tag: ukunyangwa komgubo wokwaleka
I-Filiform corrosion ibonakala kakhulu kwi-aluminiyam
I-Filiform corrosion luhlobo olulodwa lomhlwa olubonakala kakhulu kwi-aluminiyam. Lo mcimbi ufana nembungu erhubuluzayo phantsi kwengubo, ehlala iqala ukusuka kumda osikiweyo okanye umonakalo kumqolo. I-Filiform corrosion ikhula ngokulula xa into egqunyiweyo ibonakaliswe kwityuwa ngokudibanisa namaqondo obushushu angama-30/40 ° C kunye nokufuma okuhambelana ne-60-90%. Le ngxaki ke ngoko iphelele kwiindawo eziselunxwemeni kwaye inxulunyaniswe nendibaniselwano enelishwa yeealloyi zealuminiyam kunye nonyango lwangaphambili. Ukunciphisa i-corrosions ye-filiform kucetyiswa ukuba kuqinisekisweFunda ngokugqithisileyo …
Ukulungiswa komphezulu wekhemikhali phambi kokugquma umgubo
Ukulungiswa komphezulu weKhemikhali Ukusetyenziswa ngokukodwa kunxulumene ngokusondeleyo nobume bomphezulu ococwayo kunye nobume bongcoliseko. Uninzi lwemigangatho egqunywe ngumgubo emva kokucoca inokuba yintsimbi, intsimbi, okanye ialuminiyam. Ekubeni kungengawo onke amalungiselelo ohlobo lweekhemikhali asebenzayo kuzo zonke ezi zixhobo, inkqubo yokulungiselela ekhethiweyo ixhomekeke kwi-substrate material. Kwimpahla nganye, uhlobo lokucoca luya kuxutyushwa kwaye iimpawu zalo ezizodwa zaloo substrate ziya kuchazwa. Iinkqubo zesicelo ezithile zilungileFunda ngokugqithisileyo …
Uguqulo lweNtsimbi yeGalvanized
Ii-iron phosphates okanye iimveliso ze-coater-coater zivelisa uguqulo oluncinci okanye olungabonwayo kumphezulu we-zinc. Imigca emininzi yokugqiba i-multimetal isebenzisa i-iron phosphates elungisiweyo enika ukucoca, kwaye ishiye i-micro-chemical etch kwi-zinc substrates ukubonelela ngeempawu zokubambelela. Oomasipala abaninzi kunye namazwe ngoku banemida kwi-PPM ye-zinc, ukunyanzela abagcini besinyithi ukubonelela ngonyango lwazo naziphi na izisombululo apho i-zinc substrates zicutshungulwa. I-zinc phosphate conversion coating, mhlawumbi, i-coating ephezulu yomgangatho onokuthi uveliswe kumphezulu we-galvanized. UkuyaFunda ngokugqithisileyo …
Iinkcazo zokuhlelwa komhlwa
Njengoncedo ekufumaneni ukuba zeziphi iimfuneko ekufuneka zenziwe kunyango lwangaphambili, sinokuchaza ulwahlulo lokutya olwahlukileyo: Udidi lokuMhlwa 0 Ngaphakathi kwindlu enobumanzi obungaphezulu kwe-60% Umngcipheko omncinci kakhulu wokubola (ubundlongondlongo) UDIDI LOMNWALO 1 Ngaphakathi kwindlu ekungatshisiyo, engenamoya kakuhle. igumbi Umngcipheko omncinci womhlwa (ubundlongo-ndlongo) Udidi lwesi-2 Ngaphakathi kwiqondo lobushushu eliguquguqukayo kunye nokufuma. Ngaphandle kwimozulu engaphakathi elizweni, kude nolwandle kunye neshishini. Umngcipheko womhlwa ophakathi (ubundlongo-ndlongo) UDIDI LWESI-3 LOKURHODEKA Kwiindawo ezixineneyo okanye kufutshane nemimandla yemizi-mveliso. Ngaphezu kwamanzi avulekileyoFunda ngokugqithisileyo …
I-Phosphate Coatings Pretreatment for Steel Substrates
I-Phosphate Coatings Pretreatment for Steel Substrates Unyango oluvunyiweyo lwangaphambili lwe substrates zentsimbi nje phambi kokusetyenziswa komgubo yiphosphating enokwahluka kubunzima bokugquma. Ubukhulu bobunzima bokugquma kokukhona mkhulu iqondo lokuxhathisa umhlwa okuphunyeziweyo; okungaphantsi kobunzima bokugquma bhetele iimpawu zomatshini. Ngoko ke kuyimfuneko ukukhetha ukuhambelana phakathi kweempawu zoomatshini kunye nokumelana nokubola. Ubunzima bokugquma iphosphate ephezulu bunokunika ingxaki ngomgubo wokugquma kukwaphuka kwekristaleFunda ngokugqithisileyo …
Abacoci beAcidi yealkali ye-ALUMINIUM YOKUCOCA
Abacoci be-ALUMINUM Abacoci be-alkaline Abacoci be-alkaline be-aluminium bahluke kwezo zisetyenziselwa intsimbi; bakholisa ukuba nomxube weetyuwa zealkaline ezithambileyo ukunqanda ukuhlasela umphezulu wealuminiyam. Kwezinye iimeko, ixabiso elincinci ukuya kwimodareyitha ye-soda ye-caustic yamahhala ingaba khona kwindawo yokucoca ukususa umhlaba onzima, okanye ukubonelela nge-etch efunekayo. Kwindlela yokutshiza amandla okusetyenziswa, iindawo eziza kuhlanjululwa zixhonywe kwi-tunnel ngelixa isisombululo sokucocaFunda ngokugqithisileyo …
Ukususwa kwepeyinti, Ukususwa Njani Ipeyinti
Uyisusa Njani Ipeyinti Xa upeyinta ngokutsha inxalenye, phambi kokufakwa kwedyasi yepeyinti entsha endala, ipeyinti kufuneka isuswe. Uvavanyo lokunciphisa inkunkuma kufuneka luqale ngokuvavanya ukuba yintoni ebangela imfuneko yokupeyintwa kwakhona: ukungonelanga kwenxalenye yokuqala yolungiselelo; iziphene kwisicelo sokugquma; iingxaki zezixhobo; okanye umonakalo wokwaleka ngenxa yokuphathwa kakubi. Nangona kungekho nkqubo igqibelele, ukunciphisa imfuno yokupeyinta kunempembelelo ngokuthe ngqo kumthamo wenkunkuma owenziwe ekususweni kwepeyinti. Kanye imfuneko yepeyintiFunda ngokugqithisileyo …
Iindidi zoNyango lwePhosphate yePowder Coating
Iindidi zonyango lwe-Phosphate lokugquma umgubo we-Iron phosphate Unyango nge-iron phosphate (edla ngokubizwa ngokuba yi-phosphating yomaleko obhityileyo) ibonelela ngeempawu zokuncamathela ezilungileyo kakhulu kwaye azinaziphumo zibi kwiimpawu zomatshini zokwaleka komgubo. I-iron phosphate ibonelela ngokhuseleko olululo lokuthotywa kokuvezwa kwiindidi ze-corrosion ephantsi naphakathi, nangona ingenako ukukhuphisana ne-zinc phosphate kulo mba. I-iron phosphate ingasetyenziswa nokuba kukuphi na kwindawo yokutshiza okanye kwidiphu. Inani lamanyathelo kwinkqubo inokuFunda ngokugqithisileyo …
I-Chromate yokwambathisa kumphezulu we-aluminiyam
I-aluminiyam kunye ne-aluminium alloys ziphathwa nge-corrosion resistant conversion coating ebizwa ngokuthi "i-chromate coating" okanye "i-chromating". General indlela kukucoca umphezulu we-aluminiyam kwaye emva koko usebenzise ukwakheka kwe-chromium eneasidi kuloo ndawo icocekileyo. Iingubo zoguqulo zeChromium zixhathisa kakhulu kumhlwa kwaye zibonelela ngogcino olugqwesileyo lweeyaleko ezilandelayo. Uhlobo olwahlukileyo lweengubo ezilandelayo zingasetyenziswa kwi-chromate yokuguqula i-coating ukuvelisa umgangatho owamkelekileyo. Into esiyibiza ngokuba yi-phosphating kwintsimbi yentsimbiFunda ngokugqithisileyo …
Iimfuno zokugquma umgubo phezu kwediphu eshushu yokugalela
Le ngcaciso ilandelayo iyacetyiswa: Sebenzisa i-zinc phosphate pretreatment ukuba kukho ukuncamatheliswa okuphezulu. Umphezulu kufuneka ucoceke ngokugqibeleleyo. I-zinc phosphate ayinayo into yokucoca kwaye ayiyi kususa ioli okanye umhlaba. Sebenzisa i-iron phosphate ukuba umsebenzi osemgangathweni uyafuneka. I-iron phosphate inesenzo esincinci sokucoca kwaye iya kususa ungcoliseko oluncinci lomhlaba. Eyona isetyenziswayo kwiimveliso zangaphambili. Umsebenzi wokufudumala ngaphambi kokusetyenziswa komgubo. Sebenzisa i-'degassing' yomgangatho wepolyester yokwambathisa kuphela. Khangela unyango oluchanekileyo nge-solventFunda ngokugqithisileyo …
Iingubo zokuguqulwa kwe-Phosphating
Unyango oluvunyiweyo lwangaphambili lwee-substrates zentsimbi ngaphambi nje kokusetyenziswa komgubo wecoat yi-phosphating enokwahluka kubunzima bokugquma. Ubukhulu bobunzima bokugquma kokukhona mkhulu iqondo lokuxhathisa umhlwa okuphunyeziweyo; okungaphantsi kobunzima bokugquma bhetele iimpawu zomatshini. Ngoko ke kuyimfuneko ukukhetha ukuhambelana phakathi kweempawu zoomatshini kunye nokumelana nokubola. Ubunzima bokugquma bephosphate ephezulu bunokunika ingxaki ngokugquma komgubo kukwaphuka kwekristale xa utyabeka lufakwa.Funda ngokugqithisileyo …