Kev Taw Qhia
Hauv kev tsim kho, kho kom zoo nkauj hauv tsev thiab ntau qhov chaw lag luam, cov xim pleev thiab cov txheej txheem ua lub luag haujlwm tseem ceeb. Txij li cov ntoo carved ntawm cov tsev qub mus rau cov phab ntsa zam ntawm cov tsev niaj hnub, los ntawm cov xim ci ntawm lub plhaub tsheb mus rau kev tiv thaiv xeb ntawm cov hlau choj, cov xim pleev thiab cov txheej txheem txuas ntxiv ua kom tau raws li cov kev xav tau ntau yam ntawm cov neeg nrog lawv cov xim thiab kev ua haujlwm. Nrog rau kev txhim kho tas mus li ntawm kev tshawb fawb thiab thev naus laus zis, cov hom xim pleev thiab cov txheej txheem tau ntau yam ntxiv, thiab kev ua tau zoo dua thiab zoo dua.
1, ntau hom kev faib tawm ntawm cov xim pleev xim
(1) Muab faib ua tej daim
Cov xim feem ntau muab faib ua xim phab ntsa, xim ntoo thiab xim hlau. Cov xim phab ntsa feem ntau yog xim latex thiab lwm yam, siv rau kev kho kom zoo nkauj phab ntsa sab hauv thiab sab nraud, uas tuaj yeem muab xim zoo nkauj thiab kev tiv thaiv rau phab ntsa. Cov xim phab ntsa sab nraud muaj zog tiv thaiv dej, tsim nyog rau kev tsim kho phab ntsa sab nraud; Kev tsim kho xim phab ntsa sab hauv yog yooj yim, muaj kev nyab xeeb, feem ntau siv rau kev kho kom zoo nkauj phab ntsa sab hauv. Cov xim ntoo lacquer feem ntau muaj xim nitro, xim polyurethane thiab lwm yam. Nitro varnish yog xim pob tshab, xim volatile, nrog rau kev ziab sai, cov yam ntxwv mos mos, muab faib ua lub teeb, semi-matte thiab matte peb, tsim nyog rau ntoo, rooj tog, thiab lwm yam, tab sis yooj yim rau cov khoom cuam tshuam los ntawm dej noo thiab cua sov yuav tsum tsis txhob siv. Polyurethane xim zaj duab xis yog muaj zog, ci thiab puv, muaj zog lo, tsis kam dej, tsis kam hnav, tsis kam corrosion, yog siv dav hauv cov rooj tog ntoo zoo thiab cov hlau nto. Cov xim hlau feem ntau yog enamel, tsim nyog rau cov hlau ntxaij vab tshaus, thiab lwm yam, lub txheej yog xim magneto-optical tom qab ziab.
(2) Muab faib los ntawm lub xeev
Cov xim muaj ob hom: xim dej thiab xim roj. Cov xim latex yog cov xim dej tseem ceeb, nrog dej ua cov tshuaj yaj, yooj yim siv, muaj kev nyab xeeb, ntxuav tau, huab cua zoo, tuaj yeem ua raws li cov xim sib txawv. Cov xim nitrate, xim polyurethane thiab lwm yam feem ntau yog cov xim roj, cov xim roj yog cov xim qhuav qeeb qeeb, tab sis qee qhov muaj kev ua tau zoo, xws li tawv dua.
(3) Muab faib los ntawm kev ua haujlwm
Cov xim muaj peev xwm muab faib ua xim tiv thaiv dej, xim tiv thaiv hluav taws, xim tiv thaiv pwm, xim tiv thaiv yoov tshaj cum thiab xim ntau yam. Cov xim tiv thaiv dej feem ntau yog siv rau hauv cov chaw uas xav tau dej, xws li chav dej, chav ua noj, thiab lwm yam. Cov xim tiv thaiv hluav taws tuaj yeem ua lub luag haujlwm hauv kev tiv thaiv hluav taws rau qee qhov, haum rau cov chaw uas xav tau kev tiv thaiv hluav taws siab; Cov xim tiv thaiv pwm tuaj yeem tiv thaiv kev loj hlob ntawm pwm, feem ntau siv rau hauv cov chaw noo noo; Cov xim tiv thaiv yoov tshaj cum muaj cov nyhuv ntawm kev tawm tsam yoov tshaj cum thiab tsim nyog rau siv thaum lub caij ntuj sov. Cov xim ntau yam yog cov khoom sib sau ua ke ntawm ntau yam kev ua haujlwm, los muab kev yooj yim dua rau cov neeg siv.
(4) Muab faib raws li daim ntawv ntawm kev nqis tes ua
Cov xim uas yaj sai sai thaum lub sijhawm ziab yuav ua rau cov tshuaj yaj ua pa, qhov ceev ziab sai heev, tab sis yuav ua rau muaj kuab paug rau ib puag ncig. Cov xim uas tsis yaj sai sai thaum lub sijhawm ziab, zoo rau ib puag ncig, tab sis lub sijhawm ziab yuav ntev dua. Cov xim uas yaj sai sai yog qhov tsim nyog rau cov xwm txheej uas xav tau kev ziab sai, xws li kev kho qee cov rooj tog me me; Cov xim uas tsis yaj sai sai yog qhov tsim nyog rau cov chaw uas muaj kev tiv thaiv ib puag ncig siab, xws li kev kho kom zoo nkauj hauv tsev.
(5) Muab faib los ntawm qhov cuam tshuam ntawm qhov chaw
Xim pob tshab yog xim pob tshab uas tsis muaj xim, feem ntau yog siv los qhia txog cov qauv ntuj ntawm ntoo, xws li cov kua roj vanish feem ntau siv rau hauv ntoo, rooj tog thiab lwm yam. Xim pob tshab tuaj yeem qhia qee qhov xim thiab cov qauv ntawm lub substrate, tsim kom muaj cov txiaj ntsig zoo nkauj tshwj xeeb. Xim pob tshab npog tag nrho cov xim thiab cov qauv ntawm lub substrate, thiab tuaj yeem kho kom zoo nkauj hauv ntau xim raws li qhov xav tau, nrog rau ntau yam kev siv, xws li phab ntsa, hlau thiab lwm yam.
2, feem ntau 10 hom xim pleev xim
(1) Xim pleev xim acrylic latex
Cov xim pleev acrylic latex feem ntau yog ua los ntawm acrylic emulsion, cov khoom siv pleev kom zoo nkauj, dej thiab cov khoom ntxiv. Nws muaj qhov zoo ntawm tus nqi nruab nrab, tiv taus huab cua zoo, kev ua haujlwm zoo thiab tsis muaj cov kuab tshuaj organic tso tawm. Raws li cov khoom siv raw ntau yam tuaj yeem muab faib ua C ntshiab, benzene C, silicone C, vinegar C thiab lwm yam. Raws li cov nyhuv ci ntsa iab ntawm kev kho kom zoo nkauj, nws muab faib ua tsis muaj teeb, matte, mercerization thiab lub teeb thiab lwm yam. Nws feem ntau yog siv rau kev pleev xim rau sab hauv thiab sab nraud ntawm phab ntsa ntawm cov tsev, pleev xim rau tawv, thiab lwm yam. Tsis ntev los no, muaj ntau hom xim pleev ntoo latex thiab xim pleev tus kheej sib txuas.
(2) Xim acrylic uas muaj cov kuab tshuaj
Cov xim acrylic uas muaj cov kuab tshuaj muaj peev xwm muab faib ua cov xim acrylic uas ziab nws tus kheej (hom thermoplastic) thiab cov xim acrylic uas kho tau hla (hom thermosetting). Cov xim acrylic uas ziab nws tus kheej feem ntau yog siv rau hauv cov xim pleev tsev, cov xim pleev yas, cov xim pleev hluav taws xob, cov xim pleev cim txoj kev, thiab lwm yam, nrog rau qhov zoo ntawm kev ziab sai, yooj yim tsim, tiv thaiv thiab kho kom zoo nkauj. Txawm li cas los xij, cov khoom khov tsis yooj yim kom siab dhau, qhov nyuaj thiab elasticity tsis yooj yim coj mus rau hauv tus account, kev tsim kho tsis tuaj yeem tau txais cov zaj duab xis tuab heev, thiab qhov puv ntawm cov zaj duab xis tsis zoo tagnrho. Cov xim acrylic uas kho tau hla feem ntau yog cov xim acrylic amino, cov xim acrylic polyurethane, cov xim acrylic acid alkyd, cov xim acrylic kho hluav taws xob thiab lwm yam, siv dav hauv cov xim tsheb, cov xim hluav taws xob, cov xim ntoo, cov xim pleev tsev thiab lwm yam. Cov xim acrylic uas kho tau hla feem ntau muaj cov khoom khov siab, cov xim pleev tuaj yeem tau txais cov zaj duab xis tuab heev, thiab cov khoom siv kho tshuab zoo heev, tuaj yeem ua rau muaj kev tiv taus huab cua siab, puv siab, elasticity siab, thiab qhov nyuaj ntawm cov xim pleev. Qhov tsis zoo yog tias ob txheej txheej, kev tsim kho yog qhov teeb meem ntau dua, ntau hom kuj xav tau cua sov kho lossis hluav taws xob kho, qhov chaw ib puag ncig yog qhov siab, feem ntau xav tau cov khoom siv zoo dua, kev txawj pleev xim ntau dua.
(3) Xim pleev xim polyurethane
Cov txheej polyurethane muab faib ua ob feem polyurethane txheej thiab ib feem polyurethane txheej. Ob feem polyurethane txheej feem ntau muaj ob ntu: isocyanate prepolymer thiab hydroxyl resin. Muaj ntau hom txheej no, uas tuaj yeem muab faib ua acrylic polyurethane, alkyd polyurethane, polyester polyurethane, polyether polyurethane, epoxy polyurethane thiab lwm yam raws li cov khoom sib txawv hydroxy. Feem ntau muaj cov khoom siv kho tshuab zoo, cov khoom khov kho siab, txhua yam ntawm kev ua tau zoo dua, cov lus qhia tseem ceeb yog xim ntoo, xim kho tsheb, xim tiv thaiv xeb, xim hauv pem teb, xim hluav taws xob, xim tshwj xeeb thiab lwm yam. Qhov tsis zoo yog tias cov txheej txheem tsim kho nyuaj, qhov chaw tsim kho nyuaj heev, thiab cov xim zaj duab xis yooj yim tsim cov qhov tsis zoo. Cov txheej txheem polyurethane ib leeg yog cov txheej txheem roj ammonia ester, cov txheej txheem polyurethane uas kho tau dej noo, cov txheej txheem polyurethane kaw thiab lwm yam, qhov chaw thov tsis dav li ob-txheej txheej, feem ntau siv rau hauv cov txheej txheem hauv pem teb, cov txheej txheem tiv thaiv xeb, cov txheej txheem ua ntej-kauj, thiab lwm yam, qhov kev ua tau zoo tag nrho tsis zoo li ob-txheej txheej txheej.
(4) Xim Nitrocellulose
Lacquer yog cov ntoo uas siv ntau tshaj plaws thiab muaj cov txheej pleev xim. Qhov zoo yog nws zoo nkauj, yooj yim siv, qhuav sai, tsis tas yuav pleev xim ntau, tawv thiab ci ntsa iab, tsis yooj yim pom cov xim tsis zoo, thiab kho tau yooj yim. Qhov tsis zoo yog tias cov khoom tsis khov, thiab yuav tsum tau siv ntau txoj kev los ua kom tau txiaj ntsig zoo dua; Nws tsis ruaj khov heev, tshwj xeeb tshaj yog cov xim nitrocellulose sab hauv, nws tsis khaws lub teeb zoo, yog siv ntev me ntsis ces yuav poob lub teeb, tawg, tsis zoo nkauj thiab lwm yam teeb meem; Kev tiv thaiv xim tsis zoo, tsis tiv taus cov organic solvents, tsis kub, thiab tsis xeb. Cov khoom siv tseem ceeb ntawm nitrocellulose yog ua los ntawm cov resins mos thiab tawv xws li alkyd resin, modified rosin resin, acrylic resin thiab amino resin. Feem ntau, nws kuj tseem yuav tsum ntxiv dibutyl phthalate, dioctyl ester, oxidized castor oil thiab lwm yam plasticizers. Cov kuab tshuaj tseem ceeb yog cov kuab tshuaj tiag tiag xws li esters, ketones thiab cawv ethers, cov kuab tshuaj sib xyaw xws li cawv, thiab cov tshuaj diluents xws li benzene. Feem ntau siv rau kev pleev xim ntoo thiab rooj tog, kho kom zoo nkauj hauv tsev, pleev xim rau khoom siv dav dav, pleev xim hlau, pleev xim cement dav dav thiab lwm yam.
(5) Xim Epoxy
Xim epoxy yog hais txog cov txheej uas muaj ntau pawg epoxy hauv cov xim epoxy, uas feem ntau yog ob txheej txheej uas muaj epoxy resin thiab tus neeg sawv cev kho. Qhov zoo yog qhov lo rau cov khoom inorganic xws li cement thiab hlau; Cov xim nws tus kheej yog corrosion-resistant heev; Cov khoom siv kho tshuab zoo heev, hnav tsis kam, cuam tshuam tsis kam; Yuav ua rau cov xim tsis muaj kuab tshuaj lossis cov xim khov kho siab; Tiv taus cov kuab tshuaj organic, cua sov thiab dej. Qhov tsis zoo yog tias huab cua tsis zoo, lub hnub ci irradiation ntev yuav tshwm sim hmoov, yog li nws tsuas yog siv rau primer lossis xim sab hauv; Kho kom zoo nkauj tsis zoo, ci ntsa iab tsis yooj yim rau kev tswj hwm; Qhov yuav tsum tau ua rau ib puag ncig kev tsim kho siab, thiab zaj duab xis kho qeeb ntawm qhov kub qis, yog li cov nyhuv tsis zoo. Ntau hom xav tau kev kho kub siab, thiab kev nqis peev ntawm cov khoom siv txheej yog loj. Feem ntau siv rau txheej hauv pem teb, primer tsheb, tiv thaiv xeb hlau, tiv thaiv xeb tshuaj lom neeg thiab lwm yam.
(6) Xim amino
Cov xim amino feem ntau yog tsim los ntawm cov khoom amino resin thiab cov khoom hydroxyl resin. Ntxiv rau cov xim urea-formaldehyde resin (feem ntau hu ua acid-cured paint) rau cov xim ntoo, cov hom tseem ceeb yuav tsum tau cua sov kom kho, thiab qhov kub kho feem ntau yog siab dua 100 ° C, thiab lub sijhawm kho yog ntau dua 20 feeb. Cov xim pleev xim kho muaj kev ua tau zoo, tawv thiab puv, ci thiab zoo nkauj, ruaj khov thiab ruaj khov, thiab muaj kev kho kom zoo nkauj thiab tiv thaiv zoo. Qhov tsis zoo yog tias qhov yuav tsum tau ua rau cov khoom siv pleev xim siab, kev siv zog ntau, thiab nws tsis haum rau kev tsim khoom me me. Feem ntau siv rau kev pleev xim tsheb, pleev xim rooj tog, pleev xim khoom siv hauv tsev, txhua yam xim hlau, pleev xim rau cov cuab yeej thiab cov khoom siv kev lag luam.
(7) Cov txheej txheem kho kua qaub
Cov txiaj ntsig ntawm cov xim pleev uas muaj kua qaub yog cov zaj duab xis tawv, pob tshab zoo, tiv taus daj zoo, tiv taus kub siab, tiv taus dej thiab tiv taus txias. Txawm li cas los xij, vim tias cov xim muaj cov formaldehyde dawb, kev puas tsuaj rau tus neeg ua haujlwm tsim kho yog qhov hnyav dua, feem ntau cov tuam txhab tsis siv cov khoom no lawm.
(8) Cov xim polyester tsis muaj roj
Cov xim polyester tsis muaj roj yog muab faib ua ob pawg: cua qhuav polyester tsis muaj roj thiab hluav taws xob kho (lub teeb kho) tsis muaj roj polyester, uas yog ib hom txheej uas tau tsim sai heev tsis ntev los no.
(9) Cov txheej txheem UV kho tau
Qhov zoo ntawm cov txheej txheem UV-kho tau yog ib qho ntawm cov xim pleev ib puag ncig zoo tshaj plaws tam sim no, nrog cov ntsiab lus siab, qhov nyuaj zoo, pob tshab siab, tiv taus daj zoo heev, lub sijhawm ua haujlwm ntev, ua haujlwm tau zoo thiab tus nqi pleev xim tsawg. Qhov tsis zoo yog tias nws xav tau kev nqis peev ntau ntawm cov khoom siv, yuav tsum muaj cov khoom txaus kom tau raws li qhov xav tau ntau lawm, kev tsim khoom tas mus li tuaj yeem cuam tshuam nws qhov ua tau zoo thiab kev tswj tus nqi, thiab cov nyhuv ntawm cov xim pleev xim rau cov menyuam yog qhov phem dua li cov khoom pleev xim PU sab saum toj.
(10) Lwm cov xim pleev ib txwm muaj
Ntxiv rau cuaj hom xim pleev xim uas siv ntau tshaj plaws saum toj no, muaj qee cov xim pleev xim uas tsis tau muab faib ua pawg meej hauv daim ntawv. Piv txwv li, xim pleev xim ntuj, ua los ntawm cov roj av ntuj ua cov khoom siv raw, tiv thaiv ib puag ncig, tsis muaj tshuaj lom, tsis muaj saj, tiv taus hnav thiab tiv taus dej, tsim rau tsev, tsev kawm ntawv, tsev kho mob thiab lwm qhov chaw sab hauv tsev ntawm cov khoom ntoo, cov khoom xyoob thiab lwm yam kho kom zoo nkauj. Cov xim sib xyaw yog cov xim roj, ziab sai, txheej du thiab mos, tiv taus dej zoo, yooj yim ntxuav, tsim rau tsev, chaw ua haujlwm thiab lwm qhov chaw sab hauv tsev xws li phab ntsa, qab nthab thiab lwm yam kho kom zoo nkauj, kuj siv tau rau hlau, ntoo thiab lwm yam pleev xim rau saum npoo. Cov xim pleev xim porcelain yog cov txheej polymer, ci ntsa iab zoo, tiv taus hnav thiab tiv taus xeb, nplaum zoo, muab faib ua ob hom kuab tshuaj thiab dej, siv dav hauv tsev, tsev kawm ntawv, tsev kho mob thiab lwm qhov chaw sab hauv tsev ntawm phab ntsa, av thiab lwm yam kho kom zoo nkauj.
3, kev siv ntau hom xim pleev xim
(1) Cov kua roj vanish
Cov xim pleev xim, tseem hu ua vari water, yog xim pob tshab uas tsis muaj cov xim. Nws lub ntsiab lus tseem ceeb yog pob tshab siab, uas tuaj yeem ua rau saum npoo ntawm ntoo, rooj tog thiab lwm yam khoom pom cov qauv qub, txhim kho qib kho kom zoo nkauj heev. Tib lub sijhawm, cov xim pleev xim tsis muaj cov tshuaj lom uas yaj tau thiab tuaj yeem siv tam sim ntawd tom qab ziab yam tsis tas tos kom cov saj ploj mus. Tsis tas li ntawd, qhov sib npaug ntawm cov xim pleev xim zoo, txawm tias muaj xim tawg thaum pleev xim, thaum pleev xim dua, nws yuav yaj nrog kev ntxiv cov xim tshiab, kom cov xim du thiab du. Ntxiv mus, cov xim pleev xim muaj cov nyhuv tiv thaiv ultraviolet zoo, uas tuaj yeem tiv thaiv cov ntoo uas cov xim pleev xim npog ntev, tab sis lub teeb ultraviolet kuj tseem yuav ua rau cov xim pleev xim pob tshab daj. Txawm li cas los xij, qhov nyuaj ntawm cov xim pleev xim tsis siab, nws yooj yim los tsim cov khawb pom tseeb, tsis tiv taus cua sov, thiab nws yooj yim ua rau cov xim pleev xim puas los ntawm kev kub dhau.
Cov kua roj vanish feem ntau yog tsim rau ntoo, rooj tog thiab lwm yam xwm txheej, tuaj yeem ua lub luag haujlwm ntawm cov dej noo-pov thawj, hnav-resistant thiab moth-proof, ob qho tib si tiv thaiv rooj tog thiab ntxiv xim.
(2) Cov roj huv
Cov roj ntshiab, tseem hu ua roj siav, roj pleev xim, yog ib qho ntawm cov xim pleev xim yooj yim rau kev kho kom zoo nkauj qhov rooj thiab qhov rai, phab ntsa daim ntaub thaiv, cua sov, rooj tog txhawb nqa thiab lwm yam hauv kev kho kom zoo nkauj hauv tsev. Nws feem ntau yog siv rau hauv rooj tog ntoo, thiab lwm yam, uas tuaj yeem tiv thaiv cov khoom no, vim tias cov roj ntshiab yog cov xim pob tshab uas tsis muaj cov xim, uas tuaj yeem tiv thaiv cov khoom los ntawm kev cuam tshuam ntawm cov dej noo thiab tsis yooj yim rau kev puas tsuaj.
(3) Cov xim pleev xim
Cov enamel yog ua los ntawm cov varnish ua cov khoom siv hauv paus, ntxiv cov xim thiab sib tsoo, thiab cov txheej yog magneto-optical xim thiab zaj duab xis tawv tom qab ziab. Phenolic enamel thiab alkyd enamel feem ntau siv, uas tsim nyog rau cov ntxaij vab tshaus hlau. Enamel muaj cov yam ntxwv ntawm kev nplaum siab thiab tiv thaiv xeb siab, uas feem ntau siv rau hauv cov qauv hlau tiv thaiv xeb primer, cua sov ntub, ib puag ncig hauv qab dej topcoat, galvanized steel Cheebtsam, stainless hlau primer, sab nraud phab ntsa sealing primer, thiab lwm yam.
Piv txwv li, hais txog kev tsim kho, enamel yog ob-component xim, kev tsim kho ntawm chav tsev kub, tsawg dua 5 ° C yuav tsum tsis txhob tsim, nrog rau theem maturing thiab lub sijhawm thov. Hauv txoj kev ziab, enamel yog ob-component cross-linked curing, tsis tuaj yeem siv tus nqi ntawm cov neeg sawv cev curing los kho qhov ceev ziab, tuaj yeem siv rau hauv qhov chaw ib puag ncig hauv qab 150 ℃. Cov enamel kuj tseem siv tau rau cov zaj duab xis tuab dua, thiab txhua txheej yog airless tsuag, txog li 1000μm. Thiab cov enamel tuaj yeem phim nrog cov xim roj hmab chlorinated, acrylic polyurethane xim, aliphatic polyurethane xim, fluorocarbon xim los ua cov txheej txheem anticorrosive siab. Nws tiv taus alkali corrosion, ntsev tsuag corrosion tsis kam, solvent tsis kam, noo noo thiab kub tsis kam, tab sis tsis tiv taus huab cua, feem ntau yog ua primer lossis cov khoom siv hauv tsev, cov khoom siv hauv av nrog xim. Kev nplaum ntawm enamel rau cov hlau ferrous, cov hlau tsis yog ferrous, galvanized hlau yog qhov zoo heev, tuaj yeem siv rau hauv cov qauv hlau, galvanized hlau Cheebtsam, iav hlau thiab lwm yam txheej. Kev ua tau zoo ntawm cov khoom siv kho kom zoo nkauj enamel yog dav dav, feem ntau yog alkyd resin, nrog lub teeb ci zoo, tiv taus huab cua, tiv taus dej, muaj zog nplaum, tuaj yeem tiv taus kev hloov pauv huab cua muaj zog. Siv dav, suav nrog hlau, ntoo, txhua yam cuab yeej siv tsheb thiab cov khoom siv hlau dej ntawm nkoj.
(4) Xim tuab
Xim tuab kuj hu ua roj txhuas. Nws yog ua los ntawm cov xim thiab cov roj ziab sib xyaw thiab zom, yuav tsum ntxiv roj ntses, cov kuab tshuaj thiab lwm yam ua ntej siv. Hom xim no muaj ib daim zaj duab xis mos, nplaum zoo rau cov xim sab saud, muaj zog zais tau zoo, thiab yog qib qis tshaj plaws ntawm cov xim roj. Xim tuab yog tsim rau kev ua tiav cov haujlwm tsim kho lossis cov kav dej sib txuas uas tsis tas yuav tsum muaj ntau. Siv dav ua lub hauv paus rau cov khoom ntoo, kuj siv tau los hloov xim roj thiab putty.
(5) Sib tov xim
Xim sib xyaw, tseem hu ua xim sib xyaw, yog hom xim siv ntau tshaj plaws thiab yog ib feem ntawm cov xim dag. Nws feem ntau yog ua los ntawm roj qhuav thiab cov xim ua cov khoom siv raw, yog li nws hu ua xim sib xyaw roj. Cov xim sib xyaw muaj cov yam ntxwv ntawm ci, du, mos thiab zaj duab xis tawv, zoo li ceramic lossis enamel, xim nplua nuj thiab lo rau zoo. Yuav kom ua tau raws li qhov xav tau siv sib txawv, ntau yam tshuaj matting tuaj yeem ntxiv rau hauv cov xim sib xyaw, kom tsim tau ib nrab ci lossis matte.
Cov xim sib xyaw no yog siv rau sab hauv tsev thiab sab nraum zoov hlau, ntoo, thiab phab ntsa silicon. Hauv kev kho kom zoo nkauj sab hauv, cov xim sib xyaw sib nqus nrov dua vim nws cov txiaj ntsig zoo nkauj dua, zaj duab xis xim tawv dua thiab cov yam ntxwv ci thiab du, tab sis tiv taus huab cua tsawg dua li cov xim sib xyaw roj. Raws li cov resin tseem ceeb siv hauv cov xim, cov xim sib xyaw no tuaj yeem muab faib ua cov xim sib xyaw calcium grease, cov xim sib xyaw ester kua nplaum, cov xim sib xyaw phenolic, thiab lwm yam. Tiv taus huab cua zoo thiab txhuam tau zoo, tsim nyog rau kev pleev xim ntoo thiab hlau xws li tsev, cov cuab yeej, cov cuab yeej ua liaj ua teb, tsheb, rooj tog, thiab lwm yam.
(6) xim tiv thaiv xeb
Cov xim tiv thaiv xeb muaj xws li zinc daj, hlau liab epoxy primer, zaj duab xis xim yog tawv thiab ruaj khov, nplaum zoo. Yog siv nrog vinyl phosphating primer, nws tuaj yeem txhim kho kev tiv thaiv kub, tiv thaiv ntsev tsuag, thiab haum rau cov khoom siv hlau hauv thaj chaw ntug dej hiav txwv thiab thaj chaw sov. Cov xim tiv thaiv xeb feem ntau yog siv los tiv thaiv cov khoom siv hlau, tiv thaiv kev xeb, thiab xyuas kom meej tias cov khoom siv hlau muaj zog thiab lub neej ua haujlwm ntev.
(7) Cawv rog, kua qaub xim
Cov roj cawv, cov xim alkyd siv cov kuab tshuaj organic xws li turpentine, dej ntoo thuv, roj av, acetone, ether thiab lwm yam tsw phem. Yuav tsum tau saib xyuas tshwj xeeb rau kev xaiv cov khoom zoo thaum siv, vim tias hom xim no yuav muaj qee cov khoom xyaw uas ua rau tib neeg noj qab haus huv. Tom qab siv, tuaj yeem kuaj xyuas qhov cua kom raws sijhawm kom txo qhov kev puas tsuaj rau tib neeg lub cev. Hom xim no feem ntau haum rau qee qhov chaw uas tsis xav tau cov teebmeem zoo nkauj, tab sis xav tau kev tiv thaiv.
Txog peb
Peb lub tuam txhabyeej ib txwm ua raws li "kev tshawb fawb thiab thev naus laus zis, zoo ua ntej, ncaj ncees thiab ntseeg tau, kev siv nruj ntawm ls0900l: .2000 thoob ntiaj teb kev tswj hwm zoo. Peb cov kev tswj hwm thev naus laus zis tshiab, kev pabcuam zoo pov cov khoom zoo, yeej kev lees paub ntawm feem ntau ntawm cov neeg siv.Ua ib lub koom haum txuj ci thiab muaj zog hauv Suav teb, peb tuaj yeem muab cov qauv rau cov neeg siv khoom uas xav yuav, yog tias koj xav tau xim, thov hu rau peb.
TAYLOR CHEN
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ALEX TANG
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Lub sijhawm tshaj tawm: Cuaj hlis-27-2024