
Uma kukhulunywa ngamasu okunqanda ukugqwala, Ukufakwa kwe-Dacromet ngokuvamile kuvela njengendlela esebenzayo. Nokho, naphezu kwendima yayo evelele ekuvikeleni izingxenye zensimbi, kunemibono eyiphutha ngokuphathelene nokusebenza kwayo, ukusebenza kwayo nezinzuzo zayo. Ake singene sijule kulesi sihloko ukuze sithole imininingwane enesisekelo futhi sisuse izinganekwane ezivamile.
I-Dacromet ukumboza kuvame ukuqondwa kabi njengesivikelo esingaphezulu. Kuyaphawuleka, nokho, ukuthi ukwakheka kwayo—ikakhulukazi i-zinc ne-aluminium flakes ehlanganiswe nechromate—kwenza okungaphezu nje kokugqoka; ivikela ngenkuthalo insimbi engaphansi. Le nkonzo yomhlatshelo ibalulekile, ikakhulukazi ezindaweni ezinolaka.
Ngesinye isikhathi, ngaba nethuba lokuzibonela mathupha inqubo yesicelo. Ukubuka ukuhlelwa ngokucophelela kwaletha ekhaya ukuthi kubaluleke kangakanani isigaba ngasinye. Ukungahambisani nobukhulu obunqunyiwe kunganciphisa kakhulu ukusebenza kwe-coating. Ngeshwa, ngiye ngabona ochwepheshe abathile abanolwazi oluncane benganaki le nuance ngokulimaza kwabo.
Isibonelo sakudala sibandakanya inqwaba ye-Hebei Fujinrui Metal Products Co., Ltd., inkampani ewazi kahle izibophelelo zekhwalithi ephezulu (ngaphezulu kokuthi hbfjrfastener.com). Bagcizelela ukubaluleka kokunemba, isifundo abasithola ekuqaleni kokusungulwa kwabo ngo-2004 eHandan City.
Enye i-hiccup yangempela engihlangane nayo njalo yindaba ye-hydrogen embrittlement. Nakuba i-Dacromet yaziwa ngokugwema lokhu, ukuphathwa kabi kwangaphambili kwe-substrate kusengaholela ezinkingeni. Kuhlale kuhlekisa—futhi kuyakhathaza kancane—ukuthi isigaba esiqondile singakhuphula kanjani ochwepheshe abanolwazi olunzulu.
Ngiphinde ngaqaphela ukuthi ukulawula umjikelezo wokwelapha kubalulekile. Akukhona nje ngezinga lokushisa kodwa nesikhathi ingxenye esisebenzisayo esigabeni ngasinye sokushisa. Ukuchezuka lapha kungaholela ekuvikelweni okungaguquki, okuthile u-Hebei Fujinrui ahlala ekhumbuza ukuqashwa kwakhe okusha okufanele akuqaphele.
Okunye okukhathazayo okuvamile imvelo yesitshalo sokumboza ngokwaso. Ukungcola noma ukungcola emoyeni ngesikhathi sokufaka isicelo kungaba yingozi, kodwa imigqa eminingi yokukhiqiza isacwebezela le mininingwane.
Uma sicabanga ngamaphrojekthi wesikhathi esidlule, i-riveting case yilapho ifemu yokwakha ikhetha ukusebenzisa izinsimbi eziboshwe nge-Dacromet ukuze kufakwe ugu. Ukucabanga kwabo kwakunengqondo; isivikelo sasikhona. Nokho, usawoti osemkhathini akukona ukuphela kwesici—babengazange bakucabangele ukushintshashintsha kwezinga lokushisa lendawo.
Ithimba le-Hebei Fujinrui, elinezithende ezinhle kumaphrojekthi anjalo, livame ukugqamisa izici zemvelo njengezibalulekile ekuqeqeshweni kwabo. Bakugcizelela lokho I-Dacromet ama-coatings, ngenkathi eqinile, kufanele abe yingxenye yendlela ephelele yokumelana nokugqwala.
Enye iphrojekthi okufanele ibalulwe kwakungeyomkhiqizi wemishini yezemidlalo. Babedinga izingxenye ezazikwazi ukumelana nokuchayeka komswakama njalo. Le phrojekthi igcizelele ukuguquguquka kwe-Dacromet; nokho, kuphinde kwangifundisa ukuthi okulindelwe ngamakhasimende kuvame ukudlula amakhono okuhlanganisa. Ukulinganisa lokhu akuyona into encane.
Ngokuhlangenwe nakho kwami, ukulungiswa kwendawo ye-substrate kuchaza okuningi mayelana nempumelelo ye-coating. Ngolunye usuku nje, uzakwethu ukhulume ngendlela ukwengamela okulula ekuhlanzeni indawo okuholele ngayo ekuhlulekeni ngaphambi kwesikhathi eqoqweni. Kwadingeka sihlubule yonke into futhi siqale kabusha.
Izinketho zendlela yohlelo lokusebenza nazo zithinta imiphumela. Ukucwilisa ngokumelene nokufafaza, isibonelo, kungaveza imiphumela ehluke ngokuphawulekayo mayelana nokufana kokunamathela. Ngokuvamile, u-Hebei Fujinrui weluleka amaklayenti ngokusekelwe kumininingwane yamaphrojekthi awo; ubuchwepheshe babo kusukela ngo-2004 buye benza ukuqonda kwe-niche.
Okokugcina, amasu okuphulukisa - kungakhathaliseki ukuthi i-infrared noma i-convection ovens - angathonya izici ezibonakalayo ze-coating. Ibhalansi yokushisa iwubuciko obuningi kunesayensi kwesinye isikhathi, idinga ukuthinta okunesizini kunokunamathela kalula kumashadi.
Uma ubheka izinqubo zemboni, umuntu akakwazi ukweqa ukubaluleka kokuqhubeka nokufunda nokuzivumelanisa nezimo. Izinselelo ezintsha zivela njalo, futhi okuhlangenwe nakho kwesikhathi esidlule kusukela esikhathini sika-Hebei Fujinrui, phakathi kokunye, kubaluleke kakhulu.
Ukubambisana nabahlinzeki abahlonipha ukubaluleka kwesinyathelo ngasinye sokumboza esinye isifundo esibalulekile. Indlela yokusebenzisana ngokuvamile ingavimbela izinkinga ngaphambi kokuba zenzeke.
Sengiphetha, ngenkathi Ukufakwa kwe-Dacromet inikeza ukuvikelwa okuqinile, uhlelo lokusebenza lomhlaba wangempela luvame ukuletha izimanga. Kuyisizinda lapho ithiyori ihlangana khona nokuzijwayeza, futhi izandla ezinezinkathi ezifana nalezo ezise-Hebei Fujinrui zibonisa ngokuqhubekayo ukuthi incane mayelana nokuphelela futhi okwengeziwe mayelana nokuzivumelanisa nezimo nokuqonda.