Reba: 3 Umwanditsi: Muhinduzi wurubuga Gutangaza Igihe: 2023-11-07 Inkomoko: Urubuga
Umuntu wese arashaka kumenya gupima no gusuzuma ubushyuhe bwumuriro wibara rya aluminiyumu, ingingo ikurikira iratumenyesha uko ikizamini cyakozwe.
Ingero z'ibara ryometse kuri aluminiyumu zishyirwa mu ziko rya laboratoire yashyizwe ku bushyuhe bwihariye, ubusanzwe kuva kuri 100 ° C kugeza kuri 300 ° C cyangwa hejuru yayo, bitewe n'ibiteganijwe gukorwa. Basigaye mu ziko mugihe cyagenwe, gishobora gutandukana kuva amasaha make kugeza kumasaha ibihumbi.
Nyuma yigihe cyo kwerekana, ingero zavanywe mu ziko hanyuma zigasuzumwa mu buryo bugaragara ibimenyetso byose byerekana ihinduka ryamabara, nko kuzimangana, amabara, cyangwa iterambere ryumuhondo. Kubaho hamwe nintera yizo mpinduka ziboneka byanditswe kandi bikoreshwa mugusuzuma urugero rwubushyuhe. Kurugero, niba igiceri cyerekana amabara agaragara nyuma yo guhura na 200 ° C mumasaha 500, byerekana ubushyuhe buke.
Usibye ubugenzuzi bugaragara, tekinoroji ya microscopique irashobora gukoreshwa kugirango ishakishe impinduka zoroshye muburyo bwo gutwikira. Ibi birashobora kubamo gushiraho ibice, ibisebe, cyangwa gusibanganya murwego rwo hejuru. Izi nenge za microscopique zirashobora gutanga ibimenyetso byambere byo kunanirwa kwifata no gufasha mugusobanukirwa uburyo bwo kwangirika guterwa nubushyuhe.
Ibara risize aluminium coil ntangarugero bikorerwa inshuro nyinshi zo gushyushya no gukonjesha mubushyuhe bwihariye. Kurugero, barashobora gushyukwa nubushyuhe bwo hejuru, vuga 250 ° C, bifashwe kuri ubwo bushyuhe mugihe runaka, hanyuma bikonjeshwa vuba nubushyuhe bwicyumba cyangwa ubushyuhe buke. Uru ruzinduko rusubirwamo inshuro nyinshi, akenshi amagana cyangwa ibihumbi, kugirango bigereranye imbaraga zumuriro ibishishwa bishobora guhura nabyo mugukoresha nyabyo.
Nyuma yo gusiganwa ku magare yubushyuhe, ingero zisuzumwa kubintu bitandukanye. Ibi bikubiyemo kugenzura igihombo icyo ari cyo cyose cyo gufatana hagati ya coating na aluminium substrate, bishobora kugenwa no gukoresha ibizamini byo gufatana nkibizamini byambukiranya cyangwa ikizamini cyibishishwa. Kugabanuka kwingufu zose zifatika ugereranije nicyitegererezo kitapimwe byerekana ko hashobora kugabanuka kugabanuka kwubushyuhe. Byongeye kandi, ingero zirasuzumwa kugirango habeho impinduka zose mumiterere yubukanishi, nko guhinduka cyangwa gukomera, bishobora kugira ingaruka kumikorere ya coil mubikorwa bifatika.
DSC ipima ubushyuhe bujyanye ninzibacyuho mubikoresho nkuko bishyushye cyangwa bikonje. Kubara amabara ya aluminiyumu, DSC irashobora gukoreshwa kugirango hamenyekane impinduka zose zicyiciro, inzibacyuho, cyangwa gukiza reaction mubikoresho byo gutwika bibaho mugihe cyo gushyushya. Mugusesengura umurongo wa DSC, amakuru ajyanye nubushyuhe bwumuriro hamwe nubushyuhe buringaniye burashobora kuboneka.
TGA ipima uburemere bwibipimo byintangarugero nkuko bishyushye mukirere kiyobowe. Kubireba ibara ryometse kuri aluminiyumu, TGA irashobora gufasha kumenya ubushyuhe aho igifuniko gitangira kubora cyangwa kwangirika cyane. Ibi bitanga amakuru yingirakamaro hejuru yubushyuhe bwo hejuru kugirango igifuniko gihamye kandi kirwanya kwangirika kwubushyuhe.
Ibizamini byihuta byikirere bikoreshwa mugushira ahabona ibara ryerekana ibara rya aluminiyumu coil ultraviolet (UV) n’umucyo mwinshi. Ibi bihe bigana ingaruka ziterwa nigihe kirekire cyo hanze, harimo ingaruka ziterwa nurumuri rwizuba, ubushyuhe, nubushuhe. Ingero zikomeje guhura nimirasire ya UV kumasaha yagenwe, hanyuma hagakurikiraho uruziga kugirango bigereranye nijoro cyangwa ibihe by'ubushyuhe.
Mugihe na nyuma yihuta ryibizamini byikirere, ibyitegererezo bigenzurwa buri gihe kugirango hahindurwe ibara, ububengerane, hamwe nuburinganire. Ibikoresho byo gupima amabara birashobora gukoreshwa mukugereranya muburyo bwo guhindura ibara iryo ariryo ryose, kandi metero zirabagirana zirashobora gupima kugabanuka kwuburabyo. Imiterere yibice, ibishishwa, cyangwa ubundi buryo bwo kwangirika. Ukurikije ibyo wabonye, kurwanya ubushyuhe hamwe nigihe kirekire cyamabara yatwikiriye mugihe cyagenwe cyo hanze gishobora gusuzumwa.
Ibipimo ngenderwaho byerekana uburyo bwo kumenya imyitwarire yumubiri kama kuri substrate metallic iyo ushyikirijwe gusaza byihuse ushushe mubushyuhe bwagenwe mugihe cyagenwe. Itanga uburyo bwibanze bwo gusuzuma kugirango hasuzumwe ingaruka zubushyuhe kuri coating, nubwo idashobora gukwirakwiza ibintu byose bishoboka. Porogaramu zidasanzwe zishobora gusaba ibizamini byinyongera cyangwa imitungo igomba kugenzurwa, bigomba kumvikana nababishaka.
Iyi nyandiko itanga umurongo ngenderwaho muguhitamo ubwoko bwa coating, ibizamini, nuburyo bwo gusuzuma imikorere ya aluminiyumu yubatswe mubikorwa byububiko. Harimo gutekereza kubijyanye no gupima imirasire no kurwanya ubushyuhe, mubindi bikorwa bijyanye nibikorwa bya aluminiyumu isize ikoreshwa mu kubaka porogaramu.
| Umutungo | Uburyo bwo Kugenzura | bisanzwe | Ibipimo |
|---|---|---|---|
| Kurwanya Ubushyuhe | Ikizamini cy'itanura | BS EN 13523-13: 2014 | Guhindura ibara rito, ntakibazo gishyirwaho temp / igihe |
| Amagare yubushyuhe | Nta na kimwe | Gutakaza adhesion nkeya nyuma yizunguruka | |
| DSC | Nta na kimwe | Ihamye mubikorwa bya temp | |
| TGA | Nta na kimwe | Kurimbuka cyane. temp, hasi wt. igihombo | |
| Ikirere | ISO / TS 16688: 2017 | Kugumana ibara ryiza / gloss |


Nizere ko iyi ngingo ishobora kugufasha. Itanga ishusho rusange yuburyo bwo gupima ubushyuhe nuburyo bwo gusuzuma ibara ryometse kuri aluminiyumu. Mugusobanukirwa ibi bisobanuro, urashobora gufata ibyemezo byinshi byerekeranye nubwiza nimikorere ya coil. Haba mubikorwa byinganda cyangwa intego zubushakashatsi, ubu bumenyi ni ingirakamaro mu kwemeza kwizerwa no kuramba kwibicuruzwa.
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