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Gae » Ditaba » PTFE Lesela le tlotsitsoeng » Tsela ya go Tiisetsa Flatness ya PTFE High-Themperature Lesela Nakong ya Sintering

Tsela ya go netefatša Flatness ya PTFE High-Themperature Lesela Nakong ya Sintering

Dipono: 0     Mongwadi: Morulaganyi wa Sebaka Nako ya go phatlalatša: 2026-07-02 Tšwago: Saete

Botšiša

Sintering ke kgato ya bohlokwa moo dikarolwana tša PTFE di qhibidigago, di elelago, le go kopanya go ba filimi ye e tšwelago pele. Eupša gape ke kgato yeo go yona go bataletšego go lahlegago gabonolo kudu. Kgateletšego e sa leka-lekanego, diphetogo tša themperetšha ka lebelo goba go se thibele ka mo go lekanego go ka baka megokolodi yeo e sa fetogego, mapheko a maphoto le warpage yeo e ka se lokišwego ka morago ga moo.

Molaotheo wa motheo wa go hlokomela sephaphathi ke taolo ye e nepagetšego godimo ga kgatelelo, themperetšha, le mekgwa ya go thibela – go kgontšha go bopa ka go kopanywa ga substrate ya fiberglass le go tlotša ga PTFE ye e qhibidišitšwego.

PTFE phahameng-mocheso lesela.png

Aokai PTFE  ( .PTFE fiberglass cloth ) e hlamile ditshepedišo tše di tiilego tša sintering go netefatša gore go bataletšego mo go sa fetogego. Tlhahlo ye e akaretša dintlha tše hlano tše bohlokwa tša taolo ya go batalala mo go tsepamego ka tšweletšong ya bontši.

PTFE_Lesela_Se_phaphathi_Papiso.png

Thibelo ya Didirišwa – Motšhene wa Stenter Ke wa Kgapeletšo

Ye ke tharollo ya motheo ya go thibela go fokotšega ga weft le di-selvedges tša maphoto. Stenter ya diphini (goba clip stenter) e swanetše go tsenywa ka gare ga sebešo sa go sintering.

1. Go bopa ka sefapano

Pin lipoleiti phunya metshetshe lesela. Ka go beakanya bophara bja tsela ya diketane tša go sepetša, kgatelelo ya go selaganya ye boleta e a dirišwa – goba ka bonnyane, bophara bja lešela la mathomo bo hlokometšwe go lwantšha kgatelelo ya go fokotšega ga phišo ya substrate ka fase ga phišo ye kgolo. Ka ntle le thibelo ye, bophara bja lešela bo a fokotšega gomme mapheko a ba maphoto.

2. Taolo ya longitudinal

Nepahetseng lebelo phapang pakeng tsa pele le ka morao rollers plus koaletsoeng-loop tsitsipano taolo fana ka ultra-tlaase le tsitsitseng longitudinal tsitsipano:

  • Kgateletšego ye e feteletšego – e phatlola go tlotša goba e hlohleletša go fokotšega ga ka morago ga go tonya le go warpage

  • Kgateletšego ye e sa lekanego – e hlola megokolodi ya botelele (lešela 'le kgobokana godimo') .

Molao_motheo wa_go_Šoma_Motšhene_wa_Pin_Stenter.png

Profaele ya Thempheretšha ya Mahlale – Go Ruthetša ga Gradient le go Fodiša ka go Nanya

Go nyakega curve ya gradient ya go ruthetša ka boleta, go qhibidiga ka botlalo le go tonya ka go nanya go fediša go tšhoga ga phišo le warpage yeo e hlolwago ke kgateletšego.

1. Lefelo la go ruthetša

Thempheretšha e hlatloga ka go nanya go dikologa ntlha ya go qhibidiga ya PTFE (327°C) go lekalekanya themperetšha ya lešela la ka gare le la godimo. Go fiša kudu ga lefelong leo goba go hlatloga ga themperetšha ka lebelo go lebiša go fokotšegeng mo go sa lekalekanego le go kgokologa ga sa ruri. Maikemišetšo ke go dumelela phišo go tsenelela ka go swana ka botenya bja lešela pele ga ge go qhibidiga ka botlalo go thoma.

2. Sintering tšoara zone

Thempheretšha ya go se fetoge e hlokometšwe go 380-400°C ka nako ye e lekanego ya go dula. Se:

  • Ka botlalo qhibidisa dikarolwana PTFE ka filimi e tsoelang pele

  • E lokolla mašaledi a kgateletšego ya ka gare ya fiberglass ka tlase ga boemo bja sephaphathi bjo bo thibetšwego

  • Netefatša fusion e feletšego le densification

3. Lefelo la go fodiša – le hlokomologwa gantši, eupša le bohlokwa kudu

Ye ke kgato yeo go yona warpage e diregago kudu. Go fodiša ka go nanya go a nyakega mola go bolokwa thibelo ya stenter go fihlela themperetšha e theoga ka fase ga ntlha ya kristale ya PTFE (e ka bago 310°C ).

Molao wo bohlokwa: Go fodiša ga moya ka lebelo ka kgapeletšo go hlola go fokotšega mo go sa swanego magareng ga go tlotša le substrate – go feletša ka go sotha goba go kobega ga selvedges ka go phegelela tšeo di ka se bataletšego ka morago. Boloka lešela le thibetšwe go fihlela PTFE e kristale ka botlalo gomme e notletšwe ka sebopego sa yona sa mafelelo.

PTFE_Sintering_Profaele_ya_Thempheretšha (1).png

Substrate Pretreatment le Coating Uniformity

Go batalala nakong ya go sintering go ithekgile ka seo se diregago pele lešela le tsena ka sebjaneng.

1. Pre-shrinking ya lesela motheo

Pele ga go impregnation ga PTFE, lešela la fiberglass le feta dewaxing ya themperetšha ya godimo le go fokotšega pele go tloša kgatelelo ya mašaledi a go loga. Se se fokotša kudu go fokotšega ga bobedi nakong ya go sintering gomme se thea motheo wa go batalala ga maemo a godimo.

Aokai PTFE hlokomela: Ntle le pele ho fokotsa, fiberglass tla leka ho konteraka nakong sintering – loana khahlanong le stenter thibelo le ho baka kabo e sa leka-lekaneng khatello ea kelello.

2. Uniform tlotsa botenya

Llaga ye e kolobeditšwego ya PTFE e swanetše go bontšha botenya bjo bo sa fetogego go ralala le lešela ka moka. Go tlotša mo go sa lekalekanego go hlola nako ya go qhibidiga ya phapano – mafelo a masesane a qhibidiga ka lebelo go feta mafelo a matelele – go tšweletša maphoto a kgatelelo a go swana le sebopego sa lekwamati la namune le go senya sephaphathi.

  • Taolo e nepagetšego ya go kolobiša, go tlotša legare la ngaka le ditshepedišo tša go kgokološa ka go pitlaganya go bohlokwa.

  • Le diphetogo tše nnyane tša botenya (0.01mm) di ka hlola diphošo tša bokagodimo bjo bo bonagalago.

Peakanyo ya Phallo ya Moya le Dirolara tša Tlhahlo ya go Nepagala

1. Moralo wa go phatlalatšwa ga moya o fišago

Amogela go thula ka godimo le fase goba moya wo o fišago wo o dikološwago ka go swana ka gare ga sebjana go efoga go elela ga moya mo go tiilego ga lehlakore le tee go thula lešela thwii – yeo e hlolago maswao a go phaphamala. Thekgo ya mošwana wa moya wo o tsepamego ka di-oven tše di rapaletšego e thibela go retologa ga lešela godimo ga di-span tše telele tše di emišitšwego.

2. Go bapetšwa mo go tiilego ga di-roller

Dirolara ka moka tša tlhahlo le dirolara tša kgatelelo di swanetše go boloka parallelism ya godimo kudu le go dula di hlwekile ntle le mašaledi a go kgomarela:

  • Go fapoga mo gonyenyane ga lešela go lebiša go kgatelelo ye e sa lekalekanego ka mahlakoreng ka bobedi le go tšhošwa ke ka lehlakoreng le tee

  • A jarolla ka ho iketsa bohale khale tsamaiso e tla hlomelloa

  • Go hlwekiša ka mehla go thibela go kgoboketšwa ga sekgomaretši seo se bakago diphetogo tša kgatelelo ya lefelong leo

Tikologo_ya_Moya_wa_Go Fiša_le_Tlhahlo_Roller_System.png

Kakaretšo – Fomula ya Sephaphathi

Go bataletšego mo go phethagetšego ga go fihlelelwe ka matla a go gatelela a ka ntle. Go e na le moo, ka tlase ga thibelo ya planar ye e nepagetšego ya motšhene wa stenter, themperetšha ya go swana le kgatelelo di a qhibidiga gomme di kopanya go tlotša ga PTFE le substrate ya fiberglass go ba motswako wo o boreledi, ka kgateletšego ka moka ya mašaledi yeo e lokolotšwego ka botlalo ka go fodiša ganyenyane-ganyenyane.

Kgelogo kgokaganong efe goba efe ya tshepedišo e tee mafelelong e tla bonagala bjalo ka bokagodimo bja lešela bjo bo sa lekalekanego.

Kgato ya Tshepetšo

Senyakwa sa go batalala

Mokgwa wa go Palelwa

Kalafo ya pele ga substrate

Pele e fokotšegile, e se na kgateletšego

Bobedi shrinkage nakong sintering

Go tlotša

Botenya bja go swana

Go qhibidiga ga phapano → lekwamati la mmala wa namune

Thibelo ya stenter

Pin lipoleiti, laolwa bophara

Weft shrinkage, metshetshe maqhubu a

Taolo ya kgatelelo

Tlase, tsitsitseng, koaletsoeng-loop

Wrinkles (e tlase kudu) goba warpage (e phagame kudu) .

Lefelo la go ruthetša

Ganyenyane-ganyenyane, e leka-lekanego

Selegae go fiša kudu → creases sa ruri

Lefelo la go swara

380-400°C, go dula mo go lekanego

Fusion e sa felelang

Lefelo la go fodiša

E nanya, e thibetšwe ka fase ga 310°C

Warpage, metshetshe kobehileng

Phallo ya moya

E leka-lekanego, ga go na go thulana ka go lebanya

Maswao a go phaphamala

Dirolara

Parallel, e hloekileng

Di- wrinkles ka lehlakoreng le leng

Aokai PTFE e laola ditekanyetšo tše ka moka go tliša lešela la PTFE ka go bataletšego mo go kgonthišeditšwego. Bakeng sa dikgopelo tšeo di nyakago lešela la ultra-baphaphathi (mohlala, PCB laminating, solar laminators), re fana ka ditlhaloso tša go batalala ka thata le ditshepedišo tša tlaleletšo tša go batalatša.

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