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Qodobbada ugu muhiimsan ee saameeya tayada dahaarka dayactirka

Qodobbada ugu muhiimsan ee saameeya tayada alxanka

Alxanka ka dib, lakabka daasadaha ee asalka ah ee ilaalinta ee ku yaala tolitaanka alxanka ayaa si buuxda loo saaraa, oo ka tagaya kaliya birta saldhigga ah.
Sidaa darteed, waa in lagu daboolaa dahaar-molecular-sare ah oo organic ah si looga hortago daxalka u dhexeeya birta iyo waxa ku jira iyo si looga fogaado midab beddelka ka yimaada daxalka.

1. Noocyada Dahaarka

Dahaarka dayactirka waxaa loo qaybin karaa dahaarka dareeraha ah iyo daboolka budada ah. Nooc kastaa wuxuu leeyahay sifooyin gaar ah sababtoo ah kala duwanaanshaha habka halabuurka, codsiga, iyo daaweynta.

1. Dahaarka dareeraha ah

Kuwaas waxaa ka mid ah epoxy phenolic, acrylic, polyester, organosol, iyo dahaar midab leh, oo ku habboon hagaajinta tollaynta alxanka ee cuntada iyo cabitaannada intooda badan.

▶ Dahaarka Epoxy Phenolic: Waxay leeyihiin micropores yar, kiimiko aad u fiican iyo caabbinta jeermiska, laakiin waxay u baahan yihiin kulayl sare. Dubo ku filnaansho la'aantu waxay keentaa bogsasho aan dhamaystirnayn, taasoo keenaysa in dahaarka uu caddeeyo ka dib marka la nadiifiyo, saamaynaysa waxqabadka iyo badbaadada cuntada. Dubidda xad-dhaafka ah waxay yaraynaysaa dabacsanaanta iyo ku dhegganaanta, taasoo ka dhigaysa dahaarka mid jajaban oo u nugul dillaaca.

▶ Dahaarka akril iyo Polyester: Bixi adhesion aad u fiican, dabacsanaan, caabbinta kiimikada, iyo caabbinta jeermiska. Si kastaba ha ahaatee, dahaarka akrilik ayaa laga yaabaa inay nuugaan midabada cuntada waxayna leeyihiin iska caabin xaddidan oo ku saabsan daxalka sulfide.

▶ Dahaarka Organosol: Waxa lagu gartaa maadooyin adag oo sarreeya, samaynta dahaar qaro weyn leh oo tolmo alxan leh oo aan xumbo lahayn, oo leh dabacsanaan iyo socodsiin heersare ah. Waxay u baahan yihiin kulayl yar marka loo eego dahaarka kale laakiin waxay leeyihiin iska caabin liidata oo liidata waxayna u nugul yihiin daxalka sulfide, taasoo ka dhigaysa kuwo aan ku habboonayn cuntooyinka baaruuddu ku jirto.

▶ Dahaarka Midabka leh: Caadi ahaan waxaa lagu sameeyaa iyadoo lagu darayo titanium dioxide ama budada aluminiumka organosol, epoxy, ama daaha polyesterka si loo daboolo dhibco daxalka hoostiisa filimka, oo ku habboon hagaajinta tolnimada alxanka ee gasacadaha sida hilibka qadada.

 

2. Dahaarka budada

 

Dahaarka budada waxay sameeyaan filimo dhumuc weyn leh, oo dhammaystiran, iyagoo siinaya ilaalinta ugu fiican ee alxanka. Ma laha wax dareere ah oo dareere ah inta lagu jiro farsamaynta, yaraynta wasakheynta deegaanka, waxaana si weyn loogu isticmaalaa cuntada iyo daasadaha cabitaanka leh shuruudaha iska caabinta daxalka sare.

▶ Dahaarka Thermoplastic: Inta badan waxay ka kooban tahay budada polyester, titanium dioxide, barium sulfate, iwm. Samaynta filimku waa hab fudud oo dhalaalid ah, markaa inta lagu jiro dubista ka dib buufin buuxda, marka heerkulku gaaro barta dhalaalka ee daahan budada ah, daaha dayactirka ayaa dib u dhalaali doona oo samaysan doona. Daahan waa kuwo aad u dabacsan oo u adkeysanaya hababka kala duwan ee farsamada laakiin waxay leeyihiin iska caabin kiimikaad liidata marka loo eego daahan heerkulbeegyada, si fududna u nuugaya midabada cuntada. Ku dhegganaanshaha dahaarka salku wuu ka hooseeyaa tollaynta alxanka, taasoo keentay qaab buundada u eg.
▶ Dahaarka Heerkulka: Asal ahaan waxay ka kooban yihiin epoxy/polyester, waxay ku daaweeyaan xeryahooda molecular-ka sare leh iyada oo loo marayo polymerization ka dib kuleylka, samaynta filimo ka khafiifsan daahan heerkulbeeg ah oo leh caabbinta kiimikaad heer sare ah laakiin hawlkarnimo liidata.

Dahaarka dayactirka waxaa loo qaybin karaa dahaarka dareeraha ah iyo daboolka budada ah. Nooc kastaa wuxuu leeyahay sifooyin gaar ah sababtoo ah kala duwanaanshaha habka halabuurka, codsiga, iyo daaweynta.

1. Dahaarka dareeraha ah

Kuwaas waxaa ka mid ah epoxy phenolic, acrylic, polyester, organosol, iyo dahaar midab leh, oo ku habboon hagaajinta tollaynta alxanka ee cuntada iyo cabitaannada intooda badan.

▶ Dahaarka Epoxy Phenolic: Waxay leeyihiin micropores yar, kiimiko aad u fiican iyo caabbinta jeermiska, laakiin waxay u baahan yihiin kulayl sare. Dubo ku filnaansho la'aantu waxay keentaa bogsasho aan dhamaystirnayn, taasoo keenaysa in dahaarka uu caddeeyo ka dib marka la nadiifiyo, saamaynaysa waxqabadka iyo badbaadada cuntada. Dubidda xad-dhaafka ah waxay yaraynaysaa dabacsanaanta iyo ku dhegganaanta, taasoo ka dhigaysa dahaarka mid jajaban oo u nugul dillaaca.

▶ Dahaarka akril iyo Polyester: Bixi adhesion aad u fiican, dabacsanaan, caabbinta kiimikada, iyo caabbinta jeermiska. Si kastaba ha ahaatee, dahaarka akrilik ayaa laga yaabaa inay nuugaan midabada cuntada waxayna leeyihiin iska caabin xaddidan oo ku saabsan daxalka sulfide.

▶ Dahaarka Organosol: Waxa lagu gartaa maadooyin adag oo sarreeya, samaynta dahaar qaro weyn leh oo tolmo alxan leh oo aan xumbo lahayn, oo leh dabacsanaan iyo socodsiin heersare ah. Waxay u baahan yihiin kulayl yar marka loo eego dahaarka kale laakiin waxay leeyihiin iska caabin liidata oo liidata waxayna u nugul yihiin daxalka sulfide, taasoo ka dhigaysa kuwo aan ku habboonayn cuntooyinka baaruuddu ku jirto.

▶ Dahaarka Midabka leh: Caadi ahaan waxaa lagu sameeyaa iyadoo lagu darayo titanium dioxide ama budada aluminiumka organosol, epoxy, ama daaha polyesterka si loo daboolo dhibco daxalka hoostiisa filimka, oo ku habboon hagaajinta tolnimada alxanka ee gasacadaha sida hilibka qadada.

 

2. Dahaarka budada

 

Dahaarka budada waxay sameeyaan filimo dhumuc weyn leh, oo dhammaystiran, iyagoo siinaya ilaalinta ugu fiican ee alxanka. Ma laha wax dareere ah oo dareere ah inta lagu jiro farsamaynta, yaraynta wasakheynta deegaanka, waxaana si weyn loogu isticmaalaa cuntada iyo daasadaha cabitaanka leh shuruudaha iska caabinta daxalka sare.

▶ Dahaarka Thermoplastic: Inta badan waxay ka kooban tahay budada polyester, titanium dioxide, barium sulfate, iwm. Samaynta filimku waa hab fudud oo dhalaalid ah, markaa inta lagu jiro dubista ka dib buufin buuxda, marka heerkulku gaaro barta dhalaalka ee daahan budada ah, daaha dayactirka ayaa dib u dhalaali doona oo samaysan doona. Daahan waa kuwo aad u dabacsan oo u adkeysanaya hababka kala duwan ee farsamada laakiin waxay leeyihiin iska caabin kiimikaad liidata marka loo eego daahan heerkulbeegyada, si fududna u nuugaya midabada cuntada. Ku dhegganaanshaha dahaarka salku wuu ka hooseeyaa tollaynta alxanka, taasoo keentay qaab buundada u eg.
▶ Dahaarka Heerkulka: Asal ahaan waxay ka kooban yihiin epoxy/polyester, waxay ku daaweeyaan xeryahooda molecular-ka sare leh iyada oo loo marayo polymerization ka dib kuleylka, samaynta filimo ka khafiifsan daahan heerkulbeeg ah oo leh caabbinta kiimikaad heer sare ah laakiin hawlkarnimo liidata.

2. Dhumucda dahaarka

3. Daacadnimada

1. Tayada alxanka
Daacadnimada dayactirka dareeraha ah ee dahaarka waxay inta badan ku xiran tahay qaabka joomatari ee tolitaanka alxanka. Haddii tollaynta alxanku leedahay dhibco spatter ah, extrusion daran, ama dusha qallafsan, dahaarka dareeraha ah si buuxda uma dabooli karaan. Intaa waxaa dheer, dhumucda tolida alxanka waxay saameyneysaa saameynta daahan; guud ahaan, dhumucdiisuna waxay alxanka waa in ay ahaataa in ka yar 1.5 jeer dhumucda saxanka. Birta qaboobaha labaad ama birta adag ee adag, dhumucdiisuna waxay tahay 1.5 ilaa 1.8 jeer dhumucda saxanka.
Tolmada alxanka ah ee la sameeyay iyada oo aan lahayn ilaalinta nitrogen waxay yeelan kartaa ku dheggan liidata ee daahan dayactirka sababtoo ah lakabyada oksaydhka ee xad-dhaafka ah, taasoo horseedaysa dahaarka dildilaaca inta lagu jiro geeddi-socodyada xiga sida flanging, luqunta, iyo birta, oo saameeya daacadnimada daahan dayactirka.
Dahaarka budada ah, sababtoo ah dhumucdooda ku filan, waxay si fiican wax uga qaban karaan arrimaha soo-gaadhista birta ee ay sababaan cilladaha alxanka, iyagoo siinaya ilaalin aad u fiican oo loogu talagalay tolitaanka alxanka.
2. Xumbo
Qaababka dareeraha ah ee aan caqligal ahayn ee ku jira dahaarka dayactirka dareeraha ayaa saameyn ku yeelan kara daacadnimada dahaarka. Marka dahaarka dareeruhu ka kooban yahay dareere-karrin-hooseeya dheeraad ah, ama haddii heerkulku si degdeg ah u kaco inta lagu jiro dubista, ama haddii heerkulka tollayn waa mid aad u sarreeya, xaddi badan oo dareere ah dareeraha uumi inta lagu jiro dubista, tegaayo xadhkaha goobooyin ama micropores ee daahan, hoos u dhigista daboolka iyo saamaynta ilaalinta on tollayn alxanka.
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4. Dubidda iyo Daawaynta

1. Habka Daweynta ee Dahaarka Dayactirka
Dubidda iyo daawaynta dahaarka dareeraha ah ayaa qiyaas ahaan loo qaybin karaa marxaladaha soo socda: daahan heerarka hore iyo qoyn tollayn alxanka iyo meelaha bannaan (qiyaastii 1-2 seconds), oo ay ku xigto uumi dareere si ay u sameeyaan jel (waa in lagu dhammeeyaa 3-5 ilbiriqsi gudahood; haddii kale, daahan ayaa ka qulquli doona ka tolitaanka alxanka), iyo ugu dambeyntii polymerization. Dahaarka waa inuu helaa kuleyl ku filan oo ku filan, kaas oo si weyn u saameeya dhumucda iyo waxqabadka daahan dayactirka. Sidii hore loo soo sheegay, heerkulka degdega ah ee kor u kaca inta lagu jiro dubista waxay si fudud u soo saari kartaa xumbo, halka heerkulka tartiib tartiib ah uu keeni karo daaweyn ku filan sababtoo ah dayactirka heerkulka ugu sarreeya ee gaaban.
Dahaarka kala duwan ayaa leh waqtiyo kala duwan oo kala duwan inta lagu jiro dubista; Dahaarka epoxy phenolic waxay u baahan yihiin waqti ka dheer dahaarka organosol, taasoo la micno ah inay u baahan yihiin kulayl badan oo dubista.
Dahaarka budada ah, dahaarka heerkulbeegga ayaa si fudud u dhalaali si ay u sameeyaan filim inta lagu jiro dubista iyada oo aan lahayn polymerization, halka dahaarka kulaylka ay maraan polymerization dheeraad ah ka dib-polymerization pre-polymerization iyo dhalaalidda si ay ugu gudbaan xeryahooda-molecular sare. Sidaa darteed, kuleylka dubista wuxuu si dhow ula xiriiraa waxqabadka daahan dayactirka.
2. Saamaynta Shahaadada Daawaynta ee Waxqabadka Dahaarka
Dahaarka dib-u-hagaajinta waxay muujin karaan oo kaliya sifooyinkooda marka si buuxda loo dubayo oo la daweeyo. Dubo ku filnaansho la'aantu waxay keentaa micropores badan iyo habsocodka liidata; tusaale ahaan, daaha budada thermoplastic oo aan ku filnayn ayaa laga yaabaa inay laalaabto inta lagu jiro flanging. Dubidda xad-dhaafka ah waxay saamaysaa adhesion; tusaale ahaan, dahaarka epoxy phenolic ee la dubay ayaa noqda kuwo jajaban oo u nugul dildilaaca inta lagu jiro luqunta, luqunta, iyo kuulka. Intaa waxaa dheer, qaboojin ku filan ka dib dubista ayaa muhiim u ah waxqabadka daahan dayactirka. Tusaale ahaan, haddii daahanka budada thermoplastic aan si degdeg ah loo qaboojinin heerkulka qolka ka dib dubista, daahan ayaa dillaaci kara inta lagu jiro flanging. Ku darista qalabka qaboojinta ka dib foornada waxay ka hortagi kartaa arrimaha dillaaca ee daahan dayactirka inta lagu jiro flanging.
Marka la soo koobo, si loo hubiyo tayada daahan dayactirka-ie, porosity hooseeya iyo hab-socodka wanaagsan-waxaa lagama maarmaan ah in la xakameeyo dhumucda iyo heerka bogsashada ee daahan.

Changtai Intelligent wuxuu bixiyaa saddex qaybood oo qasacadaysan mashiinada wareega iyo alxanka mashiinada daahan dayactirka tolmada. Qalabka Intelligent Chantai waa soo saaraha iyo dhoofiyaha qalabka si toos ah, oo bixiya dhammaan xalalka samaynta qasaca. Si aad u hesho qiimayaasha saddex qaybood oo samayn kara mashiinada, dooro tayada samaynta mishiinada Changtai Intelligent.

Chengdu Changtai Intelligent Equipment Co., Ltd.- Qalabka wax soo saarka iyo dhoofiyaha, wuxuu bixiyaa dhammaan xalalka samaynta Tin. Si aad u ogaato wararkii ugu dambeeyay ee warshadaha baakadaha biraha, Soo hel daasad cusub samaynta khadka wax soo saarka, iyoHel qiimaha ku saabsan Machine For Canking,Dooro TayadaMashiinka SamayntaMarkay tahay Changtai.

Nala soo xidhiidhFaahfaahinta mishiinada:

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Ma qorshaynaysaa inaad dejiso khad cusub oo qiimo jaban?

Nala soo xidhiidh qiimo aad u badan!

S: Waa maxay sababta noo dooratay?

J: Sababta oo ah waxaan haysanaa tignoolajiyada geeska ah ee hogaaminaya bixinta mashiinada ugu fiican ee qasac cajiib ah.

S: Mishiinadayada loo heli karo Ex waxay u shaqeeyaan oo si sahlan loo dhoofiyaa?

J: Taasi waa wax aad u fudud in iibsaduhu u yimaado warshadeena si uu mashiino u soo saaro, sababtoo ah dhammaan alaabooyinkayagu uma baahna shahaadada hubinta badeecada, way fududahay in la dhoofiyo.

S: Ma jiraan wax qalab ah oo bilaasha?

J: Haa! Waxaan ku siin karnaa qaybo xidhmo degdeg ah oo bilaash ah muddo 1 sano ah, iska hubi inaad isticmaasho mashiinadayada iyo laftooduba waa kuwo aad u waara.


Waqtiga boostada: Jul-16-2025