Aiminium rust ho tlosoa & Thibelo ea ho phela nako e telele

Kenyelletso: RUT ho AUUMINUM K'hompun? Se ke oa lumella tšebetso ea tlhahiso ea li-criracon!

Masimong a kang tlhahiso ea mechineng, sefofane, Lisebelisoa tsa lik'hemik'hale, le terene ea terene, Aluminium Alloys e fetohile thepa ea mantlha ka lebaka la lihlahisoa tsa bona tse bobebe le tse matla. Leha ho le joalo, mocheso o mongobo, Letsoai le Fela, le mecha ea litaba ea Acid-alkaline libakeng tsa indasteri e ka senya filimi ea tlhaho ea oxide habonolo (5-10nm) Ka holim'a aluminium, Ho etsa mafome a lomohileng a nang le mafome a mangata haholo haholo al₂o₃ · thabile.
Likotsi tsa li-aluminium rust li tebile haholo ho feta kamoo u ka nahanang: Ha e felise matla a hlalosoang ke likarolo ka 15%-30% Empa hape e ka baka liphoso tse kang li-block tsa Hydraulic le ho pathisa chelete, e lebisang ho lisebelisoa khafetsa bakeng sa ho lokisa le ho eketsa litšenyehelo tsa khoebo.
Sengoloa sena se supa 4 Khoebo ea Core aluminium Mahlale a ho tlosa le tlokotsi le 5 Litharollo tsa Thibelo Ho u thusa ho sebetsana ka nepo lintlha tse tloaelehileng maemong a fapaneng le ho holisa bophelo ba litšebeletso tsa lisebelisoa ka nepo ka tse fetang 50%.

A.indus's Alominum Rust - Utloisisa likotsi pele, Ebe u khetha tharollo e nepahetseng

3 Lisosa tsa mantlha tsa aluminum hust (Qoba tsena “Leraba la rust”)

Aluminium Rust in indasteri e sa bakoang ke ntho e le 'ngoe empa ke bokhabane ba maemo a tikoloho a mangata. Ho qoba ho qoba pele ho ka fokotsa kotsi ea ho sisinyeha ke 80%:

• Sethunya sa electrochemical: Li-electrolytes tse kang cl⁻ le ho feta tsa mesebetsi ea lik'hemik'hale ho potlakisang karabelo ea khale pakeng tsa aluminite. Al(Oh)₃ Dhydrates ho theha aluminium hust, Eo sesosa se ka sehloohong sa mafome ho lisebelisoa tsa aluminium lisebelisoa tsa lik'hemik'hale.

• Khahlano le khatello ea maikutlo (SCC): Bakeng sa likarolo tse tlasa khatello ea maikutlo (E.g., Li-get tsa enjine tsa sefofane, Likepe tsa khatello), Filimi ea oxide e tlola libakeng tse mahlonoko, 'me substram e ntse e tsoela pele ho Corrode, Ho theha Transalar Aluminium Rust.

• Mocheso o phahameng oa mocheso: Bakeng sa li-gusnaces tsa li indasteri le likarolo tsa turbine tse sebetsang ka holimo ho 200 ℃, filimi ea tlhaho ea bo-'mati e fetolang likarolo tse ngata. Karolo e ka ntle e fihla ka lebaka la liphapang tse katoloha ea ho futhumatsa, 'Me karolo e kahare e etsa karolo e boima ea oxide, e qetellang e hlahisoa ke aluminium rust.

Tlhalo ea Hazard Hud?

Li-degree tse fapaneng tsa lijalo li na le lintho tse fapaneng tse fapaneng tsa lisebelisoa. Ho tsebahatsa boemo ka nepo ke senotlolo sa ho khetha tharollo ea kalafo e nepahetseng:

Bothata ba Mafutsana	Seteishene sa mafome	Tšusumetso ho thepa ea mochini	Lisebelisoa tsa Kotsi (E tlameha ho ba hlokolosi!)	Ho khothalletsoa nako ea kalafo ea kalafo
Bonolo	≤10%	Phokotso ea matla ≤5%	Ha ho na ho hloleha ho tobileng, Empa ho beha leihlo ho hlokahala	Ka hare 1 Khoeli
E itekanetseng	10%-30%	Phokotso ea Matla 5%-15%	Ho Hlokahala Seal, Precis, ho ama tlhahiso	Ka hare 7 matsatsi
Matla	≥30%	Phokotso ea Matla ≥15%	Sekhachane, Ho holofala ha sistimi, likotsi tse ka bang teng	Hanghang

B.4 Core Induminium Rust Ho tlosa le thekenoloji

Mendhaning grinding - “Tharollo ea Tikoloho” bakeng sa mafome a bonolo a ho leka-lekaneng (Theko e tlase, Ts'ebetso e bonolo)

Maemo a sebetsang: Tsebo e bonolo ea aluminium ka bonolo (TLHOKOMELISO ≤20%) Likarolo tsa Mechanini, Exteriors, etc., haholo-holo bakeng sa tokiso ea sebakeng sa marang-rang.

Lintlha tsa botekgeniki (Bonolo bakeng sa ba qalang ho tseba):

• Khetho ea Tool: Khetha Grinder ea 750-1500W ea Angele, tsamaisoa le 80-120 Mesh Aluminium Oxide Grinding (bakeng sa ho tsitsa ho tlosa mafome) le 320-400 Wheels Wheels (Bakeng sa ho otla hantle le ho lokisa).

• Litekanyetso tsa bohlokoa: Lebelo la ho potoloha 1800-3000r / min, Ho fafatsa angle 15-30 ° (ho qoba ho hlakola substrate), Sekhahla sa 50-100mm / s.

• Mehato ea ts'ebetso:

1. 1. PreTreaty: Sebelisa moea o hatelletsoeng (0.6-0.8MPa) ho foka lerōle. Haeba tšilafalo ea oli e feta 5mg / cm², soak in a 5% Tharollo ea Naha ea Na₂co₃ (60℃) bakeng sa 10 metsotso ho ea.

1. 2. Grading granding: Pele, etsa seriti se thata ho tlosa mafome a teteaneng, Ebe ho lla hantle ho fihlela bokhopo bo holimo bo fihla R ≤1.6μm.

1. 3. Ka mor'a kalafo: Sebelisa sekheo ho tlosa phofo ea aluminium (NTLE10MG / M³), ebe o hlakola phofo ea mabenkele e nang le li-isopropyl joala.

Lipolelo tsa litšenyehelo: Hoo e ka bang \(0.75-\)1.5 Meter ea mithara. Ha ho na lisebelisoa tsa profeshe, ho e etsa hore e tšoanelehe ts'ebetso e nyane ea barekisi.

Ho tlosa sandblas - “Killer” Bakeng sa kutu e matla (E loketse litšebeletso tsa pele ho pele)

Maemo a sebetsang: Matla a maholo a aluminium (TLHOKOMELISO ≥30%) ka litanka tsa polokelo, Metsoako e Meholo ea Mekha, etc., kapa preutretatment pele ho koae.

Lintlha tsa botekgeniki (Katleho e phahameng ka ho kenella):

• Khetho: Sebelisa 0.5-1.0MM Eventz lehlabathe (theko e tlase) Bakeng sa ho tlosa mafome, le 0,1-0.3mm axinium Oxide sand (Ho qoba tšenyo) Bakeng sa likarolo tse hlakileng.

• Paramenter ea Core: Khatello ea Moea e Hlokahalang 0.5-0.8La, Sandblate bolelele ba 150-250mmm, Spray Angle 45 °, lebelo le tsamaeang 200-300mmm / min.

• Lenaneo la Bohlokoa: Fihlella ka la2.5 (Ha ho na li-aluminium hust kapa sekala sa oxide, Distinants Anty ≤5%), bokaholimo ba RADENTONE RO 2.0-5.0μm (Ho ntlafatsa moea o kopane).

• Tataiso ea ho qoba Tataiso: Tiiso ea tiiso le libaka tse tsitsitseng tse nang le li-plugs tsa silicone raber. Kalafo ea thibelo e lokela ho phethoa ka hare 4 lihora tse ka mor'a lehlabathe (ho thibela ho oxidation).

Lipolelo tsa litšenyehelo: Hoo e ka bang \(2.25-\)3.75 Meter ea mithara, E loketse sehlopha se seholo, Ho tlosa le ho tlosa le ho tlosoa hoa lefatše.

Ho tlosoa ka lik'hemik'hale - “Khetho e Sebetseng” Bakeng sa ts'ebetso ea batch (2 Mefuta: Acidic / chelating)

Maemo a sebetsang: Ts'ebetso ea Batch ea likarolo tse nyane (E.g., Mocheso oa elektroniki, li-fasteners) kapa aluminium rust ho likheo tse rarahaneng.

A.1 acidic rust ho tlosoa (Katleho e phahameng, Theko e tlase, E loketse likarolo tse tloaelehileng)

• Foromo ea mantlha (Karolelano ea molumo oa bophahamo): 10% Hcl + 0.5% thiourea (inhibile ho sireletsa substrate) + 0.2% Sodium DodecylblBenzene sulfonate (ho ntlafatsa phello ea ho tlosa phello).

• Ts'ebetso ea Ts'ebetso: Mocheso 25-35 ℃, Nako ea ho qoelisoa 20-40 metsotso, Sekhahla sa Corrosion ≤0.5g /(m²l ²).

• Lintlha tsa taolo: Bakeng sa li-allominium tse nang le >2% Cu, Eketsa Inhibit Contronition ho 0.8%. Leka tlhahlobo ea Al³⁺ Constense e 'ngoe le e' ngoe 10 metsotso; e nchafatsa ka tharollo e ncha haeba e feta 15g / l.

B.2 Chesale a tlosoa (Seketsoana se tlase, E loketse likarolo tse hlakileng)

• Sistimi ea foromo: 8%-10% Edta Dishium + 3% Distiriture Fydium Fydium Phosphate + 0.5% Trilhanomine (PH 9.0-10.0).

• Melemo: Palo ea Corros Cold ≤0.1g / M², ho kheloha ha sephara ka mor'a ho tlosa litšila ≤0.02mmm, E loketse liaparo tsa aerospace tse lutseng le li-sensor tsa pele.

• Tsoala ka likeletso: Laola mocheso ho 40-50 ℃, Nako ea ho qoelisoa 30-60 metsotso, le ho hlapa ka metsi a bopiloeng (boits'oaro ≤50bus / cm) kamora moo.

Mahlale a tsoetseng pele - “Litharollo tse phahameng tsa Qetellong” Bakeng sa likarolo tse hlakileng (Laser / plasma)

Maemo a sebetsang: Lintho tse hlakileng ka litlhokahalo tse phahameng tsa litlhokahalo tsa aerospace le semiouctors (E.g., Enjene Blades, Chip Heat Sinks).

A.1 theknoloji ea ho hloekisa

• Khetho ea lisebelisoa: O theohile nd:Yag Laser (WaveLeath 1064nm), Matla a 100-300w.

• Litekanyetso tsa bohlokoa: Pulse Frequency 20-50khz, Scanning Speed ​​300-500Mmm / s, Sebaka sa bophara ba 0,2-0.5mm.

• Melemo: Bokhabane ka mor'a ho tlosoa ha Rileval R ≤0.8μm, Sebaka se anngoeng ke mocheso ≤50μm, Ha ho na tšenyo ea mochini.

B.2 Plasma Plasma Plasma Plasma

• Lintlha tsa tšebetso: Argon Plasma (bohloeki 99.999%), vacuum degen 10⁻³-10⁻⁴pa, Matla a 150-300w, Nako ea Phekolo 10-20 metsotso.

• Liphello: Ikopanye le angle °30 ° (e ntlafatsa ho apara), Carbon restelue ≤0.1%, e loketse semiconductor animinum subrante.

C. 5 Tharollo ea Mapolesa a Anuminium Rust ea Thibelo - emisa rust ho mohloli

Axidic oxidation - “Khetho ea pele” Bakeng sa ts'ireletso e akaretsang (Setsi se matla sa letsoai)

Maemo a sebetsang: Metsoako e akaretsang joalo ka liphaephe tsa indasteri le likarolo tsa sebopeho, haholo-holo bakeng sa libaka tse mongobo.

Ts'ebetso ea ts'ebetso e tloaelehileng:

• PreTreaty: Ke kopanye (5% Naoh, 50℃, 10 metsotso) → ho khetha (10% Hno₃, Mocheso oa kamore, 5 metsotso) → ho tsoha ka metsi a maketseng (boits'oaro ≤10μs / cm).

• Liparame tsa oxidation: 18%-20% H₂so₄, Mocheso 20-22 ℃, Monate oa morao-rao 1.2-1.5a / DM², Nako 30-40 metsotso (botenya ba filimi 15-20μm).

• TLHALOSO EA TLHALOSO: Soak in a 5% Tharollo ea nickel acetate (85℃, 20 metsotso), Ho kuta boima ba metsi a lekaneng ≤30mg / DM² (Ho etsa bonnete ba ts'ebetso ea ho tiisa).

• Lenane la Ts'ebetso: Se sa nke lehlakore la li-stray tsa ho hanyetsa (GB / t 10125), E loketse ts'ireletso ea ka tlung le kantle ka ntle.

Phofo ea phofo - “E ikhethile” Bakeng sa libaka tsa kantle / tse senyehileng (Ho hanela ha boemo bo botle ba leholimo)

Maemo a sebetsang: Li-apple tsa lisebelisoa tsa kantle, Terene ea terene Aluminium Lisebelisoa, le likarolo tsa lik'hemik'hale tsa lik'hemik'hale.

Lintlha tsa tšebetso:

• Khetho ea Lifo: Polyester-epoxy phofo (Tg ≥50 ℃, Matla a ho hlasimolla ≥50kg cy, anti-pedfin and anti-peeling).

• Liparame tsa ho fafatsa: Volbastantia Voltage 60-80kv, Tefo ea Flow ea phofo 50-80g / Min, athonization khatello ea 0.3-0.5La.

• Maemo a Fofa: Cheke ka 180-200 ℃ bakeng sa 20-25 metsotso (Ho bokellana ho isa bohareng ba ≥90%).

• Melemo ea mantlha: Botenya ba 60-80μm, Kholiseho (Teko ea Cross-Cross) ≤grade 1, Leio la Letsoai la Letsoai la ≥2000, Ho tsofala ha anti-ultraviot.

Passdation ea chromium - “Khetho e ncha” Bakeng sa phepelo ea eco-e nang le boiphihlelo (E nkela sebaka sa setso sa chromate)

Maemo a sebetsang: Lisebelisoa tsa Aluminium bakeng sa mochini oa lijo le lisebelisoa tsa bongaka (ka litlhoko tse phahameng tsa tikoloho), kapa preutretatment pele ho koae.

Ts'ebetso ea mantlha:

• Mokhoa oa ho fetisa tharollo: 5%-8% hydrofluozir acid + 2% zirneum nitrate, PH 3.0-4.0, Mocheso 25-30 ℃.

• Mehato ea ts'ebetso: Soak bakeng sa 5-8 Metsotso ho theha filimi ea Passce ea 50-100nm.

• Ts'ebetso: Se ke keng sa hanyetsa li-ariway tsa ho senya ≥240, Ho qala ho koata ho ntlafalitsoe ke 30%, Ho lumellana le maemo a tikoloho a rohs.

Sisteme ea tlhokomelo ea kamehla - “Senotlolo” Ho holisa Ts'ireletso (E arotsoe ka mofuta oa karolo)

Likotsi tsa tlhokomelo li fapana haholo le likarolo tse fapaneng tsa indasteri. Ho boloka lifoto ho eketsa litšenyehelo; Morero o nepahetseng o tiisa ts'ebetso:

Mofuta oa Karolo	Potoloso ea Tlhahlobo	Litaba tsa Tlhokomelo	Mokhoa oa ho lemoha (E bonolo ebile e bonolo ho e sebelisa)
Lisebelisoa tsa lik'hemik'hale aluminium	1 Khoeli	Khosi, Botšepehi bo Kopanyang	Tlhahlobo e bonahalang + ho koaloa ka tsela e tetemang (ho lekanya botenya)
Likarolo tsa Aerospace	500 Lihora tsa sefofane	Khahlano le khatello ea maikutlo, ho nka bohloko bo tebileng	Teko ea hajoale ea tlhahlobo ea teng + liteko tsa Peantation (Ho sheba mapetso)
Rail Transit Aluminium	3 likhoeli	Letsoalo la letsoai le fafatsa, Boraba ba Weld	Teko ea Ultranyoc + Pampiri ea Leoatle la Lejoe (Ho lekanya Corrosion)
General Mechaninum Aluminum	2 likhoeli	Tšenyo ea lifilimi ea oxide, GAP Corrosion	Tlhahlobo e bonahalang + Ho ts'oaroa ha joala (ho lekola ho latela moea)

Taolo ea tikoloho - e fokotsa “Mohloli oa tlhaho” ea mafome (Theko e tlase, Ho khutla ha phahameng)

• Taolo ea mongobo: Boloka mongobo o mongata ≤65% mesebetsing ea indasteri. Hlophisa Dethumidiers libakeng tse chesang le tse mongobo (Dew supa ≤15 ℃) Ho qoba ho khutsufatsa mongobo.

• Taolo e Medium e Medium: Laola CL⁻ Shebella ≤50mg / M³, le ho sebelisa adsorption ea carbon e hlahisoang + SPRARY Sistimi ea monyaka (Ho bohlokoa bakeng sa mesebetsi ea lik'hemik'hale).

• Ts'ireletso ea Khaolo ea Khaolo: Kenya li-pefo tsa polyimide tsa Polyimide Inthaneteng ho lintlha tsa khokahano tsa Aluminium-Steel. Lokisa li-coatis tse senyehileng tse nang le pente e tšoanang kahare 24 lihora (Ho thibela ho hola).

D.Faq mabapi le kalafo ea lieni tsa indasteri - likarabo tsa holimo 10 Matšoenyeho

1. Q: Kamohelo ea mafome e hloka ho sebelisoa khafetsa hakae kamora kalafo ea meharo ea indasteri?

A: Maemong a tloaelehileng (E.g., Lithupelo tsa mochini), e mong le e mong 1-2 lilemo; libakeng tse ling (E.g., Limela tsa lik'hemik'hale, libaka tse lebopong), e mong le e mong 6-12 likhoeli; Libakeng tsa ho pepeseha ka ntle, Tlhahlobo e khothalletsoa e 'ngoe le e' ngoe 6 likhoeli.

2. Q: E ka sebelisoa ka sekhukhu bakeng sa mafome ka har'a litsie tsa aluminium alloyum alloyum (E.g., Sensors)?

A: Ha e khothalletsoe! Ho nepahala ha satane. Ho hloekisa ultrasoc (25-40KHZ) kapa laser ho hloekisa (Rile0.8μm) e khothalletsoa.

3. Q: E tla tlosa li-corrova tsa aluminium substrate?

A: Che, Haeba inhibitor e eketsoa! Li-inhibitors tse kang thuourea le urotropine li ka laola lebelo la lijalo ka hare ho 0.5g /(m²l ²).

4. Q: E nang le mokhoa o nepahetseng oa ho thibela: Tsamaiso ea chromium kapa exidation?

A: Lifilimi tsa anodic oxidation li hlohlore (15-20μm) ka bolelele ba letsoai la £000; lifilimi tsa chromium-free li tšesaane (50-100nm), E loketse ho qala ka mokhoa o nepahetseng ebile o hloka ho sebelisoa ka bosholu.

5. Q: Mokhoa oa ho lahla litšila tsa makhulo? Na e ka nchafatsoa?

A: Ho joalo, e ka sebelisoa hape! Li Bokelleng 'me u li tsamaise ho ea ho litsie tsa litsebi tsa ho fofonela le ho nchafatsa (sekhahla sa ho hlaphoheloa ≥90%). Likarolo tse seng tsa ho itlosa bolutu li lokela ho lahloa ho latela melao ea litšila tsa indasteri.

6. Q: Ke tharollo efe ea tahi e loketseng lisebelisoa tsa aluminium libakeng tse phahameng tsa mocheso (E.g., Li-Liindasteri tsa indasteri)?

A: Li-coatis tse thehiloeng ho Ceramic (Ho hanyetsa ho hanyetsa ℃) kapa e phahameng haholo ea mocheso o phahameng (botenya ba filimi 20-30μm, Ho hanela ho hanyetsa 300 300 ℃) li khothalelitsoe.

7. Q: Ke theknoloji efe e sebetsang ka ho fetisisa bakeng sa batch aluminium rurict kalafo?

A: Ho tlosa li-acid tse halikiloeng ka lik'hemik'hale ho sebetsa hantle haholo, e khona ho sebetsana le likarolo tse makholo tse ngata ka hora, E loketse li-fasteners, mocheso oa mocheso, etc.

8. Q: Ke lisebelisoa life tse sireletsang tseo ba sebetsang le tsona tse hlokang nakong ea ho tlosa litšila?

A: Bakeng sa ho tlosa mekotla ea lik'hemik'hale: Moaparo o sirelletsang o thibelang asiti (hanyetsa li-≥30% hcl) + Li-Goggles tsa lik'hemik'hale; bakeng sa ho tlosa ka boomo: N95 Mask a Mask a N95 + Ho hlakola ka lerata.

9. Q: Aluminium Alloy Welds o tloaetse ho ruruha - mokhoa oa ho thibela sena?

A: Kamora ho tebela, Tlosa filimi ea oxide le 10% nitric acid ea thothomelang, Ebe u etsa mokhoa oa chromium-free, 'me qetellong kenya pente e tloaelehileng ea anti-rust (E.g., pente ea EPOXY Zinc-Rich).

10. Q: Ka litšenyehelo tse lekantsoeng, Ke mokhoa ofe o lokelang ho khethoa bakeng sa kutu e bobebe ea aluminium e itekanetseng?

A: Pele ho feta ho thellisa (\(0.75-\)1.5 Meter ea mithara), e lateloa ke citric acid ho hloekisa (E loketse li-rust tsa gap) - Litsenyehelo tse tlase ebile ho bonolo ho li sebelisa.

Qetello: “Tataiso ea likhetho” Bakeng sa kalafo ea litumelo tsa indasteri (Ho ts'oana ha tharollo kapele)

Bothata ba Mafutsana	Mofuta oa Karolo	Theknoloji e khothalelitsoeng	Melemo	Litšenyehelo (Meter ea mithara)
Bonolo	Likarolo tse akaretsang tsa mochini	Mochini oa ho tsoma	Ts'ebetso e bonolo, Ha ho na lisebelisoa tsa profesheneng tse hlokahalang	\(0.75-\)1.5
E itekanetseng	Pipes, Mocheso oa mocheso	Ho hloekisa ultrasoc	Ha ho na tšenyo, E loketse li-rust tsa gap	\(1.5-\)2.25
Matla	Litanka tsa polokelo, Likaroloana tsa Sebopeho	Ho tlosa sandblas	Ho tlosoa ka botlalo, E loketse koae pele	\(2.25-\)3.75
Likarolo tse nepahetseng	Likarolo tsa Aerospace	Laser / plasma Plasma	Ho nepahala haholo, Ha ho na tšenyo ea mochini	\(7.5-\)15
Lihlopha tse nyane	Li-fasteners, Likarolo tsa Electronic	Acid acid tost e tlosoa	Katleho e phahameng, theko e tlase	\(1.2-\)1.8