Izindaba

Isingeniso sikapende

Kungqalasizinda kanye nohlelo lwezimboni zomphakathi wanamuhla, amapayipi adlala indima ebalulekile. Zifana nemithambo yokuthutha ethule, zithutha buthule uketshezi, amagesi nezinto ezihlukahlukene, ziqinisekisa ukunikezwa kwamandla, ukusebenza kahle kokukhiqizwa kwezimboni kanye nokuphila kwansuku zonke kube lula. Kodwa-ke, ngemuva komsebenzi othule wepayipi, kukhona "unogada ongabonakali" obalulekile - upende wepayipi, ohlinzeka ngokuvikeleka okubalulekile kwepayipi.

1. incazelo kanye nomsebenzi kapende wamapayipi

Upende wamapayipi, njengoba negama libonisa, uwupende oklanyelwe ngokukhethekile ukusetshenziswa phezu kwamapayipi. Iqhaza layo eliyinhloko lidlulela ngalé kokuhlobisa okulula nezimpawu, kodwa lingena lijule kuwo wonke amazinga okuvikela amapayipi nokuthuthukisa ukusebenza.

(1) Ukuvimbela ukugqwala nokugqwala

Amapayipi ensimbi ajwayele ukugqwala nokugqwala ezindaweni ezinomswakama, ezine-asidi noma ezine-alkaline. Lokhu ngeke nje kunciphise isikhathi sokusebenza kwepayipi, kodwa futhi kungase kuholele ekuvuzeni kwamapayipi, okubangele izingozi ezimbi zokuphepha kanye nokungcoliswa kwemvelo. Upende wamapayipi ungakha ungqimba ebusweni bepayipi ukuze uhlukanise umgoqo wemvelo wangaphandle, uvikele ngokuphumelelayo umswakama, umoya-mpilo kanye nezinto ezigqwalayo kanye nokuxhumana okuqondile kwensimbi. Phakathi kwazo, ama-pigment anti-rust, afana nomthofu obomvu, i-zinc powder, njll., angasabela ngamakhemikhali endaweni yensimbi ukuze enze ungqimba oluzinzile lwezinhlanganisela, okuthuthukisa ngokwengeziwe umphumela wokuqeda ukugqwala. Ngale ndlela, upende wepayipi ulibazisa inqubo yokugqwala nokugqwala, kwandisa kakhulu impilo yesevisi yepayipi, futhi kunciphisa izindleko zokulungisa nokushintshwa ngenxa yokulimala kwamapayipi.

(2) Thuthukisa ukumelana nesimo sezulu

Ipayipi elibekwe ngaphandle libhekene novivinyo lwesimo sezulu esibi kakhulu, ukukhanya kwelanga kuzodala ukuguga nokufiphala, ukuguguleka kwemvula kuzokwenza buthaka ukunamathela kwe-coating, futhi ukushintshashintsha kwamakhaza nokushisa kubangele ukuthi impahla yamapayipi ande futhi shwabanisa, ngaleyo ndlela kuthinte ubuqotho be-coating. Upende wepayipi wekhwalithi ephezulu unokumelana nesimo sezulu esihle kakhulu futhi ungagcina ukusebenza okuzinzile ezinguqukweni zesimo sezulu zesikhathi eside. Ukwakhiwa kwayo okukhethekile kuyenza imelane nemisebe ye-ultraviolet, ivimbele ukuguga kokuguga nokuguga; Ngesikhathi esifanayo, ukumelana kwamanzi okuhle kuqinisekisa ukuthi imvula ayingeni ekugqokeni, igwema ukubola kwensimbi engaphansi. Ebusika obubandayo, upende wepayipi ungamelana nethonya lokushisa eliphansi, ngaphandle kokuqhekeka nokucwenga; Ehlobo elishisayo, lingakwazi ukuvala ukushisa ngokuphumelelayo, linciphise ukwanda kwezinga lokushisa langaphakathi lepayipi, ngaleyo ndlela linciphise ukucindezeleka okushisayo kwempahla yamapayipi nokuqinisekisa ukusebenza okuphephile kwepayipi.

(3) Ukuhlonza kanye nesixwayiso

Ezinhlelweni zamapayipi eziyinkimbinkimbi, amapayipi ngezinhloso ezahlukene kudingeka ahlukaniswe ngemibala esobala ukuze abaqhubi bakwazi ukuwabona ngokushesha nangokunembile futhi bawalawule. Isibonelo, amapayipi egesi ngokuvamile apendwe aphuzi ukuze axwayise ngezingozi ezingase zibe khona kanye nezidingo ezikhethekile zokusetshenziswa; Amapayipi omlilo apendwe abomvu ukuqinisekisa ukuthi angatholakala ngokushesha futhi asetshenziswe esimweni esiphuthumayo. Ngaphezu kwalokho, upende lwamapayipi lungaphinde lwengeze izimpawu eziyisixwayiso ezithinta amehlo ezindaweni eziyingozi, izindawo ezicindezelayo noma izingxenye ezikhethekile zokusebenza, njengokuthi "ingozi yokucindezela okukhulu", "ungathinti" njalonjalo. Lezi zimpawu azikwazi nje ukukhumbuza abasebenzi ukuthi banake ukuphepha, bagweme ukusetshenziswa kabi, kodwa futhi banikeze ulwazi olubalulekile kubasebenzi bokuhlenga ezimweni eziphuthumayo, ukusheshisa isivinini sokwelashwa okuphuthumayo, nokunciphisa ukulahlekelwa kwezingozi.

(4) Thuthukisa ubuhle bobuhle

Nakuba ubuhle akuwona umsebenzi oyinhloko wopende wepayipi, i-coat ehlanzekile, iyunifomu, enemibala egqamile ngokungangabazeki ingathuthukisa ukubukeka okuphelele kwesistimu yamapayipi. Ezindaweni zezimboni, upende wepayipi ojwayelekile futhi ohlangene ungabonisa izinga lokuphatha kanye nesithombe samabhizinisi; Ezindaweni zomphakathi, njengemigwaqo yasemadolobheni, izindawo zokuhlala, njll., upende wamapayipi amahle unganciphisa imfuhlumfuhlu obonakalayo futhi wenze indawo ezungezile ihlanzeke futhi ihleleke. Ngaphezu kwalokho, ukubukeka okuhle kungakhuphula ukuzethemba komphakathi kanye nokwaneliseka ngengqalasizinda futhi kuthuthukise ikhwalithi yonke yedolobha.

2, izinhlobo nezici zopende wepayipi

Kukhona izinhlobonhlobo zamapayipi opende, ngalinye linomsebenzi oyingqayizivele nezimo zokufaka isicelo ukuze kuhlangatshezwane nezidingo zokuvikela zamapayipi ahlukene ezindaweni ezihlukene nezimo zokusebenza.

(1) Upende ovimbela ukugqwala

Upende ovimbela ukugqwala uwunamathela osetshenziswa ngokukhethekile ukuvimbela ukugqwala kwensimbi, futhi ungenye yezinto eziyisisekelo zokuvikela amapayipi. Ngokuvamile iqukethe i-pigment ekhethekile yokulwa nokugqwala kanye nezithasiselo, ezingakha ifilimu eliqinile elivikelayo ebusweni bensimbi, livimbele ukuthintana phakathi kwe-oksijeni, umswakama kanye nemidiya egqwalayo kanye nensimbi, ukuze kuvinjwe ngokuphumelelayo ukugqwala.
Upende ovimbela ukugqwala uhlukaniswe ikakhulukazi izigaba ezimbili: upende onamafutha ophikisana nokugqwala kanye nopende ovimbela ukugqwala osekelwe emanzini. Upende osuselwe kuwoyela wokulwa nokugqwala onencibilikisi ephilayo njengencibilikisiwe, unezici zokomisa ngokushesha nokusebenza okuhle kokuqeda ukugqwala, kodwa ngenxa yokuqukethwe kwawo okuphezulu kwe-volatile organic compounds (VOC), kunomthelela othize emvelweni nempilo yomuntu, ngakho-ke ukusetshenziswa kungaphansi kwemikhawulo ethile. Ngokuphambene, upende olusekelwe emanzini olulwa nokugqwala lusebenzisa amanzi njenge-diluent, enezinzuzo zokuvikela imvelo, ukuphepha, futhi akulula ukushisa, futhi ihlangabezana nezidingo zemithetho yesimanje yemvelo. Kodwa-ke, isikhathi sayo sokumisa siside uma kuqhathaniswa, futhi ukusebenza kwayo kwe-anti-rust kungase kube kubi kakhulu kunokupenda okusekelwe kumafutha okulwa nokugqwala kwezinye izimo.
Mayelana ne-anti-rust pigments, i-red lead evamile, i-zinc powder, i-zinc phosphate nokunye. Upende obomvu womthofu ovimbela ukugqwala unomphumela omuhle wokuqeda ukugqwala, kodwa ngenxa yokuthi umthofu obomvu uqukethe umthofu, oyingozi emvelweni nasemzimbeni womuntu, uye wavalwa imingcele kancane kancane. Upende we-zinc oyimpuphu ovimbela ukugqwala usebenzisa isivikelo se-electrochemical ye-zinc, esingahlinzeka ngokuvikeleka okuphumelelayo kokuqeda ukugqwala kwezinsimbi, ofaneleka kakhulu indawo yasolwandle nezinye izikhathi ezigqwala. I-Zinc phosphate anti-rust paint ihlangana nensimbi ukuze yakhe ifilimu evikelayo ye-phosphate ezinzile, enezindawo ezinhle zokulwa nokugqwala kanye nokumelana namanzi.

(2) Upende ovimbela ukugqwala

Upende ovimbela ukugqwala uwunamathela oklanyelwe ngokukhethekile ukumelana nokuguguleka kwezinto zamakhemikhali, futhi udlala indima ebalulekile ekuvikelweni kwamapayipi kumakhemikhali, uphethiloli, ukuhlanza indle nezinye izimboni. Ngokusho kwemithombo yezindaba egqwalayo ehlukene, upende ovimbela ukugqwala ungahlukaniswa ngopende ongazweli i-asidi, upende ongazweli kwe-alkali, upende ofutha usawoti nezinye izinhlobo.
Upende olumelana ne-Acid lusetshenziselwa ikakhulukazi ukumelana nokugqwala kwezinto ezine-asidi, njenge-sulfuric acid, i-hydrochloric acid nokunye. Ukwakheka kuvame ukuqukatha ama-resin amelana ne-asidi kanye nezigcwalisi ezikhethekile ezigcina ubuqotho nokuzinza kwe-coating ezindaweni ezine-acidic. Upende ongazweli nge-alkali ngowezinto ezine-alkali, njenge-sodium hydroxide, i-potassium hydroxide, njll., unokumelana okuhle kwe-alkali. Upende ongazwani nesifutho sikasawoti uwukubhekana nokuguguleka kwesifutho sikasawoti ezindaweni ezisogwini noma ezindaweni zasolwandle, ngokusebenzisa ukwakheka okukhethekile okunamathelayo nezimibalabala ezikwazi ukumelana nokugqwala, ukuvimbela ngempumelelo ukufakwa kukasawoti nokugqwala phezu kwepayipi.
Lapho ukhetha upende ophikisana nokugqwala, kuyadingeka ukuthi ucabangele ngokuphelele izinga lokushisa eliphakathi, izinga lokushisa lokusebenza, ingcindezi nezinye izici zokuthutha amapayipi. Isibonelo, epayipini lamakhemikhali, uma ukulethwa kungamakhemikhali agqwala kakhulu, kuyadingeka ukukhetha upende ovimbela ukubola onokumelana kahle namakhemikhali, bese ukhetha uhlobo lwe-resin oluhambisanayo kanye nemibala ngokuya ngohlobo oluthile lwamakhemikhali.

(3) Upende olumelana nezinga lokushisa eliphezulu

Kwezinye izinhlelo zokusebenza ezikhethekile zezimboni, njengamapayipi okushisa, amapayipi omlilo wezimboni, amapayipi okukhipha injini, njll., amapayipi adinga ukusebenza isikhathi eside endaweni yokushisa ephezulu. Upende okwazi ukumelana nezinga lokushisa eliphezulu uyathuthukiswa ukuze uhlangabezane nalesi sidingo.
Upende olumelana nokushisa okuphezulu lungagcina ukuzinza kwengubo ngaphansi kwezimo zokushisa eziphakeme, ngaphandle kokuthambisa, ukugeleza, ukuwa kanye nezinye izenzakalo. Izingxenye zayo eziyinhloko zihlanganisa i-resin ukumelana nokushisa okuphezulu, i-pigment engamelana nokushisa kanye nama-fillers asebenzayo. I-silicone upende ongamelani nokushisa okuphezulu uwuhlobo oluvamile olunokumelana okuhle kakhulu kwezinga lokushisa eliphezulu futhi lungasetshenziswa isikhathi eside ebangeni lokushisa lika-200 ° C kuya ku-600 ° C. I-Inorganic silicon yokushisa ephezulu upende ingamelana namazinga okushisa aphezulu, kuze kufike ku-800 ° C. noma ngisho nangaphezu kuka-1000 ° C, kodwa ukuguquguquka kwayo nokunamathela kumbi kakhulu.
Ukuze kuqinisekiswe umphumela wopende onezinga lokushisa eliphezulu, ukunakekelwa kwangaphambili okuqinile kuyadingeka endaweni yepayipi ngaphambi kokwakhiwa ukuze kukhishwe uwoyela, ukugqwala kanye ne-oxide. Ngesikhathi esifanayo, phakathi nenqubo yokwakha, ukunakwa kufanele kukhokhwe ekulawuleni ukushuba nokufana kwe-coating ukuze kugwenywe ukuvela kwendawo enkulu kakhulu noma encane kakhulu.

(4) Upende ovikelayo

Emapayipini adlulisa amandla noma asetshenziswa ezintweni zikagesi, njengamashubhu okuvikela ikhebula, izindlu ze-transformer, njll., ukusebenza kokufakwa kwensimbi kubalulekile. Upende ovikelayo ungakha ungqimba oluhle lokuvikela phezu kwepayipi, uvimbele ukuvuza kwamanje, futhi uqinisekise ukusebenza okuphephile kwemishini kagesi.
Upende ovikelayo uvame ukwakhiwa nge-synthetic resin, i-solvent kanye ne-insulating filler, futhi unokumelana okuhle nokwehlukanisa, ukumelana ne-voltage kanye nokumelana nomswakama. Opende bokuvikela abajwayelekile bahlanganisa upende we-alkyd insulating, polyester insulating paint, epoxy insulating paint nokunye. Lapho ukhetha upende wokufaka i-insulating, kuyadingeka ukucabangela ngokucophelela izici ezifana ne-voltage yokusebenza, imvelo yokusebenzisa kanye nezidingo zokufakelwa kwepayipi.

(5) Upende wokuvikela imvelo

Ngokuthuthuka okuqhubekayo kokunaka kwembulunga yonke ekuvikelweni kwemvelo, upende wamapayipi ohambisana nemvelo usuphenduke inkambiso yentuthuko yemakethe. Lolu hlobo lukapende lunciphisa ukukhishwa kwezinhlanganisela eziphilayo eziguquguqukayo (VOC) ekukhiqizeni nasekusetshenzisweni kwenqubo, lwehlisa ukungcoliswa kwemvelo yomoya, futhi lunciphisa ubungozi bezempilo kubasebenzi bokwakha nakubasebenzisi.
Upende ovikela imvelo ikakhulukazi uhlanganisa upende osekelwe emanzini, upende oqinile ophakeme nopende ongancibiliki nezinye izinhlobo. Upende ovela emanzini usebenzisa amanzi njenge-diluent, awuqukethe i-solvent ephilayo, inezinzuzo zokuvikela imvelo, ukuphepha, okungashi nokunye. Ngokwandisa okuqukethwe okuqinile kupende, ukusetshenziswa kwe-solvent kuyancishiswa, ngaleyo ndlela kunciphisa ukukhishwa kwe-VOC. Upende ongancibiliki ucishe awuncibiliki futhi unezakhiwo ezinhle kakhulu zomzimba namakhemikhali, kodwa izidingo zokwakha ziphezulu.
Upende wokuvikela imvelo awugcini nje ngokuhle kakhulu ekuvikelweni kwemvelo, ukusebenza kwawo nakho kuthuthuka njalo, kungahlangabezana nezidingo zokuvikela zamapayipi ahlukahlukene, futhi kube negalelo elihle ekuthuthukisweni okusimeme.

3. ukukhethwa kwamapayipi okupenda amaphuzu

Ukukhetha upende wepayipi ofanele kuyisihluthulelo sokuqinisekisa umphumela wokuvikela kanye nempilo yesevisi yepayipi. Lapho ukhetha, izici eziningi zidinga ukucatshangelwa ukuze zihlangabezane nezidingo zepayipi endaweni ethile kanye nezimo zokusebenza.

(A) ukusetshenziswa kwendawo yamapayipi

Izimo zemvelo zepayipi yizona ezicatshangelwayo ekukhethweni kopende lwamapayipi. Izindawo ezihlukene zinezidingo ezahlukene zokusebenza kwezingubo.
Uma ipayipi ifakwe endaweni enomswakama engaphansi komhlaba, njengamapayipi endle, amapayipi egesi angaphansi komhlaba, njll., kuyadingeka ukukhetha upende onokumelana nomswakama omuhle nokumelana nokugqwala. Lolu hlobo lukapende ngokuvamile lunokumelana okuhle kwamanzi nokumelana namakhemikhali, okungavimbela ngokuphumelelayo ukuguguleka kwamanzi namakhemikhali emhlabathini ongaphansi komhlaba.
Emapayipini achayeke ngaphandle, njengamapayipi okushisa aphezulu, amapayipi kawoyela, njll., adinga ukumelana nokuhlolwa kwezinto ezingokwemvelo njengokuchayeka elangeni, ukuguguleka kwemvula, ukuguguleka komoya nesihlabathi. Ngakho-ke, upende lwamapayipi olunokumelana nesimo sezulu esihle nokumelana nokugqoka kufanele kukhethwe ukuze kuqinisekiswe ukuthi ukugqoka kuhlala kuzinzile endaweni engaphandle yesikhathi eside.
Uma ipayipi lisendaweni yokushisa ephezulu, njengamapayipi esithandweni somlilo sezimboni, amapayipi esitimu esitshalo samandla ashisayo, njll., khona-ke upende ongamelana nezinga lokushisa eliphezulu uyisinqumo esingcono kakhulu. Lo pende ungagcina izakhiwo zawo ezingokwenyama namakhemikhali emazingeni okushisa aphezulu, ukuvimbela ipayipi ekuguquguqukeni, ukugqwala nezinye izinkinga ngenxa yamazinga okushisa aphezulu.

(B) Izinto ezithuthwa ngamapayipi

Izinto ezithuthwa ngepayipi nazo zinomthelela obalulekile ekukhetheni upende wamapayipi. Izinto ezihlukene zinezakhiwo ezihlukene zamakhemikhali nezomzimba, ezingase zibangele ukugqwala, ukubola noma ukuguga embotsheni yepayipi.
Uma ipayipi lithutha uketshezi olubolayo, njengama-asidi, ama-alkali, izixazululo zikasawoti, njll., kufanele ukhethe upende ovimbela ukubola ongakwazi ukumelana nokuguguleka kwamakhemikhali ahambisanayo. Isibonelo, ipayipi elihambisa i-sulfuric acid kufanele lisebenzise upende olumelana ne-asidi, futhi ipayipi elihambisa isixazululo se-sodium hydroxide lidinga ukusebenzisa upende olumelana ne-alkali.
Ukuze kudluliselwe izinto ezivuthayo neziqhumayo ezifana nowoyela negesi yemvelo, ngaphezu kokucabangela ukusebenza kwe-anti-corrosion, kuyadingeka futhi ukukhetha upende wepayipi osebenza kahle ophikisana ne-static ukuvimbela ukunqwabelana kukagesi omile ukuthi ungabangeli umlilo. noma izingozi zokuqhuma.
Uma kuyipayipi lokudla noma lamanzi okuphuza, ukukhetha kukapende kuqinile, kufanele kusetshenziswe upende wokuvikela imvelo ongenabuthi ohlangabezana nezindinganiso zezempilo, ukuze kuqinisekiswe ukuthi impahla ethuthwayo ayingcolisiwe, ukuvikela impilo nokuphepha komphakathi. .

(C) Izimo zokwakha

Izimo zokwakha zinethonya eliqondile ekukhethweni nasekwakheni umphumela wokupenda wepayipi. Indlela yokwakha, ukungena komoya endaweni yokwakha, kanye nezidingo zokwelashwa okungaphezulu yizo zonke izici ezidinga ukucatshangelwa.
Amapayipi amapayipi ahlukene afaneleka ngezindlela ezahlukene zokwakha. Isibonelo, amanye amapende afaneleka ukuxubha ngenxa ye-viscosity ephezulu futhi angaxhunywa ngokulinganayo ebusweni bepayipi ngaphansi kwesenzo sebhulashi; Amanye amapende afaneleka kakhulu ukufuthwa ngoba enza i-coating encane, efana kakhulu.
Ukungena komoya endaweni yokwakha nakho kubalulekile. Ezindaweni ezingenawo umoya ohlanzekile, upende olunamakhompiyutha aphansi we-volatile organic (VOC) kufanele kukhethwe ukuze kuncishiswe ukulimala empilweni yabasebenzi bokwakha kanye nokungcoliswa kwemvelo.
Ngaphezu kwalokho, izidingo zokwelashwa kwendawo yepayipi zizophinde zithinte ukukhethwa kopende. Uma ingaphezulu lepayipi ligqwalile kakhulu noma kukhona ukungcola okufana nowoyela, kuyadingeka ukukhetha upende wepayipi osengakwazi ukunamathela kahle ngaphansi kwezimo ezingezinhle zangaphandle, noma ukulungiswa kwendawo okuqinile ngaphambi kokwakhiwa.

(D) Isabelomali

Lapho ukhetha upende lwamapayipi, isabelomali sibuye sibe yisici esingenakunakwa. Intengo yezinhlobo ezahlukene kanye nemikhiqizo yopende lwamapayipi ihlukahluka kakhulu, ngakho-ke kuyadingeka ukukhetha ngokufanele ngokuvumelana nesabelomali ngaphansi kwesisekelo sokuhlangabezana nezidingo zokuvikela.
Ngokuvamile, amapende amapayipi asebenza kahle abiza kakhulu, kodwa anganikeza impilo ende yesevisi nokuvikelwa okungcono. Uma isabelomali sinomkhawulo, ungakhetha imikhiqizo ethile eyongayo, kodwa qiniseka ukuthi ukusebenza kwayo kungahlangabezana nezidingo eziyisisekelo zokuvikela zepayipi.
Ngesikhathi esifanayo, kuyadingeka futhi ukucabangela izindleko zokugcinwa kopende lwamapayipi. Amanye amapayipi opende wekhwalithi ephezulu, nakuba ukutshalwa kwezimali kokuqala kuphezulu, kungase kube ukonga ngokuhamba kwesikhathi ngenxa yokuqina kwawo okuhle kanye nemvamisa yokulungiswa okuphansi.

4, ubuchwepheshe bokwakha bopende wamapayipi

Ubuchwepheshe bokwakha obulungile buyisixhumanisi esibalulekile sokuqinisekisa umphumela wokuvikela wopende wamapayipi. Kuphela ngokulandela ngokuqinile inqubo ejwayelekile yokwakha singaqinisekisa ukuthi ikhwalithi nokusebenza kwe-coating kuhlangabezana nemigomo elindelekile.

(1) Ukwelashwa kwendawo

Ukwelashwa okungaphezulu kuyisinyathelo esibalulekile sokwakhiwa kopende wamapayipi, futhi ikhwalithi yawo ithinta ngokuqondile umphumela wokunamathela nokuvikela wento enamathelayo.
Ngaphambi kokwelashwa okungaphezulu, ingaphezulu lepayipi lidinga ukuhlanzwa kahle ukuze kukhishwe izinto ezingcolisayo ezinjengowoyela, uthuli, ukugqwala, ne-oxide. Kumapayipi agqwalile kakhulu, ukwelashwa kokususwa kokugqwala kuvame ukwenziwa nge-sandblasting, pickling, ukugaya nezinye izindlela. Ukuqhunyiswa kwesihlabathi kuyindlela evamile yokukhipha ukugqwala, esusa ukugqwala kanye nongqimba lwe-oxidation ngokushaya ingaphezulu lepayipi ngezinhlayiya zesihlabathi ezifafazwe ngesivinini esikhulu, ukuze indawo engaphezulu ifinyelele kumaholo athile futhi ithuthukise ukunamathela kokunamathela. I-Pickling iwukusetshenziswa kwekhambi le-asidi ukuze kuncibilike ukugqwala ne-oxide ebusweni bepayipi, kodwa kuyadingeka ukunaka indlela yokwelapha yokunethezeka nokugeza ngemva kokukhetha ukuvimbela i-asidi esele ekubangeleni ukugqwala kwesibili epayipini. Ukugaya kulungele ukugqwala kwendawo noma ukwelashwa kwendawo encane.
Ngaphezu kokususwa kokugqwala, kuyadingeka futhi ukususa amafutha nothuli ebusweni bepayipi. Izindlela ezinjengokuhlanza i-solvent, ukuhlanza i-lye noma ukugezwa kwamanzi anomfutho ophakeme zingasetshenziswa. Ngemuva kokuqedwa kokwelashwa okungaphezulu, kufanele kuhlolwe ngesikhathi ukuze kuqinisekiswe ukuthi indawo yepayipi ihlangabezana nezidingo ezicacisiwe zokuhlanzeka kanye nokuqina.

(2) Ukumboza ngaphambili

I-pre-coating inqubo yokumboza ngaphambili izingxenye zepayipi okunzima ukuzipenda, njenge-weld, ikona, i-bolt joint.
Ngenxa yokuma okuyinkimbinkimbi, lezi zingxenye zivame ukubhekana nezinkinga ezifana nokugqoka okuncane kanye nokwemboza okungekho enkambweni evamile yokudweba, ngakho-ke zidinga ukuphathwa kusengaphambili. Upende osetshenziswe e-pre-coating kufanele lufane nokugqoka okuyinhloko, futhi ukwakhiwa kufanele kwenziwe ngebhulashi noma isibhamu esincane se-spray ukuqinisekisa ukuthi lezi zingxenye zivikelekile ngokwanele.

(3) Ukudweba

Ukudweba kuyisixhumanisi esiyinhloko sokwakhiwa kopende wamapayipi, ngokuya ngohlobo lwepayipi lepayipi nezidingo zokwakha, khetha indlela yokudweba efanele.
Ukugqoka ibhulashi kuyindlela yokugqoka yendabuko, efanelekile endaweni encane, ukuma okuyinkimbinkimbi kwepayipi noma ukulungiswa kwendawo. Uma usebenzisa ibhulashi, naka ubulukhuni nobubanzi be-bristles, kanye nesiqondiso namandla ebhulashi, ukuqinisekisa ukuthi ukugqoka kufana nokufana futhi akukho ukuvuza.
I-roller enamathela ifanele indawo enkulu yamapayipi ayisicaba, ingathuthukisa ukusebenza kahle kokwakhiwa, kodwa ukushuba kokumboza kuncane kakhulu.
I-roller enamathela ifanele indawo enkulu yamapayipi ayisicaba, ingathuthukisa ukusebenza kahle kokwakhiwa, kodwa ukushuba kokumboza kuncane kakhulu.

Mayelana NATHI

Inkampani yethuibilokhu ibambelele "'kwesayensi nobuchwepheshe, ikhwalithi kuqala, ukwethembeka nokwethembeka , ukusetshenziswa ngokuqinile kwe-ls0900l:.2000 uhlelo lokuphathwa kwekhwalithi yamazwe ngamazwe.Ukuphathwa kwethu okuqinile kobuchwepheshe bokusungula, isevisi yekhwalithi yenza ikhwalithi yemikhiqizo, yazuza ukuqashelwa kweningi labasebenzisi .Njengemboni ejwayelekile futhi eqinile yamaShayina, singanikeza amasampula kumakhasimende afuna ukuthenga, uma udinga upende, sicela usithinte.