Rauj Xim Rau Hlau: Nws Yog Dab Tsi, Kev Sib Xyaw Nrog Cov Xim Dub Rau Hauv Cov Txau Txau, Tshuaj Xyuas

2024 Tus sau: Beatrice Philips | [email protected]. Kawg hloov kho: 2024-01-18 12:13

Xim yog ib txoj hauv kev los tiv thaiv txheej txheej saum toj ntawm cov hlau los ntawm kev puas tsuaj. Txawm li cas los xij, tsis yog txhua yam khoom lag luam tuaj yeem tiv taus qhov ua haujlwm hnyav ntawm cov khoom. Yog li ntawd, cov tuam ntxhab tau sim txhim kho lawv cov khoom lag luam, tsis tu ncua tso tawm cov kev hloov kho tshiab ntawm cov khoom sib xyaw hauv khw. Kev saib xyuas tshwj xeeb yuav tsum tau them rau cov xim rauj uas tuaj yeem tiv taus qhov kub thiab txias thiab ua haujlwm nyuaj.

Peculiarities

Xim rauj yog cov tshuaj nitro-based polymer sib xyaw. Thaum zaj duab xis tawv rau ntawm qhov khoom, ib hom kab noj hniav tau tsim los ntawm nws. Cov nyhuv ntawm cov rauj ntaus hlau yog tsim. Qhov no piav qhia lub npe ntawm cov cuab yeej.

Cov neeg tsim khoom ntxiv ntau qhov tseem ceeb rau kev daws:

• Nws yog xim hlau hmoov. Feem ntau, tooj liab lossis txhuas tau siv hauv kev tsim khoom.
• Cov iav zoo. Qhov tivthaiv no ua ib qho kev ntxhib los mos rau saum nplaim tom qab kho tas.
• Aluminium flakes. Nws yog lawv uas tsim ib qho kev ntxhib los mos tshwj xeeb ntawm saum npoo.
• Silicone los yog alkyd resins. Lawv tiv thaiv cov dej kom zoo, tiv thaiv nws los ntawm kev nkag mus hauv qab zaj duab xis tiv thaiv.
• Txuj ci. Tom qab ua kom tawv tawv, cov khoom siv no tsim cov txheej txheem tiv thaiv.

Thov nco ntsoov tias cov txiaj ntsig zoo ib yam tau pom thaum siv cov xim tshwj xeeb xim. Txawm li cas los xij, tus nqi ntawm cov txheej txheem no zoo heev, vim nws xav tau kev siv cov cuab yeej tshwj xeeb. Yog li ntawd, ntau tus neeg nyiam cov xim rauj, uas yooj yim rau siv nyob rau hauv ib txwm muaj xwm txheej.

Niaj hnub no cov xim rauj tau siv dav hauv kev tsim kho.

Qhov no yog vim muaj ntau qhov zoo ntawm cov qauv no:

• Tiv taus qhov kub thiab txias tshaj plaws thiab huab cua tsis zoo. Yuav luag txhua hom xim rauj tau yooj yim tiv taus kub txog +80 degrees.
• Qhov sib tov yog thoob ntiaj teb, vim nws tuaj yeem siv rau txheej tsis yog tsuas yog hlau, tab sis kuj tseem muaj lwm yam khoom siv.
• Cov xim yog ib qho yooj yim thov tsis tas siv cov cuab yeej tshwj xeeb. Rau qhov no, cov txheej txheem los yog txhuam tau siv. Qee cov tuam ntxhab tsim cov qauv hauv daim ntawv ntawm cov kaus poom aerosol. Thov nco ntsoov tias qee hom xim tuaj yeem siv tau txawm tias muaj cua daj cua dub sab nraum.

• Lub sij hawm ziab ntawm qhov sib tov tsis tshaj 2 teev. Tab sis cov yeeb yaj kiab tau txais lub zog muaj zog tsuas yog tom qab 24 teev tom qab thov.
• Cov khoom yog ib puag ncig zoo. Thaum tha xim, cov kev daws teeb meem tsis tso cov tshuaj tsw qab thiab ntxhiab tsw phem.
• Lub neej ua haujlwm ntawm cov yeeb yaj kiab tiv thaiv tuaj yeem ntev txog 8 xyoo, uas nyuaj rau ua tiav nrog lwm cov qauv.
• Kuj ua rau neeg puas tsuaj. Qhov no yog vim qhov tseeb tias cov khoom siv yog yas txawm tias tom qab ziab. Nws yog qhov nyuaj rau tev tawm ib feem ntawm zaj duab xis.

Txawm li cas los xij, cov xim zoo li no yuav tsis yog qhov kev daws teeb meem zoo tshaj plaws.

Qhov no yog vim muaj ntau qhov tsis zoo:

• Tus nqi siab. Tus nqi ntawm cov xim rauj ntau dua tus nqi ntawm cov khoom siv zoo sib xws (txha hniav laus) ntau zaus.
• Qhov nyuaj ntawm daim ntawv thov. Txhawm rau kom tau cov xim muaj zog thiab ruaj khov, koj yuav tsum nruj me ntsis ua raws cov lus pom zoo ntawm cov kws tshwj xeeb thaum tha xim.
• Qhov nyuaj ntawm kev tshem tawm. Tshem lub tsho xim rauj yog ib qho nyuaj. Yog li, nws tau pom zoo kom ua tib zoo xaiv cov xim yog tias koj npaj yuav siv nws nrog lub tsho loj.

Lawv siv qhov twg?

Cov xim rauj muaj cov yam ntxwv tshwj xeeb.

Niaj hnub no lawv tau siv hauv ntau qhov haujlwm ntawm kev lag luam hauv tebchaws:

• Kev lag luam. Cov muaj pes tsawg leeg yog siv rau pleev xim rau cov tshuab, cov qauv thiab cov txheej txheem. Nws kuj yog qhov kev xaiv zoo tshaj plaws rau kev tiv thaiv kab thaiv ntawm ntau lub tshuab hluav taws xob (hloov pauv, thiab lwm yam).
• Kev lag luam tsheb. Ntau hom discs, lub cev, thiab lwm yam hlau ntawm lub tsheb tau npog nrog rau xim xim. Qhov no tso cai rau lawv txuas ntxiv lawv lub neej kev ua haujlwm ntau zaus.
• Tsev ua haujlwm. Ntawm no, nrog kev pab los ntawm cov cuab yeej no, cov qauv hlau tau tiv thaiv los ntawm kev xeb.

• Kev pleev xim rau cov laj kab kom muab lawv ua rau cov laus, nrog rau tiv thaiv qhov yuav ua rau cov txheej txheem xeb.
• Hlau rooj tog ntau lawm. Feem ntau, rauj rauj siv tshuaj pleev xim rau qhov rooj nkag, qhov rooj nyab xeeb thiab lwm yam khoom zoo sib xws.
• Kev lag luam tshaj tawm. Cov sib xyaw ua ke tiv thaiv cov txheej txheem hlau, thiab tseem siv los tsim cov hniav zoo nkauj ntawm ntau hom yas lossis iav.

Saib

Cov xim rauj muaj cov yam ntxwv tshwj xeeb. Nyob rau tib lub sijhawm, cov tshuaj tau hloov pauv tas li, tau txais cov khoom tshiab thiab txhim kho. Muaj ntau lub npe tseem ceeb ntawm hom xim no nyob rau tom khw hnub no.

ML-165 . Cov xim pleev xim rau cov xim txha hniav laus, lub hauv paus tseem ceeb uas yog alkyd-styrene tshuaj. Ntawm qhov ua tau zoo ntawm cov khoom siv, ib tus tuaj yeem tshem tawm cov cua sov. Cov xim tsis poob nws cov khoom qub thaum raug ncaj qha rau qhov kub tsis siab tshaj 130 degrees. Raws li txheej txheej tiv thaiv, cov khoom tuaj yeem siv tau ntawm yuav luag txhua hom nto.

EP-1323 KUV . Epoxy txha hniav laus uas sib txuas cov yam ntxwv ntawm cov xim thiab cov primers. Cov khoom lag luam tshwj xeeb uas feem ntau yog siv rau txheej hlau uas ua rau muaj kev cuam tshuam sab nraud (tsheb crane, tsheb nqa khoom, laj kab, thiab lwm yam). Cov xim tuaj yeem siv dua xeb, uas tshem tawm kev kho ua ntej.

• NCO 221 . Cov xim no muaj tus nqi qis. Nws yog siv los ua txheej zoo nkauj. Qhov zoo ntawm kev tiv thaiv ntawm no yog qhov phem tshaj li ntawm qhov kev tshuaj xyuas yav dhau los. Txawm li cas los xij, kev sib xyaw ua ke tiv taus huab cua sab nraud zoo. Nws kuj tseem siv tau sab hauv tsev.
• Hammerite. Hom xim rauj no yog kim tshaj plaws thiab zoo tshaj plaws. Haum rau npog ntau yam khoom. Nws kuj tseem tuaj yeem siv rau xeb.

Xim

Lub luag haujlwm tseem ceeb ntawm cov xim rauj yog suav tias yog kev tiv thaiv ntawm cov hlau. Thaum pib, cov tuam ntxhab tsis tau them xim rau cov xim palette ntawm cov khoom, vim lawv xav tias lub sijhawm no yog theem thib ob.

Txawm li cas los xij, niaj hnub no cov xim tau tsim hauv qhov sib txawv, ntawm cov xim hauv qab no tuaj yeem ua qhov txawv:

• dub;
• txho;
• Dawb;
• xiav;
• xiav;
• Violet.

Thov nco ntsoov tias ntau lub tuam txhab tsim cov khoom sib txuas uas tuaj yeem sab nrauv zoo ib yam xim ntawm ntoo, pob zeb ntuj, thiab lwm yam.

Txawm li cas los xij, cov qauv ntawm cov xim zoo li no tsis yog qhov tsim nyog rau kev kho kom zoo nkauj.

Chaw tsim tshuaj paus

Kev ua lag luam niaj hnub no muaj cov xim rauj. Lub koob npe nrov ntawm cov khoom piav qhia qhov tshwm sim ntawm ntau qhov tsis zoo cuav.

Cov kws tshaj lij pom zoo muab kev nyiam rau cov npe uas muaj npe zoo, ntawm cov uas muaj ntau lub tuam txhab tsim khoom:

1. Hammerite. Qee hom xim tuaj yeem siv rau cov hlau galvanized tsuas yog tom qab lawv tau ua tiav nrog cov kev daws teeb meem tshwj xeeb.
2. Dali. Kev sib xyaw ua ke yog npaj rau daim ntawv thov hlau (galvanized, thiab lwm yam), ntoo thiab yas.
3. Alpina.

Kev sib xyaw ntawm cov qib no yog qhov txawv los ntawm kev ua kom siab rau cov hlau, uas tso cai rau lawv siv tau txawm tias dhau xeb. Raws li kev tshuaj xyuas, cov xim pleev xim tiv thaiv ya raws tau zoo, ntxiv rau ncaj qha mus rau cov roj. Qee qhov ntau yam tuaj yeem tiv taus kev sib cuag nrog me ntsis alkalis thiab kua qaub.

Lwm qhov kev xaiv zoo yog tshuaj tsuag xim los ntawm Kudo.

Cov neeg siv sau tseg tias nws tuaj yeem siv tau yooj yim rau yuav luag txhua qhov chaw nyuaj.

Yuav xaiv li cas?

Qhov sib txawv ntawm cov xim rauj feem ntau ua rau tsis ntseeg thaum yuav khoom. Txhawm rau nrhiav txoj hauv kev daws teeb meem, koj yuav tsum xyuam xim rau ntau yam.

Daim ntawv thov txheej txheem . Qhov nrov tshaj plaws yog cov kua ua kua. Rau lawv daim ntawv thov, cov menyuam los sis txhuam tau siv. Qee cov tuam ntxhab tsim cov qauv hauv cov kaus poom tsuag. Lawv tus nqi siab dua me ntsis tshaj tus nqi ntawm cov khoom hloov kho. Feem ntau lawv tau siv thaum nws yog qhov tsim nyog kom tau txais txheej txheej xim ib yam, nrog rau thaum nws yuav tsum tau sau nrog cov xim tsis yooj yim mus rau qhov chaw.

• Lub Hom Phiaj . Cov xim rauj tau siv los ua cov khoom tiv thaiv. Txawm li cas los xij, ntau tus ntawm lawv xav tau kev ntxuav ua ntej ntawm cov hlau lossis lwm yam khoom txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm Kuj tseem muaj kev hloov kho tshwj xeeb uas yooj yim thov xeb. Cov khoom no ua ke ua ib tus primer thiab txha hniav laus tas li. Nws tseem yog ib qho tseem ceeb uas yuav tau them sai sai rau cov tshuaj uas cov khoom siv tau npaj rau. Rauj xim ib txwm ua haujlwm nrog hlau, tab sis lawv yuav tsis tas li ua raws li ntoo, iav lossis yas.
• Lub cev thiab tshuaj yam ntxwv . Cov ntsuas no tso cai rau koj xaiv cov khoom sib xyaw uas tuaj yeem tiv taus tsis tsuas yog kub siab, tab sis kuj tseem muaj kev cuam tshuam ib puag ncig.

Yuav thov li cas

Rauj pleev daim ntawv thov thev naus laus zis muaj ob peb kauj ruam ua tiav.

Kev npaj nto . Ua ntej thov kev daws teeb meem, koj yuav tsum ua tib zoo ntxuav cov hlau los ntawm cov roj av, thiab tseem tshem tawm cov txheej txheej ntawm txheej txheej dhau los. Cov txheej txheem hlau tshiab yuav tsum tau kho ua ntej nrog cov ntawv xuab zeb lossis cov zom. Kev puas tsuaj me me yuav ua rau cov tshuaj nplaum ua rau lub substrate.

Thov nco ntsoov tias txhua yam khoom siv hlau tsis yog hlau yuav tsum tau ua ntej nrog cov kev daws teeb meem tshwj xeeb ua ntej pleev xim.

Yog tias nws yog txhuas, tom qab ntawd nws tseem xav tau los ntxuav nws los ntawm cov yeeb yaj kiab tiv thaiv sab saud uas tsim thaum lub sij hawm oxidation ntawm cov hlau.

Painting . Cov txheej txheem no tuaj yeem ua tiav hauv ntau txoj kev. Qhov kev xaiv yooj yim tshaj plaws yog siv txhuam txhuam. Lub tswv yim rau kev thov xim rauj nrog cov cuab yeej no tsis txawv ntawm cov xim zoo tib yam. Cov kws tshaj lij pom zoo siv txhuam rau ntu me me. Nws yog qhov zoo dua los pleev xim rau sab hauv nrog cov menyuam. Nws yog ib qho tseem ceeb kom ntseeg tau tias cov canvas tau teeb tsa nruj me ntsis. Qhov no yuav tso xim kom kis tau tusyees. Tsis txhob poob tus menyuam mus rau hauv qhov kev daws teeb meem; nws yog qhov zoo dua los nchuav cov khoom sib tov hla lub cuab yeej. Nws tsis tsim nyog siv cov roj hmab ua npuas dej rau so, vim cov xim yuav yooj yim "corrode" nws.

Txoj kev yooj yim tshaj plaws yog siv cov kaus poom aerosol lossis rab phom tsuag. Nrog kev pab los ntawm cov cuab yeej no, kev sib xyaw ua ke tau thov hauv ob peb txheej nyias nyias. Lub sijhawm nruab nrab ntawm cov xim tha xim yuav tsum yog li 20 feeb. Thaum siv aerosol, coj lub dav hlau ntawm cov ces kaum ncaj rau saum npoo kom pleev xim.

Yog tias koj xav tau txais kev tiv thaiv zoo tshaj plaws, tom qab ntawd txhua txheej tom ntej yuav tsum tau thov tom qab zaj duab xis tau txais lub zog tag nrho (1-2 lub lis piam).