Kurwanya Kurwanya Kurwanya Ibara rya Aluminiyumu Ibara: Kuva Ingaruka Zimiti Yumuti Kugera Kumikorere-Isi Yuzuye

Kurwanya ruswa nibisobanuro biranga imikorere ituma ibara rya aluminiyumu isize amabara ntangarugero mubwubatsi, ubwikorezi, ibikorwa remezo, inganda, hamwe n’ibidukikije byita ku isuku.

Bitandukanye nicyuma cyambaye ubusa gishingiye gusa kubintu bigize ibikoresho, ibishushanyo mbonera bya aluminiyumu bigera ku gihe kirekire binyuze muri sisitemu yo gukingira:

1. Umutungo kamere wa passivation ya aluminium alloy substrate

2. Sisitemu yo gutwikira ibice byinshi byashizweho kugirango birwanye ibidukikije

Ubu buryo bubiri bwo kurinda butuma aluminiyumu isize amabara irwanya isuri y’imiti, imihangayiko y’ikirere, guhura n’amazi, ndetse no kwangirika kw’ibinyabuzima.

Iyi ngingo itanga isesengura ryuzuye ryukuntu aluminium idashobora kwangirika ikora - kuva mubitekerezo bya barrière chimique kugeza laboratoire yemewe hamwe nubushakashatsi bwakozwe ku isi.

Gusobanukirwa Imiterere yo Kurinda Amabara-Yuzuye Amababi ya Aluminium

Mbere yo gusuzuma ibipimo ngenderwaho, ni ngombwa gusobanukirwa nuburyo bwo kurinda urwego rwakozwe mugihe cyo gutwika aluminium.

Sisitemu isanzwe yo gutwikira igizwe na:

1. Ubuso bwo Kwitegura

• Chromate-idafite cyangwa imiti ihinduranya

• Kongera imbaraga no kunoza ruswa

2. Igice cya Primer (Epoxy cyangwa Polyurethane ishingiye)

• Ibikorwa nkinzitizi yimiti

• Itanga anti-alkaline na anti-ruswa

3. Topcoat (PVDF, Polyester, cyangwa Fluorocarbon Sisitemu)

• Itanga UV irwanya

• Yongera imiti ihamye

• Irinda ubushuhe no guta

Sisitemu ihuriweho ihindura aluminiyumu mubintu biramba cyane bikwiranye nububiko bwa aluminiyumu yubatswe, ibikoresho byo mu nganda, impapuro zo gusakara ibyuma, hamwe na sisitemu ya rukuta ya aluminium.

1. Kurwanya Isuri

Kwangirika kwimiti bikomeje kuba kimwe mubibangamiye ibikoresho byuma, cyane cyane mubidukikije no mumijyi.

Ibara rya aluminiyumu isize amabara irwanya ibi binyuze mu bwigunge ndetse no kurwanya imiti.

Kurwanya Acide: Kurinda Ibidukikije Byanduye n’inganda

Ikibazo cyibidukikije

Mu turere tw’inganda no mu mijyi, ibyuka bihumanya ikirere nka:

• Dioxyde de sulfure (SO₂)

• Okiside ya azote (NOₓ)

• Imyuka ya aside ya hydrochlorike (HCl)

komatanya nubushuhe bwikirere kugirango ugire imvura ya aside (pH <5.6) cyangwa acide acide.

Ibyuma bidakingiwe byerekanwe nibi bihe uburambe:

• Ubuso

• Amashanyarazi

• Oxide igabanuka

• Kwangirika kwiza

Uburyo bwa PVDF na Polyester birinda Acide

Imikorere myinshi ya PVDF yometse kuri aluminium na polyester yateye imbere ya aluminiyumu itanga:

• Imiyoboro ikomeye ya karubone-fluorine (muri fluoropolymers)

• Ubushobozi buke kuri molekile ya aside

• Kutagira imiti irwanya imyuka yangiza

Iyi myenda irinda aside kwinjira muri aluminium alloy substrate, igahagarika kwangirika kwamashanyarazi aho ikomoka.

Kwemeza imikorere

• Muri parike yimiti ifite SO₂ yibipimo bya 0.1-0.5 mg / m³, imbaho ​​zurukuta rwinyuma zikoze muri aluminiyumu isize amabara ikomeza uburinganire bwimiterere nuburyo bugaragara mumyaka irenga 15.

• Kwibiza muri laboratoire 5% ya acide acide mumasaha 72 byerekana kugumana hejuru ya 95%.

• Nta buso busa, kubyimba, cyangwa ibara ryibonekeje mugihe cyo kwipimisha byihuse.

Ibi bituma aluminiyumu isize amabara meza kuri:

• Ibihingwa bitunganya imiti

• Sisitemu yo mumijyi

• Gusaba inganda

Kurwanya Alkali: Kurinda Sima hamwe n’ibidukikije-pH

Iterabwoba rya Alkaline

Ahantu hubatswe nibikoresho byamazi bikunze kwerekana ibikoresho mubintu bya alkaline nka:

• Isima

• Lime

• Mortar

• Kalisiyumu hydroxide (Ca (OH) ₂)

Ibi birema pH urwego rwa 10-12, rushobora gushonga urwego rusanzwe rwa oxyde ya aluminium yambaye ubusa.

Uburyo bwo Kurinda

Epoxy ishingiye kuri primer muri sisitemu yo gutwikira coil:

• Gutesha agaciro hydroxyl ion (OH⁻)

• Irinde ikwirakwizwa rya alkaline

• Irinde igitero cya substrate

Ibizamini byo mu murima byerekana ko ibara ryometse kuri aluminiyumu ikoreshwa mu kuvanga beto yerekana inshuro 6-8 z'ubuzima bwa serivisi zidafite ruswa ugereranije na aluminiyumu idafunze.

Nyuma yimyaka 8-10 yo guhura nibikoresho bya sima:

• Nta gihu

• Nta gukuramo

• Nta kugabanya imbaraga za mashini

Ibi bituma bakwiranye:

• Urufatiro

• Ibikoresho

• Inkuta zinganda

2. Kurwanya Ingaruka Kamere Zibidukikije

Imikorere yo hanze ningirakamaro kububiko bwa aluminium yububiko nibikoresho byuma.

Ibara risize amabara ya aluminiyumu yakozwe kugirango ihangane:

• Imirasire ya UV

• Amagare yubushyuhe

• Ubushuhe

• Imvura

• Gutera umunyu

Kurwanya Ikirere: UV hamwe nubushyuhe bwumuriro

Kurinda Imirasire ya UV

Imirasire ya Ultraviolet (UVA: 320–400 nm, UVB: 280–320 nm) irashobora guca iminyururu ya polymer mu mwenda muto, biganisha kuri:

• Kugabanuka

• Ubupfura

• Ubuso bwo hejuru

Sisitemu yo gutwika Fluorocarubone, cyane cyane PVDF, yerekana imirasire yangiza ya UV igera kuri 90%. Kwinjizamo HALS (Hindered Amine Light Stabilizers) biratinda cyane ifoto-okiside.

Kurwanya Ubushyuhe

Ibara rya aluminiyumu isize amabara yihanganira ubushyuhe bukabije:

• 40 ° C mu bihe bikonje

• Kugera kuri 80 ° C mu turere two mu butayu

Igipfundikizo gikomeza gukomera no gufatana mugihe cyo kwaguka no kugabanuka.

Imikorere ndende yo hanze

Mubikorwa-byukuri:

• Kurenza imyaka 20 yubuzima bwa serivise mubihe bituje

• Imyaka 15+ mubihe byinyanja cyangwa ubutayu

• Kugumana ibara rirenga 80%

Ibisabwa birimo:

• Sisitemu ya rukuta ya aluminium

• Amabati yo gusakara

• Imiterere yicyapa

• Ahantu ho gutwara abantu

Ubushuhe hamwe nu munyu

Imikorere ya Barrière

Sisitemu yuzuye, idafite ibara ryerekana sisitemu:

• Ikigereranyo cyo kohereza amazi mabi (WVTR <5 g / m² · 24h)

• Ubuso bworoshye bwubutaka bubuza kwegeranya amazi

Ibi bihagarika ubuhehere bwinjira kandi birinda gukora hydroxide ya aluminium.

Kurwanya umunyu

Mu turere two ku nkombe, umunyu urimo 3-5% sodium chloride yihuta kwangirika.

Munsi yo gupima umunyu ASTM B117:

• Nta ngese itukura

• Nta gutsindwa

• Nta substrate igaragara nyuma yamasaha 1.000+

Iyi mikorere ituma aluminiyumu isize amabara meza kuri:

• Inyubako zo ku nkombe

• Ibikorwa remezo byo mu nyanja

• Ibikoresho byo ku cyambu

• Inzego zo hanze

3. Kurwanya Ibintu Biologiya

Kurenga imiti n’ikirere, ibikorwa bya mikorobe birashobora kugira uruhare mu kwangiza ibintu.

Kwangirika kwa Microbial (MIC)

Ibinyabuzima bimwe na bimwe:

• Kora acide organic

• Kurekura imisemburo ibora

• Kwihutisha gusenyuka

Iterabwoba risanzwe ririmo:

• Staphylococcus aureus

• Escherichia coli

• Aspergillus niger

Ibi binyabuzima birashobora gutera ubuso, ibibazo byumunuko, no kwangirika kwimiterere mubidukikije.

Ikoreshwa rya tekinoroji ya mikorobe

Ibara risize amabara ya aluminiyumu yagenewe ibidukikije byita ku isuku birimo:

• Ifeza ion (Ag⁺)

• Zinc pyrithione (ZnPT)

• Quaternary ammonium ivanze (QACs)

Aba bakozi:

• Guhagarika mikorobe ya selile

• Kubuza imikorere ya enzyme

• Irinde kwigana ADN

Icyemezo cy'imikorere

Ukurikije ibizamini bya antibacterial ISO 22196:

• Kugabanuka 99% mugukoroniza mikorobe mugihe cyamasaha 24

• Gukomeza antibacterial efficacy kumyaka 5-8

Ibi ni ingenzi cyane muri:

• Ibitaro n'ibyumba byo gukoreramo

• Ibikoresho byo gutunganya ibiryo

• Ibiti bya farumasi

• Ibikoresho byo koga rusange

Byongeye kandi, ubuso butari bwiza butuma isuku yoroshye ukoresheje:

• 70% Ethanol

• QAC yangiza

Ibi bigabanya ingaruka ziterwa na ruswa kandi bigashyigikira kubahiriza amahame yisuku nka FDA 21 CFR Igice cya 175.

Imikorere ihuriweho: Impamvu ibara ryuzuye Aluminiyumu iruta ibyuma gakondo

Kurwanya kwangirika kwamabara ya aluminiyumu yometseho amabara ntabwo ashingiye kumutungo umwe-ni ibisubizo byimbaraga nyinshi :

Kurinda Dimension	Mechanism	Inyungu
Inzitizi yimiti	Ikariso ya PVDF / Polyester	Ifunga aside & alkali kwinjira
Kurinda Substrate	Umwuka wa okiside	Irinda okiside
Kurwanya Ubushuhe	Imiterere yuzuye	Hagarika kwinjira mu mazi
UV Ihamye	Inkunga ya Fluoropolymer	Irinde gucika & guturika
Kurinda Ibinyabuzima	Imiti yica mikorobe	Irabuza gukura kwa mikorobe

Ugereranije na:

• Icyuma

• Amabati ya aluminiyumu

• Icyuma gisize irangi

ibara risize aluminiyumu ritanga ubuzima bwiza burigihe hamwe nigiciro cyo kubungabunga.

Imikorere-Isi Porogaramu no Kwemeza Imikorere

Inganda zishingiye kuri aluminium irwanya ruswa zirimo:

• Kubaka ubucuruzi

• Inganda zikora inganda

• Ibikorwa remezo byo gutwara abantu

• Ibikoresho by'isuku

• Ubwubatsi bw'inyanja

Ubushakashatsi bwakozwe bwerekana:

• Imyaka 15-25 yubuzima

• Ibisabwa byo kubungabunga bike

• Imikorere ihamye

• Kugumana igihe kirekire

Ibi bituma ibishushanyo mbonera bya aluminiyumu yabanje gushushanya kimwe mubisubizo bihenze cyane byo kwambara hanze hamwe na sisitemu yinganda.

Umwanzuro: Kuva muri Laboratwari ya Chimie kugeza Kumikorere Yumurima

Kurwanya kwangirika kwamabara ya aluminiyumu yamashanyarazi ntabwo ari theoretical-byemejwe na:

• Ubuhanga bwa barrière yubuhanga

• Ibipimo mpuzamahanga bya laboratoire (ASTM B117, ISO 22196)

• Imyaka mirongo ya Porogaramu

Muguhuza:

• Aluminium alloy substrate passivation

• Sisitemu yo hejuru cyane

• PVDF cyangwa polyester fluorocarbon

• Tekinoroji ya mikorobe idahwitse

ibara risize aluminiyumu ritanga imikorere yizewe muburyo bwa chimique yibasiwe, ubushuhe, inkombe, hamwe nisuku-ibidukikije.

Kuva muri parike y’imiti kugera ku bicu byo ku nkombe, kuva ku nkike z’ibitaro kugeza aho bitunganyirizwa ibiryo, ibishishwa bya aluminiyumu byabanje gushushanya byerekana ihuriro ry’ibintu bishya bya siyansi n’ibihe biramba ku isi..

Nkuko inganda zisaba kuramba kuramba, kugabanuka kubungabungwa, nibikoresho birambye, aluminiyumu isize amabara ikomeje gushyiraho igipimo cyibisubizo byubwubatsi bwangiza inganda ninganda.

Niba hari ibyo ukeneye kuri coil ya aluminiyumu, pls twandikire ibyo usabwa.

robert@cnchangsong.com

www.prepaintedaluminium.com

Terefone: 0086 159 6120 6328 (whatsapp & wechat)