Mokhoa oa ho sebetsana le matheba a matšo holim'a foil ea aluminium?
Lisosa tsa matheba a matšo holim'a marulelo a aluminium li rarahane. Bua le tsona ka ho qala ka ho tsebahatsa hore na ke tsa mofuta ofe, ebe o sebelisa litharollo tse lebisitsoeng, hammoho le mehato ea thibelo. Ka tlase ke leano la kalafo le ipapisitseng le maemo:
1. Pele, Khetholla Mofuta oa Letheba le Letšo (Ho Itekola ka Potlako)
| Mofuta. | Tloaelehileng Scenario. | Ponahalo. | Boitsebiso bo Potlakileng. |
|---|---|---|---|
| Matheba a Kerese/Oli ea ho Phehela. | Ka mor'a ho thetheha / anneal | E sa tloaelehang, matheba a qhalaneng, maikutlo a mafura. | E ka hlakoloa hanyane, ho siya masalla a mafura. |
| Matheba a Oxidation / Corrosion. | Libakeng tse mongobo | Matheba a tsitsitseng, ha ho na mafura a ikutloang, e ka ba le matheba a masoeu / phofo. | Ha e khone ho hlakoloa, ha ho na maikutlo a mafura. |
| Ho se hloeke / Matheba a Lerōle la Aluminium. | Nakong ea tlhahiso | Hantle, likaroloana tse ajoang ka bongata. | Hangata e kopantsoe ka mokhoa o hlephileng; e ka tsamaiswa ke ho phekolwa ha bobebe kapa ho phumula. |
| Masala a Lijo/Matheba a hlobo. | Ka har'a foil / lijana ka mor'a ho sebelisoa | Matheba a nang le monko kapa maqeba a hlobo. | Hangata ka mesaletsa ea lijo tse bonahalang kapa monko o motenya. |
2. Mekhoa ea Phekolo e Lebeletsoeng ka Mofuta
2.1. Matheba a Kerese/Oli ea ho Phehela (Tlhahiso / Boemo ba Indasteri)
- Ho Hlakola 'Meleng: Sebelisa lesela le se nang lesela le nang le ethanol e anhydrous, isopropanol, kapa mochini o hloekisang oa aluminium o inehetseng. Hlakola ka bonolo haufi le moo ho bilikang ho qoba ho ngoapa.
- Ntlafatso ea Ts'ebetso ea ho Hloekisa:
- Kenya tšebetsong tlhoekiso ea mekhahlelo e mengata: Hlatsoa ka alkaline → Hlatsoa ka metsi → Hlatsoa ka asiti → Hlatsoa ka metsi a hloekileng. Thuso ea Ultrasonic e ka ntlafatsa ho hloekisa.
- Omisa hang-hang ka moea o chesang ho 80-100 ° C ho thibela masalla a metsi le oxidation hape..
- Tsamaiso ea oli ea Rolling:
- Sebelisa lihloela tse nepahetseng ≤5µm 'me u li nkele sebaka khafetsa.
- Laola molora oa oli ho <0.01% ho thibela ho senyeha ha oli.
2.2. Matheba a Oxidation / Corrosion (Liindasteri & Tšebeliso ea Lapeng)
- Khanya ea oxidation: Hlakola ka lesela le bonolo le kentsoeng ka hare 5-10% asene e tšoeu kapa tharollo ea citric acid. Hlatsoa ka metsi 'me u omelle hang-hang.
- Ho Hooha ho Lekaneng: Sebelisa motsoako oa phosphoric-nitric acid (E.g., 85% H₃PO₄ + 10% Hno₃ + 5% H₂so₄) bakeng sa ho bentša ha nakoana (≤30 metsotsoana), e lateloe ke ho hlatsuoa ka ho feletseng le ho etsa lintho ka mokhoa o hlakileng.
- Corrosion e Matla: Haeba matheba a phunyeletsa substrate kapa a baka ho phatloha, lahla thepa. Se ke oa sebelisa hape ho qoba ho falla ha aluminium le likotsi tsa polokeho.
2.3. Ho se hloeke / Matheba a Lerōle la Aluminium (Mokhoa oa Tlhahiso)
- Ho Bulula Marang-rang: Kenya lisebelisoa tse fefolang moea o matla (0.4-0.6 MPa) moo ho tsoang teng leloaleng ho tlosa lerole le ka hodimo hanghang.
- Ntlafatso ea Filtration: Sebelisa motsoako oa tlhoekiso e tebileng ya bethe + tlhoekiso ea poleitimekhoeng ea ho lahlela / ho theola ho laola litšila tse kenang.
- Ho Hloekisa Thepa: Hloekisa leloala, lirolara tse tataisang, le mokhoa oa ho ntša metsi hantle beke e 'ngoe le e 'ngoe ho thibela lerōle ho khomarela.
2.4. Malapa Foil / Setshelo Matheba (Maemo a ho Kopana le Lijo)
- Masala a Lijo: Kenya metsing a futhumetseng ka sesepa se se nang lehlakore bakeng sa 5-10 metsotso, borashe ka bonolo, rinse, le moea o omileng.
- Oxidation e nyane: Hlakola ka asene e tšoeu 'me u omelle. Sena ha se ame tšebeliso ea nakoana.
- Ho fifala ha Hlobo/ Ho ntshofala ho matla: Lahla hang-hang. U se ke ua sebelisa bakeng sa ho kopana le lijo ka lebaka la likotsi tsa bophelo bo botle.
3. Mehato ea Thibelo
3.1. Tlhahiso-Lehlakoreng Taolo
- Taolo ea Setoko: Boloka Fe <0.15% le Si <0.4% ho fokotsa mocheso oa motsoako oa intermetallic.
- Etsa Opmimization: Laola mocheso oa annealing (450-470°C) ho thibela ho pheha ha oli le oxidation e feteletseng.
- Tsamaiso ea Tikoloho: Boloka mongobo oa workshop ka tlase 60% ka taolo e nepahetseng ya lerole le mongobo.
3.2. Mekhoa ea Mahlakoreng a Basebelisi
- Qoba ho kopana le li-acids, alkalis, letsoai, kapa lijo tse nang le asiti e matla/alkaline.
- Hloekisa 'me u omise hantle ka mor'a tšebeliso. Boloka e tiisitsoe sebakeng se omileng.
4. Lintlha Tse Bohlokoa
- Ho hloekisa lik'hemik'hale tsa indasteri, sebelisa lisebelisoa tsa ho itšireletsa (PPE) le ho tšoara maro a litšila ho latela melao ea tikoloho.
- Bakeng sa foil ea aluminium e kopanang le lijo, qoba li-acid tse matla / alkalis. Khetha ho hloekisa 'mele kapa li-acid tse bobebe (E.g., asene e tšoeu).
- Haeba matheba a matšo a ke ke a tlosoa kapa a baka tšenyo ea sebopeho, lahla thepa ho netefatsa boleng le polokeho.
Ho latela mokhoa oa “Khetholla Mofuta → Sebelisa Kalafo e Lebeletsoeng → Kenya Tšebetso ea Thibelo e Tloaelehileng”e sebetsana ka katleho le matheba a matšo a aluminium foil, ho netefatsa boleng, Tšireletseho, le bokgoni.