Teko ea Spray ea Letsoai ke Eng?
Selelekela
Teko ea ho fafatsa letsoai, eo hape e tsejoang e le tlhahlobo ea moholi oa letsoai, ke mokhoa o leka-lekaneng oa ho lekola ho hanyetsa ho bola ha thepa le litlolo tse sireletsang. Teko ena e potlakileng ea kutu e pepesetsa lisampole tikolohong e laoloang ea moholi oa letsoai, e etsisang maemo a thata joalo ka tikoloho ea leoatle kapa maemo a lebopo. Liindasteri tse kang tsa makoloi, sefofane, le tsa likepe li itšetlehile ka tlhahlobo ena ho netefatsa hore thepa e tšoarella le ho sebetsa hantle. Ka ho etsisa kutu ea sebele ea lefatše, e thusa bahlahisi ho bolela esale pele hore na lihlahisoa li mamella maemo a thata joang ha nako e ntse e ea.
- Teko ea sefafatsi sa letsoai ke teko e potlakisang ea ho senya e etselitsoeng ho lekola ho hanyetsa ho bola ha thepa le litlolo tse sireletsang. Ka ho pepesa lisampole sebakeng sa moholi oa letsoai kapa tikolohong ea moholi oa letsoai, e etsisa maemo a thata joalo ka a tikolohong ea maoatle kapa maemo a lebopo. Mokhoa ona o tloaelehileng, o sebelisoang haholo liindastering tse kang tsa makoloi, sefofane le tsa metsing, o thusa ho lekola ho tšoarella ha thepa le ts'ebetso ea ho roala tlas'a maemo a laoloang a ho senya.
- Kakaretso ea Tlhahlobo
- Teko ena e kenyelletsa ho beha mehlala ea liteko ka phaposing ea ho fafatsa letsoai moo motsoako oa letsoai oa 5% (ka tloaelo sodium chloride, kapa NaCl) o etsoa athomo ho etsa moholi oa letsoai o senyang. Litekanyetso tsa bohlokoa, ho kenyeletsoa ASTM B117, ISO 9227, le JIS Z 2371, li netefatsa tlhahiso ea tlhahlobo le botsitso liindasteri tsohle. Litekanyetso tsena li hlakisa maemo a kang pH 6.5-7.2 le mocheso oa kamore ea 35°C.
- Mefuta ea liteko tsa Spray ea Letsoai
- Likarolo tse fapaneng tsa litlhoko tse ikhethileng tsa tlhahlobo ea tlhahlobo:
- Neutral Salt Spray (NSS): E sebelisa motsoako o tloaelehileng oa letsoai bakeng sa tlhahlobo ea ho bola e akaretsang.
- Acetic Acid-Letsoai Spray (AASS): E eketsa acetic acid bakeng sa tlhahlobo e matla haholoanyane.
- Spray ea Copper-Accelerated Acetic Acid-Salt (CASS): E kenyelletsa koporo bakeng sa ketsiso e ntlafalitsoeng ea kutu, e loketseng bakeng sa electroplating.
Teko ea Spray ea Letsoai ke Eng?
Teko ea Spray ea Letsoai e Sebetsa Joang?
Teko ea ho fafatsa letsoai ke mokhoa o nepahetseng oa ho lekola khanyetso ea kutu ka ho pepesa mehlala ea liteko sebakeng se laoloang sa moholi oa letsoai. Teko ena e potlakileng ea kutu, e tataisoang ke litekanyetso tse kang ASTM B117 le ISO 9227, e etsisa maemo a thata joalo ka tikoloho ea leoatle ho lekola ho tšoarella ha thepa le ts'ebetso ea ho koahela.
Litlhahlobo tsa Spray ea Letsoai Setupo sa Kamore
Teko e etsahala ka phaposing ea ho fafatsa letsoai, eo hangata e leng kamore ea 412 L e entsoeng ka thepa ea PVC ho hanela kutu. Kamore e boloka mocheso oa kamore ea 35 ° C 'me e sebelisa motsoako oa letsoai oa 5% (sodium chloride, kapa NaCl) e nang le pH 6.5-7.2. Moea o hatelitsoeng o etsa athomo ea tharollo, o etsa moholi o motle oa letsoai o lulang lisampoleng.
Litlhahlobo tsa Spray ea LetsoaiTsamaiso
Mokhoa ona o kenyelletsa:
Boitokisetso ba mohlala: Ho hloekisa lisampole tsa liteko le ho sebelisa litlolo tse sirelletsang joalo ka zinki kapa coal ea sol-gel.
Ho beha lisampole bakeng sa ho beha letsoai le tšoanang.
Ho etsa tlhahlobo bakeng sa nako e behiloeng ea teko, hangata lihora tse 24-1000, ha u ntse u beha leihlo lihlahisoa tsa kutu tse kang mafome kapa matheba a kutu.
Ho hlatsoa lisampole ka tlhahlobo ea metsi e entsoeng ka deionized ho emisa kutu.
Litlhahlobo tsa Spray ea LetsoaiMaemo le Calibration
Ho ikamahanya le maemo a indasteri joalo ka ASTM B117, ISO 9227, JIS Z 2371, le litekanyetso tsa MIL li netefatsa ho ikatisa ha liteko. Calibration e boloka ho hloeka ha lik'hemik'hale tsa motsoako oa letsoai le moholi o sa fetoheng oa letsoai.
| Karolo | Tlhaloso | Morero |
|---|---|---|
| Kamore | 412 L, PVC | E hanela kutu, e etsa bonnete ba hore moholi o tšoanang oa letsoai |
| Tharollo | 5% NaCl, pH 6.5-7.2 | Maemo a indasteri ea maoatleng a etsisa |
| Mocheso | 35°C | E etsisa maemo a thata |
Ts'ebetso ena e netefatsa tlhahlobo ea kutu e tšepahalang bakeng sa liindasteri tse kang likoloi, sefofane le tsa metsing, e tiisang ho khomarela le ho tšoarella ha thepa tlas'a maemo a laoloang.
Hobaneng Teko ea Spray ea Letsoai e le Bohlokoa?
Teko ea ho fafatsa letsoai ke lejoe la motheo la tlhahlobo ea kutu, e netefatsang ho tšoarella ha thepa le ts'ebetso ea ho roala maemong a thata. Ka ho etsisa tikoloho joalo ka tikoloho ea maoatle kapa maemo a lebopo, e thusa liindasteri tse kang tsa makoloi, sefofane le likepe ho hlahisa lihlahisoa tse tšepahalang, tse tšoarellang nako e telele.
Ho etsisa Maemo a Sebele a Lefatshe
Teko ena e potlakileng ea kutu e pheta litlamorao tsa moholi oa letsoai le mongobo, e etsisa liphephetso tsa lefatše la 'nete. Maemo a kang ASTM B117 le ISO 9227 a theha litlhophiso tse laoloang ho bolela esale pele hore na lisebelisoa le liphahlo tse sirelletsang li mamella lihlahisoa tsa kutu joalo ka sebopeho sa mafome. Sena se tiisa hore lihlahisoa li mamella ho pepesetsoa nako e telele ho maemo a indasteri ea leoatleng kapa litlhoko tsa thepa ea kaho.
Melemo bakeng sa Liindasteri
Teko ea spray ea letsoai e fana ka melemo ea bohlokoa:
E netefatsa khoaso ea li-coating bakeng sa ho roala ha electroplating, galvanizing le sol-gel coating.
E ts'ehetsa netefatso ea boleng ka ho kopana le maemo a indasteri joalo ka JIS Z 2371.
E fokotsa ho hloleha ho bitsang chelete e ngata ka ho tseba bofokoli ba litšepe kapele.
| Indasteri | Molemo | Mohlala oa kopo |
|---|---|---|
| Tsa makoloi | E netefatsa hore karolo ea koloi e phela nako e telele | Ho leka ho roala zinki ka chassis |
| Sepakapaka | E matlafatsa polokeho ea lifofane | Ho netefatsa seaparo sa cadmium |
| Marine | E ntlafatsa ho tšoarella ha sekepe | Ho lekola tšepe e nang le sekontiri se chesang |
Likopo tse Tloaelehileng tsa Teko ea Spray ea Letsoai
Teko ena e lekola liphahlo tse sireletsang lihlahisoa tsa kutu:
Teko ea spray ea letsoai e lekola lisebelisoa tse fapaneng:
Teko e tšehetsa liindasteri tsa bohlokoa:
| Indasteri | Kopo | Karolo e Lekiloeng |
|---|---|---|
| Tsa makoloi | Ho tšoarella ha karolo ea koloi | Ho roala liforeimi |
| Sepakapaka | Botšepehi ba karolo ea lifofane | Ho roala ka cadmium holim'a lisebelisoa |
| Marine | Sekepe sa bophelo bo bolelele | Ho roala zinki holim'a li-hulls |
Ka ho etsisa kutu e potlakileng, tlhahlobo ea sefafatsi sa letsoai e netefatsa netefatso ea boleng le tlhahlobo ea tlhahlobo, e thusa liindasteri ho khetha lisebelisoa tse sebetsang ka mokhoa o ts'epahalang tlas'a maemo a thata, ho matlafatsa ts'epo ea bareki le bophelo bo bolelele ba sehlahisoa.
Mekhoa e Molemo ka ho Fetisisa ea ho Etsa Tlhahlobo ea Letsoai
Ho etsa tlhahlobo ea sefafatsi sa letsoai ho hloka ho nepahala ho netefatsa hore ho hanyetsa ho bola le ho tšoarella ha thepa ho hlahlojoa ka nepo. Ho latela mekhoa e metle ho ikamahanya le maemo a indasteri joalo ka ASTM B117 le ISO 9227, e netefatsang ho ikatisa ha liteko le liphetho tse tšepahalang tsa tlhahlobo ea kutu bakeng sa lits'ebetso tsa likoloi, tsa sefofane le tsa metsing.
Tokisetso ea Mohlala
Ho bohlokoa haholo ho lokisa lisampole tsa tlhahlobo hantle:
Hloekisa libaka ho tlosa litšila, ho netefatsa hore ho khomarela ka mokhoa o nepahetseng oa ho roala.
Kenya litlolo tse sirelletsang joalo ka zinki kapa coal ea sol-gel ka mokhoa o ts'oanang.
Beha lisampole bakeng sa ho beha letsoai ka mokhoa o tsitsitseng, ho sebelisoa mohlala oa ho potoloha ho qoba ho pepeseha ho sa tšoaneng.
Taolo ea Tikoloho ea Teko
Ho boloka tikoloho e laoloang ho netefatsa liphetho tse tšepahalang:
Sebelisa kamore ea 412 L (ka tloaelo thepa ea PVC) mocheso o tsitsitseng oa kamore ea 35 ° C.
Lokisetsa motsoako oa letsoai oa 5% (sodium chloride, NaCl) e nang le pH 6.5-7.2, e nang le athomo ka moea o hatelitsoeng bakeng sa moholi oa letsoai o tšoanang.
Lekola mongobo o mongobo le ho na ha moholi oa letsoai ho etsisa tikoloho ea leoatle.
Ho Hlahloba Liphetho
Tekolo e nepahetseng ke senotlolo sa netefatso ea boleng:
Lekola lihlahisoa tsa kutu joalo ka mafome kapa matheba a kutu.
Sebelisa ASTM D610 bakeng sa tlhahlobo ea kutu ea pono le ASTM B537 bakeng sa tlhahlobo ea ts'ebetso ea ho koahela.
Tokomane ea sekhahla sa kutu le lintlha tsa pente ho lekola liphetho tsa tlhahlobo ea ho tšoarella.
Qetello
Teko ea ho fafatsa letsoai ke mokhoa oa bohlokoa oa tlhahlobo ea kutu o lekang ho tšoarella ha thepa le ts'ebetso ea ho koahela tlas'a maemo a thata. Ka ho etsisa tikoloho ea leoatle le maemo a lebopong la leoatle, e netefatsa hore lihlahisoa tsa indasteri ea likoloi, tsa sefofane le tsa leoatleng li mamella lihlahisoa tse senyang joalo ka mafome. Ho latela litekanyetso tsa indasteri tse kang ASTM B117 le ISO 9227, tlhahlobo ena e potlakileng ea kutu e fana ka liphetho tse tšepahalang bakeng sa netefatso ea boleng.
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