 inika ukumelana nokugqwala okwandisiweyo, ukunamathela okuphuculweyo kwiingubo ezilandelayo, kunye nokuqina komphezulu okwandisiweyo. Ikwanobuhlobo nokusingqongileyo, njengoko isusa ukusetyenziswa kwe-chromium ene-hexavalent, ihambelana nemigaqo yehlabathi kunye neenjongo zozinzo. Le nkqubo isebenza kakuhle kakhulu, inamaxesha onyango akhawulezayo kunye nokuveliswa kwenkunkuma okuncinci, okwenza ifaneleke zombini imigca yebhetshi kunye neyokuvelisa eqhubekayo.
    ▪ Lilonke, i-216 imele isisombululo esiphambili sokufezekisa iifilimu zokudlulisa umoya ezikumgangatho ophezulu, ezihlala ixesha elide, nezinomtsalane ngokubonakalayo kwi-substrates ezine-zinc-coated. Ukudibanisa kwayo ukusebenza okuphezulu, ukulula kokusebenza, kunye nokuthobela indalo kwenza kube lukhetho olukhethwayo kumashishini afuna ukuphucula zombini iimpawu zokusebenza kunye nobuhle beemveliso zawo.

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